2023 Top 100
16: AMENTUM
| Top 100 Revenue: | $2,890,497,000 |
| Defense Revenue: | $1,117,624,000 |
| Civilian Revenue: | $1,772,873,000 |
| 2022 Revenue: | Privately held |
| 2022 Earnings: | N/A |
| 2021 Revenue: | N/A |
| 2021 Earnings: | N/A |
| Number of employees: | 44,000 |
| Headquarters: | Germantown, Maryland |
| Website: | https://www.amentum.com/ |
| Leadership: | John Heller, CEO |
| Ticker: | Private |
| Lines of business: | Data fusion analytics and modernization, intelligence and national security, engineering and integration, environment and climate sustainability, health and humanitarian efforts, mission readiness, advanced training |
| Major customers: | Energy, Homeland Security, Army, Navy, Air Force |
| Major contracts/projects: | Army Eagle, DIA SIA 3, DHS Eagle II, GSA ASTRO, GSA schedule, IAC MAC, OASIS, RS3, Seaport NexGen, SOF Core Services |
