Company: ATLN
Filing Date: 2025-12-05
Form Type: S-3
Source: 0001213900-25-118830
Chunk: 31

Company: ATLANTIC INTERNATIONAL CORP.
Filing Date: 2025-12-05
Form: S-3
Chunk 31
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 INCORPORATION BY REFERENCE</div>

This prospectus supplement is part of the registration
statement on Form S-3 we filed with the Securities and Exchange Commission, or SEC, under the Securities Act, and does not contain all
the information set forth in the registration statement. Whenever a reference is made in this prospectus supplement to any of our contracts,
agreements or other documents, the reference may not be complete, and you should refer to the exhibits that are a part of the registration
statement or the exhibits to the reports or other documents incorporated by reference into this prospectus for a copy of such contract,
agreement or other document. You may inspect a copy of the registration statement, including the exhibits and schedules, without charge,
at the SEC’s public reference room mentioned below, or obtain a copy from the SEC upon payment of the fees prescribed by the SEC.

We file annual, quarterly and current reports,
proxy statements and other information with the SEC. You may read, without charge, and copy the documents we file at the SEC’s public
reference rooms in Washington, D.C. at 100 F Street, NE, Room 1580, Washington, DC 20549. You can request copies of these documents by
writing to the SEC and paying a fee for the copying cost. Please call the SEC at 1-800-SEC-0330 for further information on the public
reference rooms. Our SEC filings are also available to the public at no cost from the SEC’s website at http://www.sec.gov.

This prospectus supplement incorporates by reference
the documents set forth below that have previously been filed with the SEC since the end of the fiscal year ended December 31, 2024:

| (1) | Atlantic                                                                                         
 International Schedule 14A Proxy Statement filed with the SEC on September 17, 2025, as amended; |

| (2) | Atlantic                                                                       
 International Annual Report on Form 10-K filed with the SEC on March 28, 2025; |

| (3) | Atlantic                                                                                                                              
 Quarterly Reports on Form 10-Q for the quarters ended March 31, 2025, June 30, 2025, and September 30, 2025 filed with the SEC on May 
 14, 2025, August 14, 2025 and November 14, 2025, respectively;                                                                        |

| (4) | Current                                                                                                                                                                
 reports on Form 8-K filed with the SEC on January 13