US WARN layoff notices › Employers › Amentum
Official state WARN filings by Amentum since 2024, normalized from state labor department sources. Latest notice: 2026-09-04.
| Notice date | State | Location | Employees | Effective date | Type |
|---|---|---|---|---|---|
| 2026-09-04 | Georgia | E Hospital Rd Augusta | 77 | 2026-10-31 | Permanent Layoff / Reduction in Force |
| 2026-08-21 | Arizona | Chandler | 75 | — | WARN |
| 2026-08-18 | Maryland | 7710 Milestone Parkway Hanover, MD 21076 | 65 | 2026-11-13 | Mass Layoff- No Recall |
| 2026-08-18 | Maryland | 7710 Milestone Parkway Hanover, MD 21076 | 317 | 2026-10-31 | Mass Layoff- No Recall |
| 2026-03-09 | Maryland | 4251 Suitland Road Suitland, MD 20746 | 27 | 2026-05-03 | Mass Layoff - No Recall |
| 2026-03-09 | Maryland | 10530 Riverview Road Fort Washington, MD 20744 | 9 | 2026-05-03 | Mass Layoff - No Recall |
| 2025-10-01 | Colorado | Pueblo | 10 | 2025-12-01 | Project milestone completion |
| 2025-08-25 | Colorado | Pueblo | 60 | 2025-10-31 | Project milestone completion |
| 2025-07-30 | Colorado | Pueblo | 55 | 2025-10-31 | Related to milestone completion |
| 2025-06-24 | Colorado | Pueblo | 135 | 2025-09-30 | Closure |
| 2025-06-05 | Colorado | Pueblo | 92 | — | Closure |
| 2025-03-24 | Colorado | Pueblo | 93 | 2025-05-01 | Completion of Mileston |
| 2025-01-28 | Colorado | Pueblo | 40 | 2025-01-28 | Partial completion of PCAPP Project |
| 2025-01-27 | Alabama | Anniston | 62 | 2025-04-03 | Layoff |
| — | South Carolina | Beaufort | 62 | 2024-09-02 | — |
| 2024-07-31 | Arizona | Fort Worth | 108 | — | WARN |
| 2024-07-29 | Colorado | Pueblo | 72 | 2024-09-30 | Closure (upon completion of project) |
| 2024-05-21 | Colorado | Pueblo | 11 | 2024-07-01 | Closure (end of Milestone 7) |
| 2024-01-30 | Colorado | Pueblo | 45 | 2024-03-01 | Closure-Completion of PCAPP Milestones |
Source: state WARN Act disclosures, normalized in the free US WARN notices dataset (CSV/JSON, no login, no delay, notices 2024+). WARN notices are advance notifications of plant closings and mass layoffs; actual layoff counts and dates can change after filing.
