Company: ATLN
Filing Date: 2025-09-17
Form Type: DEFA14A
Source: 0001605888-25-000041
Chunk: 3

Company: ATLANTIC INTERNATIONAL CORP.
Filing Date: 2025-09-17
Form: DEFA14A
Chunk 3
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 FREQUENCY OF HOLDING FUTURE VOTES REGARDING NAMED EXECUTIVE OFFICER COMPENSATION |     |                                                                        |     |       22 |
| PROPOSAL 4 - THE RATIFICATION OF THE APPOINTMENT OF THE COMPANY’S INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM                    |     |                                                                        |     |       23 |
| PROPOSAL 5 - THE APPROVAL THE COMPANY’S 2025 EQUITY INCENTIVE PLAN                                                                 |     |                                                                        |     |       24 |
| OTHERMATTERS                                                                                                                       |     |                                                                        |     |       27 |
| COMMUNICATIONS WITH THE BOARD OF DIRECTORS                                                                                         |     |                                                                        |     |       27 |
| HOUSEHOLDING OF PROXIES                                                                                                            |     |                                                                        |     |       27 |

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| SHAREHOLDER PROPOSALS FOR 2026ANNUAL GENERAL MEETING |     |  28 |
| WHERE YOU CAN FIND MOREINFORMATION                   |     |  28 |
| EXHIBIT A - THE COMPANY’S 2025 EQUITY INCENTIVE PLAN |     | A-1 |

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#### ATLANTIC INTERNATIONAL CORP.

### PROXY STATEMENT

#### FOR THE 2025 ANNUAL MEETING OF STOCKHOLDERS

#### TO BE HELD ON NOVEMBER 7, 2025

### GENERAL INFORMATION
Our Board of Directors (the “Board”) solicits your proxy on our behalf for the 2025 Annual Meeting of Stockholders (the “Annual Meeting”) of Atlantic International Corp. and at any postponement or adjournment of the Annual Meeting for the purposes set forth in this Proxy Statement and the accompanying Notice of 2025 Annual Meeting of Stockholders (the “Notice”). The Annual Meeting will be held at 10:00 A.M. (Eastern Time) on November 7, 2025. You will be able to attend the Annual Meeting, vote your shares of common stock and submit your questions during the Annual Meeting in a live webcast available at https://meeting.vstocktransfer.com/ATLANTICOCTOBER25. The Annual Meeting will be a completely virtual meeting of stockholders which will be conducted exclusively by webcast on the internet. No physical meeting will be held.

In this Proxy Statement the terms “Atlantic International”, the “Company”, “we”, “us”, and “