SQL / SeqLL Inc. - SEC-meldingen, Jaarverslag, oproep en toelichting voor de algemene vergadering

SeqLL Inc.
DIT SYMBOOL IS NIET MEER ACTIEF

Basisstatistieken
CIK 1605888
SEC Filings
All companies that sell securities in the United States must register with the Securities and Exchange Commission (SEC) and file reports on a regular basis. These reports include company annual reports (10K, 10Q), news updates (8K), investor presentations (found in 8Ks), insider trades (form 4), ownership reports (13D, and 13G), and reports related to the specific securities sold, such as registration statements and prospectus. This page shows recent SEC filings related to SeqLL Inc.
SEC Filings (Chronological Order)
Deze pagina biedt een volledig, chronologisch overzicht van SEC-meldingen, met uitzondering van meldingen inzake eigendom, die wij elders aanbieden.
August 19, 2026 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2026 o TRANSITION REPORT PURSUANT TO S

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2026 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Transition period from to Commission file number 001-40760 CIRCLE8 GROUP INC. (Ex

August 19, 2026 8-K/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 AMENDMENT NO. 1 TO FORM 8-K/A CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) August 7, 202

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 AMENDMENT NO. 1 TO FORM 8-K/A CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) August 7, 2026 CIRCLE8 GROUP, INC. (Exact name of registrant as specified in charter) Delaware 001-40760 46-5319744 (State or other Jurisdiction of Incorporation o

August 17, 2026 NT 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 SEC FILE NUMBER 001-40760 CUSIP NUMBER 048892109 NOTIFICATION OF LATE FILING

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 SEC FILE NUMBER 001-40760 CUSIP NUMBER 048892109 NOTIFICATION OF LATE FILING (Check one): ☐ Form 10-K ☐Form 20-F ☐Form 11-K ☒ Form 10-Q ☐Form 10-D ☐Form N-CEN ☐Form N-CSR For Period Ended: June 30, 2026 ☐Transition Report on Form 10-K ☐Transition Report on Form 20-F ☐Transition Report on Form 11-K ☐Transition Repor

August 13, 2026 EX-10.1

SETTLEMENT AGREEMENT

Exhibit 10.1 Settlement Agreement – August 7, 2026 SETTLEMENT AGREEMENT This settlement agreement (this “Agreement”) is made and entered into as of August 7, 2026 (the “Effective Date”), by and among Lyneer Investments, LLC, a Delaware limited liability company (“Lyneer Investments”), Lyneer Staffing Solutions, LLC, a Delaware limited liability company (“Lyneer Staffing”), and Lyneer Holdings, Inc

August 13, 2026 EX-99.1

CIRCLE8 GROUP ELIMINATES $35 MILLION CONVERTIBLE SELLER’S NOTE THROUGH DEFINITIVE SETTLEMENT AGREEMENT WITH SPP CREDIT ADVISORS

Exhibit 99.1 CIRCLE8 GROUP ELIMINATES $35 MILLION CONVERTIBLE SELLER’S NOTE THROUGH DEFINITIVE SETTLEMENT AGREEMENT WITH SPP CREDIT ADVISORS Settlement Resolves Litigation and Legacy Financing Matters, Simplifies Capital Structure and Enhances Financial Flexibility ENGLEWOOD CLIFFS, N.J. – August 10, 2026 – Circle8 Group, Inc. (Nasdaq: CIRC) (“Circle8” or the “Company”) today announced that it has

August 13, 2026 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) August 7, 2026 CIRCLE8 GROUP, INC.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) August 7, 2026 CIRCLE8 GROUP, INC. (Exact name of registrant as specified in charter) Delaware 001-40760 46-5319744 (State or other Jurisdiction of Incorporation or Organization) (Comm

August 12, 2026 424B7

21,983,926 Shares of Common Stock CIRCLE8 GROUP, INC. Common Stock

PROSPECTUS SUPPLEMENT Filed Pursuant to Rule 424(b)(7) To prospectus dated December 15, 2025 Registration Statement No.

July 2, 2026 424B3

3,586,227 Shares of Common Stock ATLANTIC INTERNATIONAL CORP.

PROSPECTUS SUPPLEMENT Filed Pursuant to Rule 424(b)(3) Registration Statement No. 333-291991 3,586,227 Shares of Common Stock ATLANTIC INTERNATIONAL CORP. This prospectus supplement relates to the resale from time to time by the selling stockholder named in this prospectus supplement or its permitted transferees (collectively, the “Selling Stockholder”), an institutional investor, shares of common

July 1, 2026 EX-10.1

SECOND AMENDMENT TO EXECUTIVE EMPLOYMENT AGREEMENT

Exhibit 10.1 SECOND AMENDMENT TO EXECUTIVE EMPLOYMENT AGREEMENT This Second Amendment to Executive Employment Agreement (this "Second Amendment") is entered into as of June 29, 2026 (the "Second Amendment Effective Date"), by and between Atlantic International Corp., a Delaware corporation (the "Company"), and Jeffrey Jagid ("Executive“) RECITALS WHEREAS, the Company and Executive entered into tha

July 1, 2026 EX-3.1

EX-3.1

certofamend-namechangeat

July 1, 2026 EX-99.1

ATLANTIC INTERNATIONAL RELAUNCHES AS CIRCLE8, REFLECTING ITS EVOLUTION INTO A GLOBAL TECHNOLOGY AND WORKFORCE SOLUTIONS PLATFORM

Exhibit 99.1 ATLANTIC INTERNATIONAL RELAUNCHES AS CIRCLE8, REFLECTING ITS EVOLUTION INTO A GLOBAL TECHNOLOGY AND WORKFORCE SOLUTIONS PLATFORM Company to Trade on Nasdaq Under Ticker CIRC Guus Franke Appointed Chief Executive Officer While Continuing as Executive Chairman ENGLEWOOD CLIFFS, N.J., June 30, 2026 – Atlantic International Corp. (Nasdaq: ATLN) today announced a new chapter in the Company

July 1, 2026 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) June 29, 2026 ATLANTIC INTERNATION

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) June 29, 2026 ATLANTIC INTERNATIONAL CORP (Exact name of registrant as specified in charter) Delaware 001-40760 46-5319744 (State or other Jurisdiction of Incorporation or Organization

June 25, 2026 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) June 22, 2026 ATLANTIC INTERNATION

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) June 22, 2026 ATLANTIC INTERNATIONAL CORP (Exact name of registrant as specified in charter) Delaware 001-40760 46-5319744 (State or other Jurisdiction of Incorporation or Organization

June 25, 2026 EX-99.3

ATLANTIC INTERNATIONAL CORP REGAINS COMPLIANCE WITH NASDAQ LISTING REQUIREMENTS

Exhibit 99.3 ATLANTIC INTERNATIONAL CORP REGAINS COMPLIANCE WITH NASDAQ LISTING REQUIREMENTS ENGLEWOOD CLIFFS, NEW JERSEY – June 25, 2026 – Atlantic International Corp (Nasdaq: ATLN) ("Atlantic" or the "Company"), a leading global provider of workforce solutions, today announced that it has received formal notification from The Nasdaq Stock Market confirming that the Company has regained complianc

June 25, 2026 EX-99.2

ATLANTIC INTERNATIONAL'S CIRCLE8 SECURES SECOND MAJOR GOVERNMENT CONTRACT AWARD WITH MINIMUM VALUE OF $52 MILLION

Exhibit 99.2 ATLANTIC INTERNATIONAL'S CIRCLE8 SECURES SECOND MAJOR GOVERNMENT CONTRACT AWARD WITH MINIMUM VALUE OF $52 MILLION ENGLEWOOD CLIFFS, NEW JERSEY – June 23, 2026 – Atlantic International Corp (Nasdaq: ATLN), a leading provider of workforce solutions, today announced that Seven Stars B.V., a company within its Circle8 Group platform, has been awarded a four-year framework agreement by the

June 25, 2026 EX-99.1

ATLANTIC INTERNATIONAL REPORTS RECORD FIRST QUARTER 2026 REVENUE OF $249.9 MILLION

Exhibit 99.1 FOR IMMEDIATE RELEASE ATLANTIC INTERNATIONAL REPORTS RECORD FIRST QUARTER 2026 REVENUE OF $249.9 MILLION Circle8 Acquisition Establishes Global Workforce Solutions Platform Across North America and Europe ENGLEWOOD CLIFFS, N.J., June 22, 2026 — Atlantic International Corp. (Nasdaq: ATLN) today reported financial results for the first quarter ended March 31, 2026, and filed its Quarter

June 24, 2026 424B3

6,000,000 Shares of Common Stock ATLANTIC INTERNATIONAL CORP.

PROSPECTUS SUPPLEMENT Filed Pursuant to Rule 424(b)(3) Registration Statement No. 333-291991 6,000,000 Shares of Common Stock ATLANTIC INTERNATIONAL CORP. This prospectus supplement relates to the resale from time to time by the selling stockholder named in this prospectus supplement or its permitted transferees (collectively, the “Selling Stockholder”), an institutional investor, shares of common

June 22, 2026 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2026 o TRANSITION REPORT PURSUANT TO

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2026 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Transition period from to Commission file number 001-40760 ATLANTIC INTERNATIONA

May 27, 2026 424B3

4,000,000 Shares of Common Stock ATLANTIC INTERNATIONAL CORP

PROSPECTUS SUPPLEMENT Filed Pursuant to Rule 424(b)(3) Registration Statement No. 333-291991 4,000,000 Shares of Common Stock ATLANTIC INTERNATIONAL CORP This prospectus supplement and accompanying prospectus relates to the offering of 4,000,000 shares (the “Shares”) of common stock, par value $0.00001 per share (“Common Stock”) of Atlantic International Corp, a Delaware corporation (the “Company”

May 18, 2026 NT 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 SEC FILE NUMBER 001-40760 CUSIP NUMBER 048892109 NOTIFICATION OF LATE FILING

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 SEC FILE NUMBER 001-40760 CUSIP NUMBER 048892109 NOTIFICATION OF LATE FILING (Check one): ☐ Form 10-K ☐Form 20-F ☐Form 11-K ☒ Form 10-Q ☐Form 10-D ☐Form N-CEN ☐Form N-CSR For Period Ended: March 31, 2026 ☐Transition Report on Form 10-K ☐Transition Report on Form 20-F ☐Transition Report on Form 11-K ☐Transition Repo

May 12, 2026 RW

VIA EDGAR

May 12, 2026 VIA EDGAR Securities and Exchange Commission Division of Corporation Finance 100 F.

April 15, 2026 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K x ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2025 o TRANSITION REPORT PURSUANT TO SECTI

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K x ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2025 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Transition period from to Commission file number 001-40760 ATLANTIC INTERNATIONAL COR

April 15, 2026 EX-21

Atlantic International Corp (A Delaware Corporation) Listing of Subsidiaries as of April 1, 2026

Exhibit 21 Atlantic International Corp (A Delaware Corporation) Listing of Subsidiaries as of April 1, 2026 Name of Subsidiary State or Country of Incorporation Domestic Subsidiaries Lyneer Staffing Solutions, LLC Delaware Lyneer Investments, LLC Delaware Lyneer Holdings, Inc Delaware Foreign Subsidiaries Circle 8 GmbH Germany Circle8 Consulting GmbH Germany Circle8 Professionals GmbH Germany Circle8 Benelux B.

April 8, 2026 424B3

12,516,070 Shares of Common Stock ATLANTIC INTERNATIONAL CORP.

PROSPECTUS SUPPLEMENT Filed Pursuant to Rule 424(b)(3) Registration Statement No. 333-291991 12,516,070 Shares of Common Stock ATLANTIC INTERNATIONAL CORP. This prospectus supplement relates to the resale from time to time by the selling stockholder named in this prospectus supplement or his permitted transferees (collectively, the “Selling Stockholders”) of up to 12,516,070 shares of common stock

April 3, 2026 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) March 30, 2026 ATLANTIC INTERNATIO

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) March 30, 2026 ATLANTIC INTERNATIONAL CORP. (Exact name of registrant as specified in charter) Delaware 001-40760 46-5319744 (State or other Jurisdiction of Incorporation or Organizati

April 2, 2026 424B3

3,385,000 Shares of Common Stock ATLANTIC INTERNATIONAL CORP.

PROSPECTUS SUPPLEMENT Filed Pursuant to Rule 424(b)(3) Registration Statement No. 333-291991 3,385,000 Shares of Common Stock ATLANTIC INTERNATIONAL CORP. This prospectus supplement relates to the resale from time to time by the selling stockholder named in this prospectus supplement or its permitted transferees (collectively, the “Selling Stockholder”), an institutional investor, shares of common

April 1, 2026 NT 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 SEC FILE NUMBER 001-40760 CUSIP NUMBER 048892109 NOTIFICATION OF LATE FILING

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 SEC FILE NUMBER 001-40760 CUSIP NUMBER 048892109 NOTIFICATION OF LATE FILING (Check one): ☒ Form 10-K ☐Form 20-F ☐Form 11-K ☐ Form 10-Q ☐Form 10-D ☐Form N-CEN ☐Form N-CSR For Period Ended: December 31, 2025 ☐Transition Report on Form 10-K ☐Transition Report on Form 20-F ☐Transition Report on Form 11-K ☐Transition R

March 26, 2026 EX-4.1

PREFERRED STOCK PURCHASE WARRANT Atlantic International Corp.

Exhibit 4.1 PREFERRED STOCK PURCHASE WARRANT Atlantic International Corp. Warrant Shares: 5,600 Initial Exercise Date: March 20, 2026 THIS PREFERRED STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, Leviston Resources, LLC or its assigns (the “Holder”) is entitled, upon the terms and subject to the conditions hereinafter set forth, at any time on or after the date hereof (

March 26, 2026 EX-3.1

Atlantic International Corp. CERTIFICATE OF DESIGNATION OF PREFERENCES, RIGHTS AND LIMITATIONS SERIES B 5% CONVERTIBLE PREFERRED STOCK PURSUANT TO SECTION 151 OF THE DELAWARE GENERAL CORPORATION LAW

Exhibit 3.1 Atlantic International Corp. CERTIFICATE OF DESIGNATION OF PREFERENCES, RIGHTS AND LIMITATIONS OF SERIES B 5% CONVERTIBLE PREFERRED STOCK PURSUANT TO SECTION 151 OF THE DELAWARE GENERAL CORPORATION LAW The undersigned, Jeffrey Jagid, does hereby certify that: 1. He is the Chief Executive Officer of Atlantic International Corp., a Delaware corporation (the “Corporation”). 2. The Corpora

March 26, 2026 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) March 20, 2026 ATLANTIC INTERNATIO

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) March 20, 2026 ATLANTIC INTERNATIONAL CORP. (Exact name of registrant as specified in charter) Delaware 001-40760 46-5319744 (State or other Jurisdiction of Incorporation or Organizati

March 26, 2026 EX-10.1

SECURITIES PURCHASE AGREEMENT

Exhibit 10.1 SECURITIES PURCHASE AGREEMENT This Securities Purchase Agreement (this “Agreement”) is dated as of March 20, 2026, between Atlantic International Corp., a Delaware corporation (the “Company”), and the purchaser identified on the signature page hereto (including its successors and assigns, the “Purchaser”). WHEREAS, subject to the terms and conditions set forth in this Agreement and pu

March 24, 2026 DEL AM

Atlantic International Corp. 270 Sylvan Avenue, Suite 2230 Englewood Cliffs, NJ, 07632 March 24, 2026

Atlantic International Corp. 270 Sylvan Avenue, Suite 2230 Englewood Cliffs, NJ, 07632 March 24, 2026 VIA EDGAR Securities and Exchange Commission Division of Corporation Finance 100 F Street, N.E. Washington, D.C. 20549 Re: Atlantic International Corp. Registration Statement on Form S-3 (File No. 333-294523) Ladies and Gentlemen: We are filing this letter in order to provide the staff of the Divi

March 23, 2026 S-3

AS FILED WITH THE SECURITIES AND EXCHANGE COMMISSION ON March 20, 2026

AS FILED WITH THE SECURITIES AND EXCHANGE COMMISSION ON March 20, 2026 Registration Statement No.

March 23, 2026 EX-FILING FEES

CALCULATION OF FILING FEE TABLES Atlantic International Corp. Table 1: Newly Registered and Carry Forward Securities

Ex-Filing Fees CALCULATION OF FILING FEE TABLES S-3 Atlantic International Corp. Table 1: Newly Registered and Carry Forward Securities Line Item Type Security Type Security Class Title Notes Fee Calculation Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Newly Registered Securities Fees to be Paid Equity Common S

February 3, 2026 EX-10.1

EXECUTIVE EMPLOYMENT AGREEMENT

EXHIBIT 10.1 EXECUTIVE EMPLOYMENT AGREEMENT This Executive Employment Agreement (the “Agreement”) is made as of February 2, 2026 by and between Atlantic International Corp., a Delaware corporation (the “Company”), which currently has an address at 270 Sylvan Ave, Englewood Cliffs, New Jersey 07632, and Kevin Murphy (“Executive” or “Employee”), an individual having an address at 105 Muscadine Pt.,

February 3, 2026 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) February 2, 2026 ATLANTIC INTERNAT

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) February 2, 2026 ATLANTIC INTERNATIONAL CORP. (Exact name of registrant as specified in charter) Delaware 001-40760 46-5319744 (State or other Jurisdiction of Incorporation or Organiza

January 28, 2026 EX-10.3

FIRST AMENDMENT TO EXECUTIVE EMPLOYMENT AGREEMENT

Exhibit 10.3 FIRST AMENDMENT TO EXECUTIVE EMPLOYMENT AGREEMENT THIS AMENDMENT TO EXECUTIVE EMPLOYMENT AGREEMENT (this “Amendment”) is made and entered into effective as of January 23, 2025 (the “Amendment Effective Date”) by and between Atlantic International Corp. (the “Company”) and Jeffrey Jagid (the “Executive” and, together with the Company, the “Parties”). WHEREAS, the Company and Executive

January 28, 2026 EX-10.1

CONVERTIBLE PROMISSORY NOTE

Exhibit 10.1 THE ISSUANCE NOR SALE OF THIS NOTE HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED, OR APPLICABLE STATE SECURITIES LAWS. THIS NOTE MAY NOT BE OFFERED FOR SALE, SOLD, TRANSFERRED OR ASSIGNED (I) IN THE ABSENCE OF (A) AN EFFECTIVE REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933, AS AMENDED, OR (B) AN OPINION OF COUNSEL (WHICH COUNSEL SHALL BE SELECTED BY THE

January 28, 2026 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) January 22, 2026 ATLANTIC INTERNAT

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) January 22, 2026 ATLANTIC INTERNATIONAL CORP. (Exact name of registrant as specified in charter) Delaware 001-40760 46-5319744 (State or other Jurisdiction of Incorporation or Organiza

January 28, 2026 EX-10.4

FIRST AMENDMENT TO EXECUTIVE EMPLOYMENT AGREEMENT

Exhibit 10.4 FIRST AMENDMENT TO EXECUTIVE EMPLOYMENT AGREEMENT THIS AMENDMENT TO EXECUTIVE EMPLOYMENT AGREEMENT (this “Amendment”) is made and entered into effective as of January 23, 2026 (the “Amendment Effective Date”) by and between Atlantic International Corp. (the “Company”) and Michael S. Tenore (the “Executive” and, together with the Company, the “Parties”). WHEREAS, the Company and Execut

January 28, 2026 POS AM

AS FILED WITH THE SECURITIES AND EXCHANGE COMMISSION ON JANUARY 28, 2026

AS FILED WITH THE SECURITIES AND EXCHANGE COMMISSION ON JANUARY 28, 2026 Registration Statement No.

January 28, 2026 EX-2.1

ACQUISITION AGREEMENT by and among ATLANTIC INTERNATIONAL CORP., AXIOM PARTNERS GMBH, CIRCLE8 GROUP B.V. as of: Dated January 22, 2026 TABLE OF CONTENTS

Exhibit 2.1 Execution Version ACQUISITION AGREEMENT by and among ATLANTIC INTERNATIONAL CORP., AXIOM PARTNERS GMBH, and CIRCLE8 GROUP B.V. as of: Dated January 22, 2026 TABLE OF CONTENTS Title Page ARTICLE I Definitions 1 ARTICLE II The Acquisition 1 ARTICLE III Closing 4 ARTICLE IV Covenants 13 ARTICLE V Representations and Warranties of Atlantic Group 19 ARTICLE VI Representations and Warranties

January 28, 2026 EX-10.2

EMPLOYMENT AND BOARD SERVICE AGREEMENT

Exhibit 10.2 Execution Version EMPLOYMENT AND BOARD SERVICE AGREEMENT This Employment and Board Service Agreement (the “Agreement”) is made as of January 22, 2026 by and between Atlantic International Corp., a Delaware corporation (the “Company”), which currently has an address at 270 Sylvan Ave, Englewood Cliffs, New Jersey 07632, and Guus Franke (“Board Member”), an individual having an address

January 28, 2026 EX-99.1

Atlantic International Corp. Acquires Circle8 Group, Creating a $1.2 Billion Global Workforce Solutions Platform European IT Staffing Leader and Official Aston Martin Aramco Formula 1 Team IT Talent Partner Accelerates Atlantic’s Global Growth Strate

Exhibit 99.1 Atlantic International Corp. Acquires Circle8 Group, Creating a $1.2 Billion Global Workforce Solutions Platform European IT Staffing Leader and Official Aston Martin Aramco Formula 1 Team IT Talent Partner Accelerates Atlantic’s Global Growth Strategy Englewood Cliffs, New Jersey – January 23, 2026 – Atlantic International Corp. (Nasdaq: ATLN), a leading provider of strategic staffin

January 16, 2026 EX-FILING FEES

CALCULATION OF FILING FEE TABLES Atlantic International Corp. Table 1: Newly Registered Securities

Ex-Filing Fees CALCULATION OF FILING FEE TABLES S-8 Atlantic International Corp. Table 1: Newly Registered Securities Security Type Security Class Title Notes Fee Calculation Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Equity Common Stock, par value $0.00001 per share (1) Other 11,000,000 $ 1.93 $ 21,230,000.0

January 16, 2026 S-8

AS FILED WITH THE SECURITIES AND EXCHANGE COMMISSION ON JANUARY 16, 2026

AS FILED WITH THE SECURITIES AND EXCHANGE COMMISSION ON JANUARY 16, 2026 Registration No.

December 15, 2025 424B3

$250,000,000 ATLANTIC INTERNATIONAL CORP. Shares of Common Stock Shares of Preferred Stock Subscription Rights

PROSPECTUS Filed Pursuant to Rule 424(b)(3) Registration Statement No. 333-291991 $250,000,000 ATLANTIC INTERNATIONAL CORP. Shares of Common Stock Shares of Preferred Stock Warrants Subscription Rights Units We may offer from time-to-time shares of our common stock, preferred stock, warrants, subscription rights and units that include any of these securities. The aggregate initial offering price o

December 11, 2025 CORRESP

ATLANTIC INTERNATIONAL CORP. 270 Sylvan Road, Suite 2230 Englewood Cliffs, NJ 07632 December 11, 2025

ATLANTIC INTERNATIONAL CORP. 270 Sylvan Road, Suite 2230 Englewood Cliffs, NJ 07632 December 11, 2025 Division of Corporation Finance Securities and Exchange Commission 100 F Street, N.E. Washington, DC 20549 Attention: Mr. Ed Kim Re: Form S-3 Registration Statement File No. 333-291991 Dear Mr. Kim: Pursuant to Rule 461 promulgated under the Securities Act of 1933, as amended, Atlantic Internation

December 10, 2025 S-3/A

AS FILED WITH THE SECURITIES AND EXCHANGE COMMISSION ON DECEMBER 10, 2025

AS FILED WITH THE SECURITIES AND EXCHANGE COMMISSION ON DECEMBER 10, 2025 Registration Statement No.

December 5, 2025 EX-FILING FEES

CALCULATION OF FILING FEE TABLES Atlantic International Corp. Table 1: Newly Registered and Carry Forward Securities

Ex-Filing Fees CALCULATION OF FILING FEE TABLES S-3 Atlantic International Corp. Table 1: Newly Registered and Carry Forward Securities Line Item Type Security Type Security Class Title Notes Fee Calculation Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Newly Registered Securities Fees to be Paid Equity Common S

December 5, 2025 S-3

AS FILED WITH THE SECURITIES AND EXCHANGE COMMISSION ON DECEMBER 5, 2025

AS FILED WITH THE SECURITIES AND EXCHANGE COMMISSION ON DECEMBER 5, 2025 Registration Statement No.

November 14, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2025 o TRANSITION REPORT PURSUANT

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2025 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Transition period from to Commission file number 001-40760 ATLANTIC INTERNAT

November 10, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) November 7, 2025 ATLANTIC INTERNAT

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) November 7, 2025 ATLANTIC INTERNATIONAL CORP. (Exact name of registrant as specified in charter) Delaware 001-40760 46-5319744 (State or other Jurisdiction of Incorporation or Organiza

November 4, 2025 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (RULE 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Ame

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (RULE 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confide

October 31, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) October 31, 2025 ATLANTIC INTERNAT

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) October 31, 2025 ATLANTIC INTERNATIONAL CORP. (Exact name of registrant as specified in charter) Delaware 001-40760 46-5319744 (State or other Jurisdiction of Incorporation or Organiza

October 31, 2025 EX-3.1

AMENDED AND RESTATED BYLAWS OF ATLANTIC INTERNATIONAL CORP. ARTICLE I Meeting of Stockholders

Exhibit 3.1 AMENDED AND RESTATED BYLAWS OF ATLANTIC INTERNATIONAL CORP. ARTICLE I Meeting of Stockholders Section 1.1 Annual Meetings. If required by applicable law, an annual meeting of stockholders shall be held for the election of directors at such date, time and place, if any, either within or without the State of Delaware, as may be designated by resolution of the Board of Directors from time

September 17, 2025 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (RULE 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Ame

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (RULE 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. 3) Filed by the Registrant x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confid

September 5, 2025 PRE 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Ame

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. 2) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☒ Preliminary Proxy Statement. ☐ Confi

August 22, 2025 424B3

ATLANTIC INTERNATIONAL CORP. 13,711,743 Shares of Common Stock

Filed Pursuant to Rule 424(b)(3) under the Securities Act of 1933 Registration No.

August 14, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2025 o TRANSITION REPORT PURSUANT TO S

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2025 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Transition period from to Commission file number 001-40760 ATLA

August 11, 2025 EX-10.1

Severance agreement dated August 8, 2025, by and between Atlantic International Corp. and Christopher Broderick

Exhibit 10.1 SEPARATION AGREEMENT This SEPARATION AGREEMENT, dated as of August 8, 2025 (this “Agreement”), is between Atlantic International Corp., a Delaware Corporation with a principal place of business at 270 Sylvan Avenue Suite 2230 Englewood Cliffs, NJ 07632 (the “Company”), and Christopher Broderick, having an address at 14 Beacon Lane Rye Brook, NY 10573 (“Broderick”). WHEREAS, Broderick

August 11, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) June 2, 2025 ATLANTIC INTERNATIONA

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) June 2, 2025 ATLANTIC INTERNATIONAL CORP. (Exact name of registrant as specified in charter) Delaware 001-40760 46-5319744 (State or other Jurisdiction of Incorporation or Organization

July 14, 2025 RW

ATLANTIC INTERNATIONAL CORP. 270 Sylvan Avenue, Suite 2230 Englewood Cliffs, New Jersey 07632 July 14, 2025

ATLANTIC INTERNATIONAL CORP. 270 Sylvan Avenue, Suite 2230 Englewood Cliffs, New Jersey 07632 July 14, 2025 U.S. Securities and Exchange Commission Division of Corporation Finance 100 F Street NE Washington, D.C. 20549-3628 Re: Atlantic International Corp. Registration Statement on Form S-4 File No. 333-284049 Dear Ladies and Gentlemen: Pursuant to Rule 477 under the Securities Act of 1933, as ame

July 8, 2025 424B3

ATLANTIC INTERNATIONAL CORP. 9,925,914 Shares of Common Stock

PROSPECTUS FILED PURSUANT TO 424(b)(3) Registration Statement No. 333-288226 ATLANTIC INTERNATIONAL CORP. 9,925,914 Shares of Common Stock This prospectus relates to the sale (the “Offering”) by the selling shareholders, and in the related amounts, (the “Selling Shareholders”) of up to 9,925,914 shares of common stock, $0.00001 par value (the “Shares”), of Atlantic International Corp. (the “Compan

June 30, 2025 LETTER

LETTER

June 30, 2025 Jeffrey Jagid Chief Executive Officer ATLANTIC INTERNATIONAL CORP. 270 Sylvan Avenue, Suite 2230 Englewood Cliffs, NJ 07632 Re: ATLANTIC INTERNATIONAL CORP. Registration Statement on Form S-3 Filed June 23, 2025 File No. 333-288226 Dear Jeffrey Jagid: This is to advise you that we have not reviewed and will not review your registration statement. Please refer to Rules 460 and 461 reg

June 30, 2025 CORRESP

ATLANTIC INTERNATIONAL CORP. 270 Sylvan Road, Suite 2230 Englewood Cliffs, NJ 07632 June 30, 2025

ATLANTIC INTERNATIONAL CORP. 270 Sylvan Road, Suite 2230 Englewood Cliffs, NJ 07632 June 30, 2025 Division of Corporation Finance Securities and Exchange Commission 100 F Street, N.E. Washington, DC 20549 Attention: Mr. Brian Fetterholf Re: Form S-1 Registration Statement File No. 333-288226 Dear Mr. Fetterholf: Pursuant to Rule 461 promulgated under the Securities Act of 1933, as amended, Atlanti

June 23, 2025 EX-FILING FEES

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Tables S-3 (Form Type) Atlantic International Corp.

June 23, 2025 S-3

AS FILED WITH THE SECURITIES AND EXCHANGE COMMISSION ON JUNE 23, 2025

AS FILED WITH THE SECURITIES AND EXCHANGE COMMISSION ON JUNE 23, 2025 Registration Statement No.

May 30, 2025 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (RULE 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Ame

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (RULE 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. 1) Filed by the Registrant x Filed by a Party other than the Registrant o Check the appropriate box: x Preliminary Proxy Statement o Confid

May 14, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2025 o TRANSITION REPORT PURSUANT TO

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2025 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Transition period from to Commission file number 001-40760 ATL

May 13, 2025 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (RULE 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Ame

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (RULE 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a Party other than the Registrant o Check the appropriate box: x Preliminary Proxy Statement o Confide

May 5, 2025 8-K

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) April 29, 2025 ATLANTIC INTERNATIONAL CORP. (Exact name of registrant as specified in charter) Delaware 001-40760 46-5319744 (State or other Jurisdiction of Incorporation or Organizati

May 5, 2025 EX-10.2

025 from Lyneer Staffing Solutions, LLC to North Mill Capital, LLC

[Execution] Revolving Credit Master Promissory Note (Lyneer Staffing) 8376707.2 REVOLVING CREDIT MASTER PROMISSORY NOTE $70,000,000 Princeton, New Jersey April 29, 2025 FOR VALUE RECEIVED, the undersigned LYNEER STAFFING SOLUTIONS, LLC, a Delaware limited liability company (“Borrower”), promises to pay to the order of NORTH MILL CAPITAL LLC, a Delaware limited liability company, d/b/a SLR Business

May 5, 2025 EX-10.1

Mill Capital, LLC (d/b/a SLR Business Credit) and Lyneer Staffing

May 5, 2025 EX-10.3

Amended and Restated Convertible Promissory

atlantic-idcxamendedandr 4913-0019-4103\3 NEITHER THE ISSUANCE NOR SALE OF THE SECURITIES REPRESENTED BY THIS NOTE NOR THE SECURITIES INTO WHICH THESE SECURITIES ARE CONVERTIBLE HAVE BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED, OR APPLICABLE STATE SECURITIES LAWS.

March 28, 2025 EX-19.1

nsider Tradi

EXHIBIT 19.1 Unlawful Insider Trading: Disclosure and Trading Guidelines General Information The federal securities laws prohibit individuals with access to material information which has not been publicly disseminated, absorbed and evaluated (commonly referred to as “inside information”) from: (1) engaging in transactions in the Company’s securities without disclosing such information; or (2) div

March 28, 2025 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K x ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 o TRANSITION REPORT PURSUANT TO SECTI

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K x ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Transition period from to Commission file number 001-40760 ATLANTIC

March 28, 2025 EX-21

Subsidiaries of Atlantic International Corp

Exhibit 22 Atlantic International Corp (A Delaware Corporation) Listing of Subsidiaries as of December 31, 2024 Name of Subsidiary Jurisdiction of Incorporation or Organization Lyneer Staffing Solutions, LLC Delaware Lyneer Investments, LLC Delaware Lyneer Holdings, Inc. Delaware

March 28, 2025 EX-4.1

urities of Atlantic International Corp

Exhibit 4.1 DESCRIPTION OF ATLN CORPORATION’S EQUITY SECURITIES Atlantic International Corp. (the “Company”) has a single class of equity securities registered under Section 12 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”): Common Stock, par value $0.00001 per share (“Common Stock”). The following description of our capital stock and provisions of our amended and restated

March 28, 2025 EX-97.1

lawback Policy

EXHIBIT 97.1 ATLANTIC INTERNATIONAL CORP (“the Company”) CLAWBACK POLICY Introduction The Board of Directors of the Company (the “Board”) believes that it is in the best interests of the Company and its shareholders to create and maintain a culture that emphasizes integrity and accountability and that reinforces the Company’s pay-for-performance compensation philosophy. The Board has therefore ado

February 28, 2025 8-K

Termination of a Material Definitive Agreement, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) February 26, 2025 ATLANTIC INTERNATIONAL CORP. (Exact name of registrant as specified in charter) Delaware 001-40760 46-5319744 (State or other Jurisdiction of Incorporation or Organiz

January 24, 2025 CORRESP

January 24, 2025

January 24, 2025 Division of Corporation Finance Securities and Exchange Commission 100 F Street, NE Washington, DC 20549 Attention: Ms.

January 24, 2025 S-4/A

As filed with the Securities and Exchange Commission on January 24, 2025

As filed with the Securities and Exchange Commission on January 24, 2025 Registration Statement No.

January 24, 2025 EX-99.1

Form of Proxy Card for the Special Meeting of Staffing 360.

Exhibit 99.1 Signature [PLEASE SIGN WITHIN BOX] Date Signature (Joint Owners) Date TO VOTE, MARK BLOCKS BELOW IN BLUE OR BLACK INK AS FOLLOWS: KEEP THIS PORTION FOR YOUR RECORDS DETACH AND RETURN THIS PORTION ONLY THIS PROXY CARD IS VALID ONLY WHEN SIGNED AND DATED. V61550 - Z89259 For Against Abstain O O O The Board of Directors recommends you vote FOR Proposals 1 and 2. STAFFING 360 SOLUTIONS, I

January 24, 2025 CORRESP

ATLANTIC INTERNATIONAL CORP. 270 Sylvan Ave., Suite 2230 Englewood Cliffs, New Jersey 07632 January 24, 2025

ATLANTIC INTERNATIONAL CORP. 270 Sylvan Ave., Suite 2230 Englewood Cliffs, New Jersey 07632 January 24, 2025 Division of Corporation Finance Securities and Exchange Commission 100 F Street, NE Washington, DC 20549 Attention: Ms. Rucha Pandit Re: Atlantic International Corp. Form S-4 Registration Statement File No. 333-284049 Dear Ms. Pandit: Pursuant to Rule 461 promulgated under the Securities Ac

January 24, 2025 424B3

Filed Pursuant to Rule 424(b)(3) Registration Statement No. 333-284049 PROXY STATEMENT FOR THE SPECIAL MEETING OF STAFFING 360 SOLUTIONS, INC. AND PROSPECTUS FOR 2,108,188 SHARES OF COMMON STOCK OF ATLANTIC INTERNATIONAL CORP.

Filed Pursuant to Rule 424(b)(3) Registration Statement No. 333-284049 PROXY STATEMENT FOR THE SPECIAL MEETING OF STAFFING 360 SOLUTIONS, INC. AND PROSPECTUS FOR 2,108,188 SHARES OF COMMON STOCK OF ATLANTIC INTERNATIONAL CORP. ATLANTIC INTERNATIONAL CORP. STAFFING 360 SOLUTIONS, INC. MERGER PROPOSAL — YOUR VOTE IS VERY IMPORTANT Dear Stockholders: On November 1, 2024, Atlantic International Corp.,

January 23, 2025 EX-FILING FEES

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Tables S-4 (Form Type) Atlantic International Corp.

January 23, 2025 CORRESP

ATLANTIC INTERNATIONAL CORP. 270 Sylvan Ave., Suite 2230 Englewood Cliffs, New Jersey 07632 January 23, 2025

ATLANTIC INTERNATIONAL CORP. 270 Sylvan Ave., Suite 2230 Englewood Cliffs, New Jersey 07632 January 23, 2025 Division of Corporation Finance Securities and Exchange Commission 100 F Street, NE Washington, DC 20549 Attention: Ms. Rucha Pandit Re: Atlantic International Corp. Form S-4 Registration Statement File No. 333-284049 Dear Ms. Pandit: Pursuant to Rule 461 promulgated under the Securities Ac

January 23, 2025 S-4/A

As filed with the Securities and Exchange Commission on January 23, 2025

As filed with the Securities and Exchange Commission on January 23, 2025 Registration Statement No.

January 13, 2025 EX-2.1

First Amendment to Agreement and Plan of Merger dated as of January 7, 2025 by and among Atlantic International Corp, A 36 Merger Sub, Inc. and Staffing 360 Solutions, Inc.

Exhibit 2.1 FIRST AMENDMENT TO AGREEMENT AND PLAN OF MERGER This First Amendment (this “First Amendment”) to the Merger Agreement (as defined below) is made and entered into as of January 7, 2025, by and Atlantic International Corp a Delaware corporation (“Atlantic”), A36 Merger Sub Inc., a Delaware corporation (“Merger Sub”), and Staffing 360 Solutions, Inc. a Delaware corporation (the “Company”)

January 13, 2025 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) January 7, 2025 ATLANTIC INTERNATIONAL CORP. (Exact name of registrant as specified in charter) Delaware 001-40760 46-5319744 (State or other Jurisdiction of Incorporation or Organizat

January 2, 2025 LETTER

LETTER

January 2, 2025 Jeffrey Jagid Chief Executive Officer Atlantic International Corp.

December 26, 2024 EX-FILING FEES

Filing Fee Table

EX-FILING FEES 5 ea022565801ex-feeatlantic.htm FILING FEE TABLE Exhibit 107 Calculation of Filing Fee Tables S-4 (Form Type) Atlantic International Corp. (Exact Name of Registrant as Specified in its Charter) N/A (Translation of Registrant’s Name into English) Table 1: Newly Registered and Carry Forward Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Regi

December 26, 2024 S-4

As filed with the Securities and Exchange Commission on December 26, 2024

As filed with the Securities and Exchange Commission on December 26, 2024 Registration Statement No.

December 10, 2024 CERT

CERT

Eun Ah Choi Senior Vice President Global Head of Regulatory Operations December 10, 2024 Division of Corporation Finance U.

December 6, 2024 8-A12B

FORM 8-A FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 Atlantic International Corp. (Exact name of registrant as specified in its charter)

OMB APPROVAL UNITED STATES OMB Number: 3235-0056 SECURITIES AND EXCHANGE COMMISSION Expires: July 31, 2025 Washington, D.

November 14, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2024 o TRANSITION REPORT PURSUANT

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2024 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Transition period from to Commission file number 001-40760

November 7, 2024 EX-99.1

Atlantic International Corp. and Staffing 360 Solutions, Inc. Enter Into Definitive Merger Agreement to Establish Leading Human Capital Management, Outsourced Services and Workforce Solutions Company

Exhibit 99.1 Atlantic International Corp. and Staffing 360 Solutions, Inc. Enter Into Definitive Merger Agreement to Establish Leading Human Capital Management, Outsourced Services and Workforce Solutions Company ● Combined annual revenue expected to be approximately $620 million ● Highly synergistic transaction expected to result in run-rate cost synergies/savings of approximately $10 million ● A

November 7, 2024 EX-2.1

Agreement and Plan of Merger among Staffing 360 Solutions, Inc, A36 Merger Sub Inc. and Atlantic International Corp, dated November 1, 2024.

Exhibit 2.1 Execution Version AGREEMENT AND PLAN OF MERGER by and among ATLANTIC INTERNATIONAL CORP., as Atlantic, A36 MERGER SUB INC., as the Merger Sub, and STAFFING 360 SOLUTIONS, INC., as the Company, As of: Dated November 1, 2024 TABLE OF CONTENTS Title Page Article I Definitions - 1 - Article II The Merger - 2 - Article III Closing - 5 - Article IV Covenants - 12 - Article V Representations

November 7, 2024 8-K

Regulation FD Disclosure, Entry into a Material Definitive Agreement, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) November 1, 2024 ATLANTIC INTERNATIONAL CORP. (Exact name of registrant as specified in charter) Delaware 001-40760 46-5319744 (State or other Jurisdiction of Incorporation or Organiza

September 16, 2024 8-K

Entry into a Material Definitive Agreement, Material Modification to Rights of Security Holders, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) September 12, 2024 ATLANTIC INTERNATIONAL CORP. (Exact name of registrant as specified in charter) Delaware 001-40760 46-5319744 (State or other Jurisdiction of Incorporation or Organi

September 16, 2024 EX-10.1

Amendment No. 1 to Convertible Promissory Note dated as of September 12, 2024 made by the issuer to IDC Technologies Inc. (previously filed as Exhibit 10.1 to Atlantic International’s Current Report on Form 8-K filed with the SEC on September 16, 2024).

Exhibit 10.1 AMENDMENT NO. 1 TO CONVERTIBLE PROMISSORY NOTE THIS AMENDMENT No. 1 (“Amendment”) dated and effective as of September 12, 2024 (the “Effective Date”) to the Convertible Promissory Note dated June 18, 2024 (the “Note”), from Atlantic International Corp, a Delaware corporation (“Atlantic”) to IDC Technologies, Inc., a California corporation (“IDC”). Each of Atlantic, and IDC are hereina

September 16, 2024 EX-4.1

Letter dated September 16, 2024 to the shareholders of record as of September 26, 2023 (previously filed as Exhibit 4.1 to Atlantic International’s Current Report on Form 8-K filed with the SEC on September 16, 2024).

Exhibit 4.1 Atlantic International Corp 270 Sylvan Avenue, Suite 2230 Englewood Cliffs, NJ 07632 September 16, 2024 Dear Atlantic International Corp. Record Stockholder: On September 15, 2023, SeqLL, Inc., now known as Atlantic International Corp (“Atlantic”) announced that its Board of Directors had declared a special stock dividend and cash dividend to its holders of record as of September 26, 2

August 14, 2024 EX-10.2

Tenth Amendment to Loan Agreement and Forbearance Agreement (previously filed as Exhibit 10.2 to Atlantic International’s Quarterly Report on Form 10-Q filed with the SEC on August 14, 2024).

Exhibit 10.2 Executed version TENTH AMENDMENT TO LOAN AGREEMENT AND FORBEARANCE AGREEMENT THIS TENTH AMENDMENT TO LOAN AGREEMENT AND FORBEARANCE AGREEMENT (this “Tenth Amendment”), dated as of August 12, 2024, among IDC TECHNOLOGIES, INC., a California corporation (“IDC”), LYNEER INVESTMENTS, LLC, a Delaware limited liability company (“Lyneer Investments”), LYNEER HOLDINGS, INC., a Delaware corpor

August 14, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2024 ☐ TRANSITION REPORT PURSUANT TO S

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Transition period from to Commission file number 001-40760 ATLANTIC INTERNATIONAL

August 14, 2024 EX-10.1

Ninth Amendment to ABL Credit Agreement and Forbearance Agreement (previously filed as Exhibit 10.1 to Atlantic International’s Quarterly Report on Form 10-Q filed with the SEC on August 14, 2024).

Exhibit 10.1 Execution Version NINTH AMENDMENT TO ABL CREDIT AGREEMENT AND FORBEARANCE AGREEMENT THIS NINTH AMENDMENT TO ABL CREDIT AGREEMENT AND FORBEARANCE AGREEMENT (this “Ninth Amendment”), dated as of August 12, 2024, among IDC TECHNOLOGIES, INC., a California corporation (“IDC”), LYNEER INVESTMENTS, LLC, a Delaware limited liability company (“Lyneer Investments”), LYNEER HOLDINGS, INC., a De

July 29, 2024 SC 13D/A

US81734C1062 / Seqll Inc / Gattani Prateek - AMENDMENT NO. 1 TO SCHEDULE 13D Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 AMENDMENT NO. 1 TO SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 1) Atlantic International Corp. (Name of Issuer) Common Stock, Par Value $0.00001 per share (Title of Class of Securities) 048592109 (CUSIP Number) Elliot H. Lutzker, Davidoff Hutcher & Citron LLP, 605 Third Avenue, New York, NY 10158 (Nam

July 24, 2024 8-K/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 AMENDMENT NO. 1 FORM 8-K/A CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) June 18, 2024 AT

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 AMENDMENT NO. 1 TO FORM 8-K/A CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) June 18, 2024 ATLANTIC INTERNATIONAL CORP. (Exact name of registrant as specified in charter) Delaware 001-40760 46-5319744 (State or other Jurisdiction of Incorpo

July 24, 2024 EX-99.2

UNAUDITED PRO FORMA CONDENSED COMBINED FINANCIAL INFORMATION

Exhibit 99.2 UNAUDITED PRO FORMA CONDENSED COMBINED FINANCIAL INFORMATION The following unaudited pro forma condensed combined balance sheet as of March 31, 2024 and the unaudited pro forma condensed combined statement of operations for the year ended December 31, 2023 and the three month period ended March 31, 2024 give effect to the Merger of SeqLL Merger Sub, Atlantic Merger Sub and Lyneer Inve

July 22, 2024 EX-FILING FEES

Calculation of Filing Fee Table.

Exhibit 107 Calculation of Filing Fee Tables Form S-8 (Form Type) Atlantic International Corp.

July 22, 2024 424B3

ATLANTIC INTERNATIONAL CORP. 13,711,743 Shares of Common Stock

Registration No. 333-280653 Filed Pursuant to Rule 424(b)(3) under the Securities Act of 1933 PROSPECTUS ATLANTIC INTERNATIONAL CORP. 13,711,743 Shares of Common Stock This prospectus relates to the sale (the “Offering”) by the selling shareholders, and in the related amounts, (the “Selling Shareholders”) of up to 13,711,743 shares of common stock, $0.00001 par value (the “Shares”), of Atlantic In

July 22, 2024 S-8

As filed with the Securities and Exchange Commission on July 22, 2024

As filed with the Securities and Exchange Commission on July 22, 2024 Registration No.

July 19, 2024 S-1/A

AS FILED WITH THE SECURITIES AND EXCHANGE COMMISSION ON JULY 19, 2024

AS FILED WITH THE SECURITIES AND EXCHANGE COMMISSION ON JULY 19, 2024 Registration Statement No.

July 19, 2024 CORRESP

DAVIDOFF HUTCHER & CITRON LLP ATTORNEYS AT LAW 605 THIRD AVENUE NEW YORK, NEW YORK 10158

DAVIDOFF HUTCHER & CITRON LLP ATTORNEYS AT LAW 605 THIRD AVENUE NEW YORK, NEW YORK 10158 WRITER'S DIRECT: (646) 428-3210 E-MAIL ADDRESS: ehl@dhclegal.

July 18, 2024 CORRESP

ATLANTIC INTERNATIONAL CORP. 270 Sylvan Road, Suite 2230 Englewood Cliffs, NJ 07632 July 18, 2024

ATLANTIC INTERNATIONAL CORP. 270 Sylvan Road, Suite 2230 Englewood Cliffs, NJ 07632 July 18, 2024 Division of Corporation Finance Securities and Exchange Commission 100 F Street, N.E. Washington, DC 20549 Attention: Ms. Jenna Hough Re: Form S-1 Registration Statement File No. 333-280653 Dear Ms. Hough: Pursuant to Rule 461 promulgated under the Securities Act of 1933, as amended, Atlantic Internat

July 17, 2024 CORRESP

DAVIDOFF HUTCHER & CITRON LLP ATTORNEYS AT LAW 605 THIRD AVENUE NEW YORK, NEW YORK 10158

DAVIDOFF HUTCHER & CITRON LLP ATTORNEYS AT LAW 605 THIRD AVENUE NEW YORK, NEW YORK 10158 WRITER'S DIRECT: (646) 428-3210 E-MAIL ADDRESS: ehl@dhclegal.

July 16, 2024 LETTER

LETTER

July 16, 2024 Jeffrey Jagid Chief Executive Officer Atlantic International Corp. 270 Sylvan Avenue, Suite 2230 Englewood Cliffs, NJ 07632 Re: Atlantic International Corp. Registration Statement on Form S-1 Filed July 2, 2024 File No. 333-280653 Dear Jeffrey Jagid: We have conducted a limited review of your registration statement and have the following comment(s). Please respond to this letter by a

July 2, 2024 S-1

AS FILED WITH THE SECURITIES AND EXCHANGE COMMISSION ON JULY 2, 2024

AS FILED WITH THE SECURITIES AND EXCHANGE COMMISSION ON JULY 2, 2024 Registration Statement No.

July 2, 2024 EX-21.1

Subsidiaries of Registrant

Exhibit 21.1 SUBSIDIARIES OF THE REGISTRANT Lyneer Investments LLC

July 2, 2024 EX-FILING FEES

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Tables Form S-1 (Form Type) Atlantic International Corp.

June 28, 2024 RW

Atlantic International Corp. (f/k/a SeqLL Inc.) 270 Sylvan Avenue, Suite 2230 Englewood Cliffs, New Jersey 07632

Atlantic International Corp. (f/k/a SeqLL Inc.) 270 Sylvan Avenue, Suite 2230 Englewood Cliffs, New Jersey 07632 June 28, 2024 VIA EDGAR U.S. Securities and Exchange Commission Division of Corporation Finance 100 F Street, N.E. Washington, D.C. 20549 Attn: Staff Attorney Re: SeqLL Inc. Registration Statement on Form S-1 File No. 333-272908 Registration Withdrawal Request Ladies and Gentlemen: On J

June 28, 2024 SC 13D

US81734C1062 / Seqll Inc / Gattani Prateek - SCHEDULE 13D Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. ) Atlantic International Corp. (Name of Issuer) Common Stock, Par Value $0.00001 per share (Title of Class of Securities) 048592109 (CUSIP Number) Elliot H. Lutzker, Davidoff Hutcher & Citron LLP, 605 Third Avenue, New York, NY 10158 (Name, Address and Telep

June 27, 2024 SC 13D

US81734C1062 / Seqll Inc / JAGID JEFFREY M - SCHEDULE 13D Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. ) Atlantic International Corp. (Name of Issuer) Common Stock, Par Value $0.00001 per share (Title of Class of Securities) 048592109 (CUSIP Number) Elliot H. Lutzker, Davidoff Hutcher & Citron LLP, 605 Third Avenue, New York, NY 10158 (Name, Address and Telep

June 25, 2024 EX-10.10

Convertible Promissory Note dated June 20, 2024 issued by the Issuer to IDC Technologies Inc.

Exhibit 10.10 NEITHER THE ISSUANCE NOR SALE OF THE SECURITIES REPRESENTED BY THIS NOTE NOR THE SECURITIES INTO WHICH THESE SECURITIES ARE CONVERTIBLE HAVE BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED, OR APPLICABLE STATE SECURITIES LAWS. THE SECURITIES MAY NOT BE OFFERED FOR SALE, SOLD, TRANSFERRED OR ASSIGNED (I) IN THE ABSENCE OF (A) AN EFFECTIVE REGISTRATION STATEMENT FOR THE SE

June 25, 2024 EX-10.5

Executive Employment Agreement between Atlantic International Corp. and Jeffrey Jagid

Exhibit 10.5 EXECUTIVE EMPLOYMENT AGREEMENT This Executive Employment Agreement (the “Agreement”) is made as of June 18, 2024 by and between Atlantic International Corp., a Delaware corporation (the “Company”) (f/k/a SeqLL Inc.), which currently has an address at 270 Sylvan Ave, Englewood Cliffs, New Jersey 07632, and Jeffrey Jagid (“Executive”), an individual having an address at 304 Hardenburgh

June 25, 2024 EX-10.8

Board of Directors Agreement (Chairman) between Atlantic International Corp. and Prateek Gattani dated as of April 15, 2024

Exhibit 10.8 BOARD OF DIRECTORS AGREEMENT (Chairman) THIS AGREEMENT is made and entered into effective as of April 15,2024, by and between Atlantic International Corp., a Delaware corporation (the “Company, and Prateek Gattani, an individual (“Director”) with his principal address at IDC Technologies, Inc., 920 Hillsview Court, Suite 250, Milpitas, California 95035. 1. Term This Agreement shall co

June 25, 2024 EX-2.3

Certificate of Merger of Atlantic Merger LLC with and into Lyneer Investments LLC (3)

EXHIBIT 2.3 STATE OF DELAWARE CERTIFICATE OF MERGER OF DOMESTIC LIMITED LIABILITY COMPANIES Pursuant to Title 6, Section 18-209 of the Delaware Limited Liability Act, the undersigned limited liability company executed the following Certificate of Merger: FIRST: The name of the surviving limited liability company is LYNEER INVESTMENTS, LLC, and the name of the limited liability company being merged

June 25, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) June 18, 2024 ATLANTIC INTERNATION

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) June 18, 2024 ATLANTIC INTERNATIONAL CORP. (Exact name of registrant as specified in charter) Delaware 001-40760 46-5319744 (State or other Jurisdiction of Incorporation or Organizatio

June 25, 2024 EX-2.4

Certificate of Merger of SeqLL Merger LLC with and into Lyneer Investments LLC (3)

EXHIBIT 2.4 STATE OF DELAWARE CERTIFICATE OF MERGER OF DOMESTIC LIMITED LIABILITY COMPANIES Pursuant to Title 6, Section 18-209 of the Delaware Limited Liability Act, the undersigned limited liability company executed the following Certificate of Merger: FIRST: The name of the surviving limited liability company is LYNEER INVESTMENTS, LLC, and the name of the limited liability company being merged

June 25, 2024 EX-10.3

Executive Employment Agreement between Atlantic International Corp. and Christopher Broderick

Exhibit 10.3 EXECUTIVE EMPLOYMENT AGREEMENT This Executive Employment Agreement (the “Agreement”) is made as June 18, 2024 by and between Atlantic International Corp., a Delaware corporation (the “Company”) (f/k/a SeqLL Inc.), which currently has an address at 270 Sylvan Ave, Englewood Cliffs, New Jersey 07632, and Christopher Broderick (“Executive”), an individual having an address at 270 Sylvan

June 25, 2024 EX-16.1

Letter re Change in Certifying Accountant

Exhibit 16.1 June 25, 2024 Securities and Exchange Commission Washington, DC 20549 Commissioners: We have read SeqLL Inc.’s statements included under Item 4.01(a) of its Form 8-K filed on June 25, 2024 and we agree with such statements concerning our firm. /s/ Wolf & Company, P.C. Boston, Massachusetts

June 25, 2024 EX-99.1

Atlantic International Corp. Acquires Lyneer Staffing Solutions Creates National Strategic Staffing, Outsourced Services and Workforce Solutions Company with Over $400 Million in Revenues for the 12 Months Ended December 31, 2023 and Adjusted EBITDA

Exhibit 99.1 Atlantic International Corp. Acquires Lyneer Staffing Solutions Creates National Strategic Staffing, Outsourced Services and Workforce Solutions Company with Over $400 Million in Revenues for the 12 Months Ended December 31, 2023 and Adjusted EBITDA of $5.4 Million Englewood Cliffs, New Jersey -([Business Wire]) June 21st, 2024 —Atlantic International Corp. (OTC: ATLN) (the “Company”

June 25, 2024 EX-10.6

Executive Employment Agreement between Atlantic International Corp. and Todd McNulty

Exhibit 10.6 EXECUTIVE EMPLOYMENT AGREEMENT This Executive Employment Agreement (“Agreement”) is made and entered into effective as of June 18 , 2024, by and among Lyneer Staffing Solutions, LLC, a Delaware limited liability company (the “Company”), Lyneer Investments, LLC, a Delaware limited liability company (“Lyneer”), and Todd McNulty (hereinafter, the “Executive”). W I T N E S S E T H: WHEREA

June 25, 2024 EX-10.4

Executive Employment Agreement between Atlantic International Corp. and Michael Tenore

Exhibit 10.4 EXECUTIVE EMPLOYMENT AGREEMENT This Executive Employment Agreement (the “Agreement”) is made as of June 18, 2024 by and between Atlantic International Corp., a Delaware corporation (the “Company”) (f/k/a SeqLL Inc.), which currently has an address at 270 Sylvan Ave, Englewood Cliffs, New Jersey 07632, and Michael Tenore (“Executive”), an individual having an address at 270 Sylvan Ave,

June 25, 2024 EX-10.7

Executive Employment Agreement between Atlantic International Corp. and James Radvany

Exhibit 10.7 EXECUTIVE EMPLOYMENT AGREEMENT This Executive Employment Agreement (“Agreement”) is made and entered into effective as of June 18, 2024, by and among Lyneer Staffing Solutions, LLC, a Delaware limited liability company (the “Company”), Lyneer Investments, LLC, a Delaware limited liability company (“Lyneer”), and James S. Radvany (hereinafter, the “Executive”). W I T N E S S E T H: WHE

June 25, 2024 EX-10.2

Consulting Agreement between Atlantic International Corp. and Robert Machinist

Exhibit 10.2 CONSULTING AGREEMENT This Consulting Agreement (the “Agreement”) is entered into as of June 18, 2024, between Atlantic International Corp., a Delaware corporation (the “Company”) (f/k/a SeqLL Inc.), which has an address at 270 Sylvan Ave, Englewood Cliffs, New Jersey 07632, and Robert Machinist (the “Consultant”), who currently has an address at 270 Sylvan Ave, Englewood Cliffs, New J

June 18, 2024 EX-3.1

Certificate of Amendment of the Third Amended and Restated Certificate of Incorporation

-2-

June 18, 2024 8-K

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Entry into a Material Definitive Agreement, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 12, 2024 ATLANTIC INTERNATIONAL CORP. (Exact name of registrant as specified in charter) Delaware 001-40760 46-5319744 (State or other Jurisdiction of Incorporation or Organizati

June 18, 2024 EX-2.1

Amendment No. 1 to Amended and Restated Agreement and Plan of Reorganization dated as of June 12, 2024 (2)

EXHIBIT 2.1 AMENDMENT NO. 1 TO THE AMENDED AND RESTATED AGREEMENT AND PLAN OF REORGANIZATION THIS AMENDMENT (“Amendment”) dated and effective as of June 12, 2024 (the “Effective Date”) to the Amended and Restated Agreement and Plan of Reorganization dated as of June 4, 2024 (the “M/A”), by and among (i) Atlantic Acquisition Corp, a Delaware corporation (“Atlantic”), (ii) Atlantic Merger LLC, a Del

June 6, 2024 8-K

Entry into a Material Definitive Agreement, Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) June 4, 2024 SEQLL INC. (Exact name of registrant as specified in charter) Delaware 001-40760 46-5319744 (State or other Jurisdiction of Incorporation or Organization) (Commission File

June 6, 2024 EX-2.1

Amended and Restated Agreement and Plan of Reorganization

Exhibit 2.1 EXECUTION COPY AMENDED AND RESTATED AGREEMENT AND PLAN OF REORGANIZATION by and among SEQLL INC., as the Purchaser, SEQLL MERGER LLC, as the Purchaser Sub, ATLANTIC ACQUISITION CORP., as Atlantic, ATLANTIC MERGER LLC, as Atlantic Merger Sub, LYNEER INVESTMENTS, LLC, as the Company, and IDC TECHNOLOGIES, INC., as the Seller As of: Dated June 4, 2024 TABLE OF CONTENTS Title Page RECITALS

May 17, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2024 ☐ TRANSITION REPORT PURSUANT TO

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2024 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File No. 333-254886 SEQLL INC. (Exact name

May 15, 2024 NT 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check One): ☐ Form 10-K ☐ Form 20-F ☐ Form 11-K ☒ Form 10-Q ☐ Form 10-D ☐ Form N-SAR ☐ Form N-CSR For Period Ended: March 31, 2024 ☐ Transition Report on Form 10-K ☐ Transition Report on Form 20-F ☐ Transition Report on Form 11-K ☐ Transition Report on Form 10-Q ☐ Transition Report on F

May 1, 2024 EX-4.9

Form of Pre-Funded Warrant

Exhibit 4.9 PRE-FUNDED COMMON STOCK PURCHASE WARRANT ATLANTIC INTERNATIONAL CORP. Warrant Shares: [] Initial Exercise Date: [], 2024 THIS PRE-FUNDED COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, [] or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after

May 1, 2024 EX-1.1

Form of Underwriting Agreement

Exhibit 1.1 [] SHARES OF COMMON STOCK, [] PRE-FUNDED WARRANTS (EXERCISABLE FOR [] SHARES OF COMMON STOCK), [] SERIES A WARRANTS (EXERCISABLE FOR [] SHARES OF COMMON STOCK) AND [] SERIES B WARRANTS (EXERCISABLE FOR [] SHARES OF COMMON STOCK) OF SEQLL INC. (to be renamed Atlantic International Corp.) UNDERWRITING AGREEMENT [], 2024 EF Hutton LLC As the Representative of the Several underwriters, if

May 1, 2024 EX-4.6

Form of Warrant Agency Agreement between SeqLL Inc. and VStock Transfer LLC

Exhibit 4.6 WARRANT AGENCY AGREEMENT WARRANT AGENCY AGREEMENT (this “Agreement”), dated as of May [●], 2024 (the “Issuance Date”) between Atlantic International Corp. in connection with the Offering (as defined below)), a Delaware corporation (the “Company”), and Vstock Transfer, LLC, a limited liability company organized under the laws of California (the “Warrant Agent”). WITNESSETH WHEREAS, purs

May 1, 2024 POS AM

As filed with the Securities and Exchange Commission on May 1, 2024.

As filed with the Securities and Exchange Commission on May 1, 2024. Registration No. 333-272908 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549F POST-EFFECTIVE AMENDMENT NO. 2 TO FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 SEQLL INC. (Exact name of registrant as specified in its charter) Delaware 3826 46-5319744 (State or other jurisdiction of incorpor

May 1, 2024 EX-4.7

Form of Series A Warrant

Exhibit 4.7 SERIES A COMMON STOCK PURCHASE WARRANT ATLANTIC INTERNATIONAL CORP. Warrant Shares: [] Issue Date: [], 2024 THIS COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after [], 2024 (the “Initial Exe

May 1, 2024 EX-4.8

Form of Series B Warrant

Exhibit 4.8 SERIES B COMMON STOCK PURCHASE WARRANT ATLANTIC INTERNATIONAL CORP. Warrant Shares: [] Issue Date: [], 2024 THIS COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after [], 2024 (the “Initial Exe

April 18, 2024 8-K

Regulation FD Disclosure, Entry into a Material Definitive Agreement, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) April 15, 2024 SEQLL INC. (Exact name of registrant as specified in charter) Delaware 001-40760 46-5319744 (State or other Jurisdiction of Incorporation or Organization) (Commission Fi

April 17, 2024 EX-FILING FEES

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Tables S-1 (Form Type) SeqLL Inc. (Exact Name of Registrant as Specified in its Charter) Not Applicable (Translation of Registrant’s Name into English) Table 1: Newly Registered and Carry Forward Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offer

April 17, 2024 EX-4.8

Form of Series B Warrant

Exhibit 4.8 SERIES B COMMON STOCK PURCHASE WARRANT ATLANTIC INTERNATIONAL CORP. Warrant Shares: [] Issue Date: [], 2024 THIS COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after [], 2024 (the “Initial Exe

April 17, 2024 EX-2.7

Amendment No. 6 to Agreement and Plan of Reorganization

Exhibit 2.7 AMENDMENT NO. 6 TO THE AGREEMENT AND PLAN OF REORGANIZATION THIS AMENDMENT (“Amendment”) dated and effective as of April 15, 2024 (the “Effective Date”) to the Agreement and Plan of Reorganization dated as of May 29, 2023 and amended as of June 22, 2023, October 5, 2023, October 17, 2023, November 3, 2023, and January 16, 2024 (the “M/A”), by and among (i) Atlantic Acquisition Corp, a

April 17, 2024 EX-4.7

Form of Series A Warrant

Exhibit 4.7 SERIES A COMMON STOCK PURCHASE WARRANT ATLANTIC INTERNATIONAL CORP. Warrant Shares: [] Issue Date: [], 2024 THIS COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after [], 2024 (the “Initial Exe

April 17, 2024 EX-4.6

Form of Warrant Agency Agreement between SeqLL Inc. and VStock Transfer LLC

Exhibit 4.6 WARRANT AGENCY AGREEMENT WARRANT AGENCY AGREEMENT (this “Agreement”), dated as of April [●], 2024 (the “Issuance Date”) between Atlantic International Corp. in connection with the Offering (as defined below)), a Delaware corporation (the “Company”), and Vstock Transfer, LLC, a limited liability company organized under the laws of California (the “Warrant Agent”). WITNESSETH WHEREAS, pu

April 17, 2024 EX-4.9

Form of Pre-Funded Warrant

Exhibit 4.9 PRE-FUNDED COMMON STOCK PURCHASE WARRANT SEQLL Inc. Warrant Shares: [] Initial Exercise Date: [], 2024 THIS PRE-FUNDED COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, [] or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after the date hereof (

April 17, 2024 POS AM

As filed with the Securities and Exchange Commission on April 17, 2024.

As filed with the Securities and Exchange Commission on April 17, 2024. Registration No. 333-272908 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549F POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 SEQLL INC. (Exact name of registrant as specified in its charter) Delaware 3826 46-5319744 (State or other jurisdiction of incor

April 10, 2024 EX-22

Subsidiaries of Atlantic International (previously filed as Exhibit 22 to Atlantic International’s Annual Report on Form 10-K, filed with the SEC on April 10, 2024).

Exhibit 22 Subsidiaries Name Jurisdiction Percentage Ownership SeqLL LLC Massachusetts 100%

April 10, 2024 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 ☐ TRANSITION REPORT PURSUANT TO SECTI

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 333-254886 SeqLL Inc. (Exact name of re

April 1, 2024 NT 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check One): ☒ Form 10-K ☐ Form 20-F ☐ Form 11-K ☐ Form 10-Q ☐ Form 10-D ☐ Form N-SAR ☐ Form N-CSR For Period Ended: December 31, 2023 ☐ Transition Report on Form 10-K ☐ Transition Report on Form 20-F ☐ Transition Report on Form 11-K ☐ Transition Report on Form 10-Q ☐ Transition Report o

March 25, 2024 8-K

Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) March 21, 2024 SEQLL INC. (Exact name of registrant as specified in charter) Delaware 001-40760 46-5319744 (State or other Jurisdiction of Incorporation or Organization) (Commission Fi

February 12, 2024 S-1/A

As filed with the Securities and Exchange Commission on February 12, 2024.

As filed with the Securities and Exchange Commission on February 12, 2024. Registration No. 333-272908 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549F AMENDMENT NO. 15 TO FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 SEQLL INC. (Exact name of registrant as specified in its charter) Delaware 3826 46-5319744 (State or other jurisdiction of incorporation or

February 12, 2024 EX-FILING FEES

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Tables S-1 (Form Type) SeqLL Inc. (Exact Name of Registrant as Specified in its Charter) Not Applicable (Translation of Registrant’s Name into English) Table 1: Newly Registered and Carry Forward Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offer

February 9, 2024 EX-4.8

Form of Series B Warrant

Exhibit 4.8 SERIES B COMMON STOCK PURCHASE WARRANT ATLANTIC INTERNATIONAL CORP. Warrant Shares: [] Issue Date: [], 2024 THIS COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after [], 2024 (the “Initial Exe

February 9, 2024 S-1/A

As filed with the Securities and Exchange Commission on February 9, 2024.

S-1/A 1 fs12024a14seqllinc.htm REGISTRATION STATEMENT As filed with the Securities and Exchange Commission on February 9, 2024. Registration No. 333-272908 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549F AMENDMENT NO. 14 TO FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 SEQLL INC. (Exact name of registrant as specified in its charter) Delaware 3826 46-531

February 8, 2024 EX-4.7

Form of Series A Warrant

Exhibit 4.7 SERIES A COMMON STOCK PURCHASE WARRANT ATLANTIC INTERNATIONAL CORP. Warrant Shares: [] Issue Date: [], 2024 THIS COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after [], 2024 (the “Initial Exe

February 8, 2024 EX-4.8

Form of Series B Warrant

Exhibit 4.8 SERIES B COMMON STOCK PURCHASE WARRANT ATLANTIC INTERNATIONAL CORP. Warrant Shares: [] Issue Date: [], 2024 THIS COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after [], 2024 (the “Initial Exe

February 8, 2024 EX-FILING FEES

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Tables S-1 (Form Type) SeqLL Inc. (Exact Name of Registrant as Specified in its Charter) Not Applicable (Translation of Registrant’s Name into English) Table 1: Newly Registered and Carry Forward Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offer

February 8, 2024 CORRESP

EF HUTTON LLC 590 Madison Avenue, 39th Floor New York, NY 10022

EF HUTTON LLC 590 Madison Avenue, 39th Floor New York, NY 10022 February 8, 2024 VIA EDGAR Ms.

February 8, 2024 CORRESP

SEQLL INC. 3 Federal Street Billerica, MA 01821 February 8, 2024

SEQLL INC. 3 Federal Street Billerica, MA 01821 February 8, 2024 VIA EDGAR Ms. Ta Tanisha Meadows Ms. Theresa Brillant Mr. Nicholas Nalbantian Ms. Rucha Pandit Ms. Mara Ransom Securities and Exchange Commission Division of Corporate Finance 100 F Street, N.E. Washington, D.C. 20549 Re: SeqLL Inc. File No. 333-272908 Registration Statement on Form S-1 Ladies and Gentlemen: Pursuant to Rule 461 of t

February 8, 2024 S-1/A

As filed with the Securities and Exchange Commission on February 8, 2024.

As filed with the Securities and Exchange Commission on February 8, 2024. Registration No. 333-272908 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549F AMENDMENT NO. 13 TO FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 SEQLL INC. (Exact name of registrant as specified in its charter) Delaware 3826 46-5319744 (State or other jurisdiction of incorporation or

February 7, 2024 CORRESP

February 7, 2024

ERIC M. HELLIGE Partner DIRECT TEL: 212-326-0846 DIRECT FAX: 212-798-6380 [email protected] February 7, 2024 Via Edgar Ms. Ta Tanisha Meadows Ms. Theresa Brillant Mr. Nicholas Nalbantian Ms. Rucha Pandit Ms. Mara Ransom Securities and Exchange Commission Division of Corporate Finance 100 F Street, N.E. Washington, D.C. 20549 Re: SeqLL Inc. File No. 333-272908 Registration Statement on Form

February 7, 2024 CORRESP

EF HUTTON LLC 590 Madison Avenue, 39th Floor New York, NY 10022

EF HUTTON LLC 590 Madison Avenue, 39th Floor New York, NY 10022 February 7, 2024 VIA EDGAR Ms.

February 2, 2024 CORRESP

EF HUTTON LLC 590 Madison Avenue, 39th Floor New York, NY 10022

EF HUTTON LLC 590 Madison Avenue, 39th Floor New York, NY 10022 February 2, 2024 VIA EDGAR Ms.

February 2, 2024 S-1/A

As filed with the Securities and Exchange Commission on February 1, 2024.

As filed with the Securities and Exchange Commission on February 1, 2024. Registration No. 333-272908 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549F AMENDMENT NO. 12 TO FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 SEQLL INC. (Exact name of registrant as specified in its charter) Delaware 3826 46-5319744 (State or other jurisdiction of incorporation or

February 2, 2024 CORRESP

SEQLL INC. 3 Federal Street Billerica, MA 01821 February 2, 2024

SEQLL INC. 3 Federal Street Billerica, MA 01821 February 2, 2024 VIA EDGAR Ms. Ta Tanisha Meadows Ms. Theresa Brillant Mr. Nicholas Nalbantian Ms. Rucha Pandit Ms. Mara Ransom Securities and Exchange Commission Division of Corporate Finance 100 F Street, N.E. Washington, D.C. 20549 Re: SeqLL Inc. File No. 333-272908 Registration Statement on Form S-1 Ladies and Gentlemen: Pursuant to Rule 461 of t

February 1, 2024 LETTER

LETTER

United States securities and exchange commission logo February 1, 2024 Daniel Jones Chief Executive Officer SeqLL, Inc.

February 1, 2024 CORRESP

* * *

ERIC M. HELLIGE Partner Direct Tel: 212-326-0846 Fax: 212-326-0806 [email protected] February 1, 2024 Via Edgar Ms. Ta Tanisha Meadows Ms. Theresa Brillant Mr. Nicholas Nalbantian Mt. Donald Field Securities and Exchange Commission Division of Corporate Finance 100 F Street, N.E. Washington, D.C. 20549 Re: SeqLL Inc. Amendment No. 12 to Registration Statement on Form S-1 File No. 333-27290

January 31, 2024 EX-4.8

Form of Series B Warrant

Exhibit 4.8 SERIES B COMMON STOCK PURCHASE WARRANT ATLANTIC INTERNATIONAL CORP. Warrant Shares: [] Issue Date: [], 2024 THIS COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after [], 2024 (the “Initial Exe

January 31, 2024 EX-4.7

Form of Series A Warrant

Exhibit 4.7 SERIES A COMMON STOCK PURCHASE WARRANT ATLANTIC INTERNATIONAL CORP. Warrant Shares: [] Issue Date: [], 2024 THIS COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after [], 2024 (the “Initial Exe

January 31, 2024 EX-10.17

Form of Limited Guaranty and Pledge Agreement

Exhibit 10.17 The liens and security interests securing the indebtedness and other obligations incurred or arising under or evidenced by this instrument and the rights and obligations evidenced hereby with respect to such liens and security interests are subject to the provisions of that certain Intercreditor Agreement (as the same may be amended or otherwise modified from time to time pursuant to

January 31, 2024 S-1/A

As filed with the Securities and Exchange Commission on January 31, 2024.

As filed with the Securities and Exchange Commission on January 31, 2024. Registration No. 333-272908 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549F AMENDMENT NO. 11 TO FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 SEQLL INC. (Exact name of registrant as specified in its charter) Delaware 3826 46-5319744 (State or other jurisdiction of incorporation or

January 31, 2024 EX-4.6

Form of Warrant Agency Agreement between SeqLL Inc. and VStock Transfer LLC

Exhibit 4.6 WARRANT AGENCY AGREEMENT WARRANT AGENCY AGREEMENT (this “Agreement”), dated as of February [●], 2024 (the “Issuance Date”) between Atlantic International Corp. in connection with the Offering (as defined below)), a Delaware corporation (the “Company”), and Vstock Transfer, LLC, a limited liability company organized under the laws of California (the “Warrant Agent”). WITNESSETH WHEREAS,

January 31, 2024 CORRESP

* * *

ERIC M. HELLIGE Partner Direct Tel: 212-326-0846 Fax: 212-326-0806 [email protected] January 31, 2024 Via Edgar Ms. Ta Tanisha Meadows Ms. Theresa Brillant Mr. Nicholas Nalbantian Mt. Donald Field Securities and Exchange Commission Division of Corporate Finance 100 F Street, N.E. Washington, D.C. 20549 Re: SeqLL Inc. Amendment No. 11 to Registration Statement on Form S-1 File No. 333-27290

January 29, 2024 LETTER

LETTER

United States securities and exchange commission logo January 29, 2024 Daniel Jones Chief Executive Officer SeqLL, Inc.

January 18, 2024 EX-2.1

Amendment No. 5 to Agreement and Plan of Reorganization dated as of January 16, 2024 among the Company, SeqLL Merger LLC, Atlantic Acquisition Corp, Atlantic Merger LLC, Lyneer Investments, LLC, IDC Technologies, Inc. and Lyneer Management Holdings LLC

Exhibit 2.1 AMENDMENT NO. 5 TO THE AGREEMENT AND PLAN OF REORGANIZATION THIS AMENDMENT (“Amendment”) dated and effective as of January 16, 2024 (the “Effective Date”) to the Agreement and Plan of Reorganization dated as of May 29, 2023 and amended as of June 22, 2023, October 5, 2023, October 17, 2023, and November 3, 2023 (the “M/A”), by and among (i) Atlantic Acquisition Corp, a Delaware corpora

January 18, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) January 16, 2024 SEQLL INC. (Exact

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) January 16, 2024 SEQLL INC. (Exact name of registrant as specified in charter) Delaware 001-40760 46-5319744 (State or other Jurisdiction of Incorporation or Organization) (Commission

January 17, 2024 EX-FILING FEES

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Tables S-1 (Form Type) SeqLL Inc. (Exact Name of Registrant as Specified in its Charter) Not Applicable (Translation of Registrant’s Name into English) Table 1: Newly Registered and Carry Forward Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offer

January 17, 2024 EX-2.6

Amendment No. 5 to Agreement and Plan of Reorganization

Exhibit 2.6 AMENDMENT NO. 5 TO THE AGREEMENT AND PLAN OF REORGANIZATION THIS AMENDMENT (“Amendment”) dated and effective as of January 16, 2024 (the “Effective Date”) to the Agreement and Plan of Reorganization dated as of May 29, 2023 and amended as of June 22, 2023, October 5, 2023, October 17, 2023, and November 3, 2023 (the “M/A”), by and among (i) Atlantic Acquisition Corp, a Delaware corpora

January 17, 2024 EX-10.16

Form of Convertible Promissory Note to be issued by Atlantic International Corp. to IDC Technologies Inc.

Exhibit 10.16 NEITHER THE ISSUANCE NOR SALE OF THE SECURITIES REPRESENTED BY THIS NOTE NOR THE SECURITIES INTO WHICH THESE SECURITIES ARE CONVERTIBLE HAVE BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED, OR APPLICABLE STATE SECURITIES LAWS. THE SECURITIES MAY NOT BE OFFERED FOR SALE, SOLD, TRANSFERRED OR ASSIGNED (I) IN THE ABSENCE OF (A) AN EFFECTIVE REGISTRATION STATEMENT FOR THE SE

January 17, 2024 EX-4.7

Form of Series A Warrant

Exhibit 4.7 SERIES A COMMON STOCK PURCHASE WARRANT SEQLL INC. Warrant Shares: [] Issue Date: [], 2024 THIS COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after [], 2024 (the “Initial Exercise Date”) and o

January 17, 2024 S-1/A

As filed with the Securities and Exchange Commission on January 17, 2024.

As filed with the Securities and Exchange Commission on January 17, 2024. Registration No. 333-272908 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549F AMENDMENT NO. 10 TO FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 SEQLL INC. (Exact name of registrant as specified in its charter) Delaware 3826 46-5319744 (State or other jurisdiction of incorporation or

January 17, 2024 EX-10.14

Limited Consent and Fifth Amendment to ABL Credit Agreement and Forbearance Agreement dated as of January 16, 2024 by and among IDC Technologies Inc., Lyneer Investments LLC and its subsidiaries, and BMO Bank, N.A., as Administrative Agent

Exhibit 10.14 EXECUTION VERSION LIMITED CONSENT AND FIFTH AMENDMENT TO ABL CREDIT AGREEMENT AND FORBEARANCE AGREEMENT THIS LIMITED CONSENT AND FIFTH AMENDMENT TO ABL CREDIT AGREEMENT AND FORBEARANCE AGREEMENT (this “Fifth Amendment”), dated as of January 16, 2024, among IDC TECHNOLOGIES, INC., a California corporation (“IDC”), LYNEER INVESTMENTS, LLC, a Delaware limited liability company (“Lyneer

January 17, 2024 EX-4.8

Form of Series B Warrant

Exhibit 4.8 SERIES B COMMON STOCK PURCHASE WARRANT SEQLL INC. Warrant Shares: [] Issue Date: [], 2024 THIS COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after [], 2024 (the “Initial Exercise Date”) and o

January 17, 2024 EX-10.13

Second Omnibus Agreement dated as of January 16, 2024 by IDC Technologies Inc., Lyneer Investments LLC and its subsidiaries, PBC Lyneer Holdings LLC, as Administrative Agent, and PBC Lyneer Co-Investors, L.P.

Exhibit 10.13 SECOND OMNIBUS AMENDMENT This Second Omnibus Amendment (this “Second Amendment”) is dated as of January 16, 2024, with effect from December 31, 2023, by IDC Technologies, Inc., a California corporation (“IDC”), Lyneer Investments, LLC, a Delaware limited liability company (“Lyneer Investments”), Lyneer Management Holdings LLC, a Delaware limited liability company (“Management Holding

January 17, 2024 EX-10.15

Sixth Amendment to Loan Agreement and Forbearance Agreement dated as of January 16, 2024 by and among IDC Technologies Inc., Lyneer Investments LLC and its subsidiaries, and SPP Credit Advisors LLC

Exhibit 10.15 Execution Version LIMITED CONSENT AND SIXTH AMENDMENT TO LOAN AGREEMENT AND FORBEARANCE AGREEMENT THIS LIMITED CONSENT AND SIXTH AMENDMENT TO LOAN AGREEMENT AND FORBEARANCE AGREEMENT (this “Sixth Amendment”), dated as of January 16, 2024, among IDC TECHNOLOGIES, INC., a California corporation (“IDC”), LYNEER INVESTMENTS, LLC, a Delaware limited liability company (“Lyneer Investments”

January 17, 2024 EX-10.12

Allocation Agreement dated as of December 31, 2023 by and among Lyneer Investments LLC and its subsidiaries; IDC Technologies Inc. and Prateek Gattani

Exhibit 10.12 ALLOCATION AGREEMENT THIS ALLOCATION AGREEMENT (the “Agreement”) is made as of December 31, 2023 (the “Agreement Date”), by and among (i) Lyneer Investments, LLC, a Delaware limited liability company and its subsidiaries (the “Lyneer Investments”), (ii) IDC Technologies, Inc., a California corporation (“IDC”) and Prateek Gattani (“Gattani”). Each of above are hereinafter referred to

January 16, 2024 CORRESP

* * *

ERIC M. HELLIGE Partner Direct Tel: 212-326-0846 Fax: 212-326-0806 [email protected] January 17, 2024 Via Edgar Ms. Ta Tanisha Meadows Ms. Theresa Brillant Mr. Nicholas Nalbantian Mt. Donald Field Securities and Exchange Commission Division of Corporate Finance 100 F Street, N.E. Washington, D.C. 20549 Re: SeqLL Inc. Amendment No. 10 to Registration Statement on Form S-1 File No. 333-27290

December 19, 2023 CORRESP

December 19, 2023

ERIC M. HELLIGE Partner DIRECT TEL: 212-326-0846 DIRECT FAX: 212-798-6380 [email protected] December 19, 2023 Via Edgar Ms. Ta Tanisha Meadows Ms. Theresa Brillant Mr. Nicholas Nalbantian Ms. Rucha Pandit Ms. Mara Ransom Securities and Exchange Commission Division of Corporate Finance 100 F Street, N.E. Washington, D.C. 20549 Re: SeqLL Inc. File No. 333-272908 Registration Statement on For

December 19, 2023 LETTER

LETTER

United States securities and exchange commission logo December 19, 2023 Daniel Jones Chief Executive Officer SeqLL, Inc.

December 19, 2023 CORRESP

EF HUTTON LLC 590 Madison Avenue, 39th Floor New York, NY 10022

EF HUTTON LLC 590 Madison Avenue, 39th Floor New York, NY 10022 December 19, 2023 VIA EDGAR Ms.

December 18, 2023 CORRESP

* * *

ERIC M. HELLIGE Partner Direct Tel: 212-326-0846 Fax: 212-326-0806 [email protected] December 18, 2023 Via Edgar Ms. Ta Tanisha Meadows Ms. Theresa Brillant Mr. Nicholas Nalbantian Mt. Donald Field Securities and Exchange Commission Division of Corporate Finance 100 F Street, N.E. Washington, D.C. 20549 Re: SeqLL Inc. Amendment No. 9 to Registration Statement on Form S-1 Filed December 5,

December 18, 2023 CORRESP

SEQLL INC. 3 Federal Street Billerica, MA 01821 December 18, 2023

SEQLL INC. 3 Federal Street Billerica, MA 01821 December 18, 2023 VIA EDGAR Ms. Ta Tanisha Meadows Ms. Theresa Brillant Mr. Nicholas Nalbantian Ms. Rucha Pandit Ms. Mara Ransom Securities and Exchange Commission Division of Corporate Finance 100 F Street, N.E. Washington, D.C. 20549 Re: SeqLL Inc. File No. 333-272908 Registration Statement on Form S-1 Ladies and Gentlemen: Pursuant to Rule 461 of

December 18, 2023 CORRESP

EF HUTTON LLC 590 Madison Avenue, 39th Floor New York, NY 10022

EF HUTTON LLC 590 Madison Avenue, 39th Floor New York, NY 10022 December 18, 2023 VIA EDGAR Ms.

December 15, 2023 LETTER

LETTER

United States securities and exchange commission logo December 15, 2023 Daniel Jones Chief Executive Officer SeqLL, Inc.

December 5, 2023 CORRESP

December 5, 2023

ERIC M. HELLIGE Partner Direct Tel: 212-326-0846 Fax: 212-326-0806 [email protected] December 5, 2023 Via Edgar Ms. Ta Tanisha Meadows Ms. Theresa Brillant Mr. Nicholas Nalbantian Mt. Donald Field Securities and Exchange Commission Division of Corporate Finance 100 F Street, N.E. Washington, D.C. 20549 Re: SeqLL Inc. Amendment No. 8 to Registration Statement on Form S-1 Filed November 13,

December 5, 2023 EX-4.9

Form of Pre-Funded Warrant

Exhibit 4.9 PRE-FUNDED COMMON STOCK PURCHASE WARRANT SEQLL Inc. Warrant Shares: [] Initial Exercise Date: [], 2023 THIS PRE-FUNDED COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, [] or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after the date hereof (

December 5, 2023 EX-4.8

Form of Series B Warrant

Exhibit 4.8 EXHIBIT 2 Series B Warrant Certificate SERIES B COMMON STOCK PURCHASE WARRANT SEQLL INC. THIS SERIES B COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after (the “Issuance Date”) and unless ter

December 5, 2023 EX-FILING FEES

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Tables S-1 (Form Type) SeqLL Inc. (Exact Name of Registrant as Specified in its Charter) Not Applicable (Translation of Registrant’s Name into English) Table 1: Newly Registered and Carry Forward Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offer

December 5, 2023 S-1/A

As filed with the Securities and Exchange Commission on December 5, 2023.

As filed with the Securities and Exchange Commission on December 5, 2023. Registration No. 333-272908 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549F AMENDMENT NO. 9 TO FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 SEQLL INC. (Exact name of registrant as specified in its charter) Delaware 3826 46-5319744 (State or other jurisdiction of incorporation or o

December 5, 2023 EX-4.7

Form of Series A Warrant

Exhibit 4.7 EXHIBIT 1 Series A Warrant Certificate SERIES A COMMON STOCK PURCHASE WARRANT SEQLL INC. THIS SERIES A COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after (the “Issuance Date”) and unless ter

November 20, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2023 ☐ TRANSITION REPORT PURSUANT

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File No. 001-40760 SEQLL INC. (Exact na

November 16, 2023 8-K

Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) November 10, 2023 SEQLL INC. (Exact name of registrant as specified in charter) Delaware 001-40760 46-5319744 (State or other Jurisdiction of Incorporation or Organization) (Commission

November 14, 2023 CORRESP

ERIC M. HELLIGE

ERIC M. HELLIGE Partner DIRECT TEL: 212-326-0846 DIRECT FAX: 212-798-6380 [email protected] November 14, 2023 Via Edgar Ms. Ta Tanisha Meadows Ms. Theresa Brillant Mr. Nicholas Nalbantian Ms. Mara Ransom Securities and Exchange Commission Division of Corporate Finance 100 F Street, N.E. Washington, D.C. 20549 Re: SeqLL Inc. File No. 333-272908 Registration Statement on Form S-1 Ladies and

November 14, 2023 NT 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check One): ☐ Form 10-K ☐ Form 20-F ☐ Form 11-K ☒ Form 10-Q ☐ Form 10-D ☐ Form N-SAR ☐ Form N-CSR For Period Ended: September 30, 2023 ☐ Transition Report on Form 10-K ☐ Transition Report on Form 20-F ☐ Transition Report on Form 11-K ☐ Transition Report on Form 10-Q ☐ Transition Report

November 14, 2023 CORRESP

EF HUTTON division of Benchmark Investments, LLC 590 Madison Avenue, 39th Floor New York, NY 10022

EF HUTTON division of Benchmark Investments, LLC 590 Madison Avenue, 39th Floor New York, NY 10022 November 14, 2023 VIA EDGAR U.

November 13, 2023 CORRESP

November 13, 2023

ERIC M. HELLIGE Partner DIRECT TEL: 212-326-0846 FAX: 212-326-0806 [email protected] November 13, 2023 Via Edgar Ms. Ta Tanisha Meadows Ms. Theresa Brillant Mr. Nicholas Nalbantian Ms. Mara Ransom Securities and Exchange Commission Division of Corporate Finance 100 F Street, N.E. Washington, D.C. 20549 Re: SeqLL Inc. Amendment No. 7 to Registration Statement on Form S-1 Filed November 7, 2

November 13, 2023 CORRESP

EF HUTTON division of Benchmark Investments, LLC 590 Madison Avenue, 39th Floor New York, NY 10022

EF HUTTON division of Benchmark Investments, LLC 590 Madison Avenue, 39th Floor New York, NY 10022 November 10, 2023 VIA EDGAR U.

November 13, 2023 S-1/A

As filed with the Securities and Exchange Commission on November 13, 2023.

As filed with the Securities and Exchange Commission on November 13, 2023. Registration No. 333-272908 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549F AMENDMENT NO. 8 TO FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 SEQLL INC. (Exact name of registrant as specified in its charter) Delaware 3826 46-5319744 (State or other jurisdiction of incorporation or

November 13, 2023 CORRESP

SEQLL INC. 3 Federal Street Billerica, MA 01821 November 10, 2023

SEQLL INC. 3 Federal Street Billerica, MA 01821 November 10, 2023 VIA EDGAR Ms. Ta Tanisha Meadows Ms. Theresa Brillant Mr. Nicholas Nalbantian Ms. Mara Ransom Securities and Exchange Commission Division of Corporate Finance 100 F Street, N.E. Washington, D.C. 20549 Re: SeqLL Inc. File No. 333-272908 Registration Statement on Form S-1 Ladies and Gentlemen: Pursuant to Rule 461 of the General Rules

November 13, 2023 LETTER

LETTER

United States securities and exchange commission logo November 13, 2023 Daniel Jones Chief Executive Officer SeqLL, Inc.

November 9, 2023 LETTER

LETTER

United States securities and exchange commission logo November 9, 2023 Daniel Jones Chief Executive Officer SeqLL, Inc.

November 9, 2023 8-K

Regulation FD Disclosure, Entry into a Material Definitive Agreement, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) November 3, 2023 SEQLL INC. (Exact name of registrant as specified in charter) Delaware 001-40760 46-5319744 (State or other Jurisdiction of Incorporation or Organization) (Commission

November 7, 2023 EX-FILING FEES

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Tables S-1 (Form Type) SeqLL Inc. (Exact Name of Registrant as Specified in its Charter) Not Applicable (Translation of Registrant’s Name into English) Table 1: Newly Registered and Carry Forward Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offer

November 7, 2023 EX-4.6

Form of Warrant Agency Agreement between SeqLL Inc. and VStock Transfer LLC

Exhibit 4.6 WARRANT AGENCY AGREEMENT WARRANT AGENCY AGREEMENT (this “Agreement”), dated as of November [●], 2023 (the “Issuance Date”) between SeqLL Inc. (to be renamed Atlantic International Corp. in connection with the Offering (as defined below)), a Delaware corporation (the “Company”), and Vstock Transfer, LLC, a limited liability company organized under the laws of California (the “Warrant Ag

November 7, 2023 CORRESP

* * *

ERIC M. HELLIGE Partner DIRECT TEL: 212-326-0846 FAX: 212-326-0806 [email protected] November 7, 2023 Via Edgar Ms. Ta Tanisha Meadows Ms. Theresa Brillant Mr. Nicholas Nalbantian Ms. Mara Ransom Securities and Exchange Commission Division of Corporate Finance 100 F Street, N.E. Washington, D.C. 20549 Re: SeqLL Inc. Amendment No. 6 to Registration Statement on Form S-1 Filed October 27, 20

November 7, 2023 EX-4.8

Form of Series B Warrant

Exhibit 4.8 EXHIBIT 2 Series B Warrant Certificate SERIES B COMMON STOCK PURCHASE WARRANT SEQLL INC. THIS SERIES B COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after (the “Issuance Date”) and unless ter

November 7, 2023 EX-2.5

Amendment No. 4 to Agreement and Plan of Reorganization

Exhibit 2.5 AMENDMENT NO. 4 TO THE AGREEMENT AND PLAN OF REORGANIZATION THIS AMENDMENT (“Amendment”) dated and effective as of November 3, 2023 (the “Effective Date”) to the Agreement and Plan of Reorganization dated as of May 29, 2023 and amended as of June 22, 2023, October 5, 2023 and October 17, 2023 (the “M/A”), by and among (i) Atlantic Acquisition Corp, a Delaware corporation (“Atlantic”),

November 7, 2023 EX-1.1

Form of Underwriting Agreement

Exhibit 1.1 SEQLL INC. (to be renamed Atlantic International Corp.) UNDERWRITING AGREEMENT [], 2023 EF Hutton, division of Benchmark Investments, LLC As the Representative of the Several underwriters, if any, named in Schedule I hereto 590 Madison Avenue, 39th Floor New York, New York 10022 Ladies and Gentlemen: The undersigned, SeqLL Inc. (to be renamed Atlantic International Corp. in connection

November 7, 2023 S-1/A

As filed with the Securities and Exchange Commission on November 7, 2023.

As filed with the Securities and Exchange Commission on November 7, 2023. Registration No. 333-272908 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549F AMENDMENT NO. 7 TO FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 SEQLL INC. (Exact name of registrant as specified in its charter) Delaware 3826 46-5319744 (State or other jurisdiction of incorporation or o

November 7, 2023 EX-4.7

Form of Series A Warrant

Exhibit 4.7 EXHIBIT 1 Series A Warrant Certificate SERIES A COMMON STOCK PURCHASE WARRANT SEQLL INC. THIS SERIES A COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after (the “Issuance Date”) and unless ter

November 6, 2023 LETTER

LETTER

United States securities and exchange commission logo November 6, 2023 Daniel Jones Chief Executive Officer SeqLL, Inc.

October 27, 2023 EX-FILING FEES

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Tables Form S-1 (Form Type) SEQLL INC. (Exact Name of Registrant as Specified in its Charter) Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Share(1) Maximum Aggregate Offering Price(1) Fee Rate Amount of Registration Fee Fees To Be Paid Equity Common stock, par value $0.00001 per

October 27, 2023 S-1/A

As filed with the Securities and Exchange Commission on October 27, 2023.

As filed with the Securities and Exchange Commission on October 27, 2023. Registration No. 333-272908 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549F AMENDMENT NO. 6 TO FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 SEQLL INC. (Exact name of registrant as specified in its charter) Delaware 3826 46-5319744 (State or other jurisdiction of incorporation or o

October 27, 2023 EX-1.1

Form of Underwriting Agreement

Exhibit 1.1 SEQLL INC. (to be renamed Atlantic International Corp.) UNDERWRITING AGREEMENT [], 2023 EF Hutton, division of Benchmark Investments, LLC As the Representative of the Several underwriters, if any, named in Schedule I hereto 590 Madison Avenue, 39th Floor New York, New York 10022 Ladies and Gentlemen: The undersigned, SeqLL Inc. (to be renamed Atlantic International Corp. in connection

October 27, 2023 EX-4.5

Form of Representative’s Warrant

Exhibit 4.5 Form of Representative’s Warrant NEITHER THESE SECURITIES NOR THE SECURITIES ISSUABLE UPON EXERCISE OF THESE SECURITIES HAVE BEEN REGISTERED WITH THE SECURITIES AND EXCHANGE COMMISSION OR THE SECURITIES COMMISSION OF ANY STATE IN RELIANCE UPON AN EXEMPTION FROM REGISTRATION UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”), AND, ACCORDINGLY, MAY NOT BE OFFERED OR SOLD

October 27, 2023 EX-2.5

Form of Amendment No. 4 to Agreement and Plan of Reorganization

Exhibit 2.5 FORM OF AMENDMENT NO. 4 TO THE AGREEMENT AND PLAN OF REORGANIZATION THIS AMENDMENT (“Amendment”) effective as of October 27, 2023 (the “Effective Date”) to the Agreement and Plan of Reorganization dated as of May 29, 2023 and amended as of June 22, 2023 and October 5, 2023 (the “M/A”), by and among (i) Atlantic Acquisition Corp, a Delaware corporation (“Atlantic”), (ii) Atlantic Merger

October 25, 2023 CORRESP

EF HUTTON division of Benchmark Investments, LLC 590 Madison Avenue, 39th Floor New York, NY 10022

EF HUTTON division of Benchmark Investments, LLC 590 Madison Avenue, 39th Floor New York, NY 10022 October 25, 2023 VIA EDGAR U.

October 25, 2023 CORRESP

October 25, 2023

ERIC M. HELLIGE Partner DIRECT TEL: 212-326-0846 DIRECT FAX: 212-798-6380 [email protected] October 25, 2023 Via Edgar Ms. Ta Tanisha Meadows Ms. Theresa Brillant Mr. Nicholas Nalbantian Ms. Mara Ransom Securities and Exchange Commission Division of Corporate Finance 100 F Street, N.E. Washington, D.C. 20549 Re: SeqLL Inc. File No. 333-272908 Registration Statement on Form S-1 Ladies and G

October 20, 2023 8-K

Regulation FD Disclosure, Entry into a Material Definitive Agreement, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) October 17, 2023 SEQLL INC. (Exact name of registrant as specified in charter) Delaware 001-40760 46-5319744 (State or other Jurisdiction of Incorporation or Organization) (Commission

October 20, 2023 CORRESP

EF HUTTON division of Benchmark Investments, LLC 590 Madison Avenue, 39th Floor New York, NY 10022

EF HUTTON division of Benchmark Investments, LLC 590 Madison Avenue, 39th Floor New York, NY 10022 October 20, 2023 VIA EDGAR U.

October 20, 2023 CORRESP

EF HUTTON division of Benchmark Investments, LLC 590 Madison Avenue, 39th Floor New York, NY 10022

EF HUTTON division of Benchmark Investments, LLC 590 Madison Avenue, 39th Floor New York, NY 10022 October 20, 2023 VIA EDGAR U.

October 20, 2023 CORRESP

SEQLL INC. 3 Federal Street Billerica, MA 01821 October 20, 2023

SEQLL INC. 3 Federal Street Billerica, MA 01821 October 20, 2023 VIA EDGAR Ms. Ta Tanisha Meadows Ms. Theresa Brillant Mr. Nicholas Nalbantian Ms. Mara Ransom Securities and Exchange Commission Division of Corporate Finance 100 F Street, N.E. Washington, D.C. 20549 Re: SeqLL Inc. File No. 333-272908 Registration Statement on Form S-1 Ladies and Gentlemen: Pursuant to Rule 461 of the General Rules

October 19, 2023 CORRESP

SEQLL INC. 3 Federal Street Billerica, MA 01821

SEQLL INC. 3 Federal Street Billerica, MA 01821 October 18, 2023 VIA EDGAR Ms. Ta Tanisha Meadows Ms. Theresa Brillant Mr. Nicholas Nalbantian Ms. Mara Ransom Securities and Exchange Commission Division of Corporate Finance 100 F Street, N.E. Washington, D.C. 20549 Re: SeqLL Inc. File No. 333-272908 Registration Statement on Form S-1 Ladies and Gentlemen: Pursuant to Rule 461 of the General Rules

October 18, 2023 S-1/A

As filed with the Securities and Exchange Commission on October 18, 2023.

As filed with the Securities and Exchange Commission on October 18, 2023. Registration No. 333-272908 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549F AMENDMENT NO. 5 TO FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 SEQLL INC. (Exact name of registrant as specified in its charter) Delaware 3826 46-5319744 (State or other jurisdiction of incorporation or o

October 18, 2023 EX-4.8

Form of Series B Warrant

Exhibit 4.8 EXHIBIT 2 Series B Warrant Certificate SERIES B COMMON STOCK PURCHASE WARRANT SEQLL INC. THIS SERIES B COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after (the “Issuance Date”) and unless ter

October 18, 2023 CORRESP

[Signature Page Follows]

PERSONAL AND CONFIDENTIAL October 17, 2023 October 18, 2023 VIA EDGAR U.S. Securities and Exchange Commission 100 F Street, N.E. Washington, D.C. 20549 Re: SeqLL Inc. (the “Company”) Registration Statement on Form S-1 Filed June 23, 2023 File No. 333-272908 Ladies and Gentlemen: Pursuant to Rule 461 of the General Rules and Regulations of the U.S. Securities and Exchange Commission under the Secur

October 18, 2023 EX-2.3

Amendment No. 2 to Agreement and Plan of Reorganization

Exhibit 2.3 AMENDMENT NO. 2 TO THE AGREEMENT AND PLAN OF REORGANIZATION THIS AMENDMENT (“Amendment”) effective as of October 5, 2023 (the “Effective Date”) to the Agreement and Plan of Reorganization dated as of May 29, 2023 and amended as of June 22, 2023 (the “M/A”), by and among (i) Atlantic Acquisition Corp, a Delaware corporation (“Atlantic”), (ii) Atlantic Merger LLC, a Delaware limited liab

October 18, 2023 EX-2.4

Amendment No. 3 to Agreement and Plan of Reorganization

Exhibit 2.4 AMENDMENT NO. 3 TO THE AGREEMENT AND PLAN OF REORGANIZATION THIS AMENDMENT (“Amendment”) effective as of October 17, 2023 (the “Effective Date”) to the Agreement and Plan of Reorganization dated as of May 29, 2023 and amended as of June 22, 2023 and October 5, 2023 (the “M/A”), by and among (i) Atlantic Acquisition Corp, a Delaware corporation (“Atlantic”), (ii) Atlantic Merger LLC, a

October 18, 2023 EX-4.6

Form of Warrant Agency Agreement between SeqLL Inc. and VStock Transfer LLC including form of warrant certificate

Exhibit 4.6 WARRANT AGENCY AGREEMENT WARRANT AGENCY AGREEMENT (this “Agreement”), dated as of , 2023 (the “Issuance Date”) between SeqLL Inc. (to be renamed Atlantic International Corp. in connection with the Offering (as defined below)), a Delaware corporation (the “Company”), and Vstock Transfer, LLC, a limited liability company organized under the laws of California (the “Warrant Agent”). WITNE

How Much do you Like Fintel?
Please share your opinion of our service!
Excellent Bad
Fintel data has been cited in the following publications:
Daily Mail Fox Business Business Insider Wall Street Journal The Washington Post Bloomberg Financial Times Globe and Mail
NASDAQ.com Reuters The Guardian Associated Press FactCheck.org Snopes Politifact
Federal Register The Intercept Forbes Fortune Magazine TheStreet Time Magazine Canadian Broadcasting Corporation International Business Times
Cambridge University Press Investopedia MarketWatch NY Daily News Entrepreneur Newsweek Barron's El Economista