Federal contractor profile
Amentum Services: Federal Contracts, Agencies & Awards
Data through 2026-09-28 · FY2026 to date
- Obligations, FY2026 to date
- $3B
- Contract awards
- 1,160
- Average award size
- $2.6M
- vs. prior full fiscal year
- 15.5% decline
| Item | Obligations |
|---|---|
| FY21 | $1.4B |
| FY22 | $1.6B |
| FY23 | $2.5B |
| FY24 | $3.8B |
| FY25 | $3.5B |
| FY26 | $3B |
Obligations fell 15.5% year over year, from $3.5B in FY2025 to $3B in FY2026 to date.
Amentum Services has $3B in federal contract obligations for FY2026 to date. Amentum Services received 1,160 awards this fiscal year to date, with an average award size of $2.6M. Obligations are down 15.5% year over year. Fiscal-year obligations rose from $1.4B in FY21 to $3.8B in FY24, then fell to $3.5B in FY25 and to $3B in FY26. The Department of Defense is the largest buyer, obligating $1.9B so far in FY2026. The Department of Homeland Security is the second-largest buyer with $787M in obligations. Other notable buyers include the General Services Administration at $129M and the Department of the Treasury at $87.3M. Amentum Services’ largest markets by NAICS are Other Support Activities for Air Transportation at $1B, Security Guards and Patrol Services at $508M, and Engineering Services at $425M. Facilities Support Services, Computer Facilities Management Services, and General Warehousing and Storage also appear among the top markets, with obligations of $253M, $155M, and $153M respectively.
How has Amentum Services' federal business changed year over year?
Amentum Services obligated $3B in FY2026 to date, down 15.5% year over year. Fiscal-year obligations climbed from $1.4B in FY21 to $3.8B in FY24, then moved to $3.5B in FY25 and $3B in FY26. The number of awards this fiscal year to date is 1,160 and the average award size is $2.6M.
| Item | Obligations |
|---|---|
| Department of Defense | $1.9B |
| Department of Homeland Security | $787M |
| General Services Administration | $129M |
| Department of the Treasury | $87.3M |
| Department of State | $47.4M |
| National Aeronautics and Space Administration | $22.1M |
| Department of Justice | $11.6M |
| Unknown | $8.2M |
| Department of the Interior | $0 |
| Agency for International Development | $0 |
Department of Defense is Amentum Services's largest federal customer, with $1.9B obligated (63.4% of the company's federal obligations).
Who are Amentum Services' largest federal customers and markets?
The Department of Defense obligated $1.9B, followed by the Department of Homeland Security at $787M, the General Services Administration at $129M, and the Department of the Treasury at $87.3M. The largest markets are Other Support Activities for Air Transportation at $1B, Security Guards and Patrol Services at $508M, and Engineering Services at $425M, with Facilities Support Services at $253M and Computer Facilities Management Services at $155M rounding out the top areas.
| Item | Obligations |
|---|---|
| Other Support Activities for Air Transportation | $1B |
| Security Guards and Patrol Services | $508M |
| Engineering Services | $425M |
| Facilities Support Services | $253M |
| Computer Facilities Management Services | $155M |
| General Warehousing and Storage | $153M |
| Aircraft Manufacturing | $121M |
| Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) | $105M |
| Ship Building and Repairing | $69M |
| General Automotive Repair | $50.7M |
Other Support Activities for Air Transportation is Amentum Services's largest federal market, with $1B in obligations.
| Rank | Award | Award Amount | Awarding Agency | Ends |
|---|---|---|---|---|
| 1 | 0004 | $7.4B | Department of Defense | 2022-06-30 |
| 2 | 0003 | $1.3B | Department of Defense | 2025-11-21 |
| 3 | 0002 | $1.2B | Department of Defense | 2025-12-22 |
| 4 | N6134020F0040 | $1000M | Department of Defense | 2027-03-31 |
| 5 | W58RGZ17C0011 | $962M | Department of Defense | 2026-01-01 |
| 6 | W58RGZ19C0025 | $945M | Department of Defense | 2026-11-30 |
| 7 | 70B02C21C00000005 | $787M | Department of Homeland Security | 2026-09-30 |
| 8 | W9124G17C0005 | $648M | Department of Defense | 2027-01-09 |
| 9 | 0006 | $579M | Department of Defense | 2025-08-21 |
| 10 | W58RGZ23C0029 | $518M | Department of Defense | 2027-01-15 |
| 11 | 70CDCR26C00000016 | $453M | Department of Homeland Security | 2026-09-30 |
| 12 | J101 | $371M | Department of Defense | 2019-09-30 |
| 13 | W58RGZ25C0003 | $359M | Department of Defense | 2026-11-30 |
| 14 | W911RQ23F0020 | $347M | Department of Defense | 2026-07-15 |
| 15 | 19AQMM18F0052 | $341M | Department of State | 2026-09-16 |
| 16 | 70SBUR23C00000009 | $340M | Department of Homeland Security | 2027-06-28 |
| 17 | FA300221F0119 | $334M | Department of Defense | 2027-01-31 |
| 18 | FA805123F0023 | $307M | Department of Defense | 2026-09-30 |
| 19 | N6660422C0102 | $296M | Department of Defense | 2026-12-06 |
| 20 | W56HZV23F0077 | $238M | Department of Defense | 2026-09-19 |
| 21 | 47QFCA23F0046 | $234M | General Services Administration | 2027-08-31 |
| 22 | N6523617F3083 | $233M | Department of Defense | 2024-07-20 |
| 23 | 80KSC017C0012 | $204M | National Aeronautics and Space Administration | 2023-08-18 |
| 24 | 70B02C20C00000041 | $202M | Department of Homeland Security | 2021-09-30 |
| 25 | W58RGZ25C0004 | $195M | Department of Defense | 2026-11-30 |
| Award | Awarding Agency | Award Value | Ends |
|---|---|---|---|
| N6134020F0040 | Department of Defense | $1000M | 2027-03-31 |
| W58RGZ19C0025 | Department of Defense | $945M | 2026-11-30 |
| 70B02C21C00000005 | Department of Homeland Security | $787M | 2026-09-30 |
| W9124G17C0005 | Department of Defense | $648M | 2027-01-09 |
| W58RGZ23C0029 | Department of Defense | $518M | 2027-01-15 |
| 70CDCR26C00000016 | Department of Homeland Security | $453M | 2026-09-30 |
| W58RGZ25C0003 | Department of Defense | $359M | 2026-11-30 |
| 70SBUR23C00000009 | Department of Homeland Security | $340M | 2027-06-28 |
| FA300221F0119 | Department of Defense | $334M | 2027-01-31 |
| FA805123F0023 | Department of Defense | $307M | 2026-09-30 |
| Detail | Registration |
|---|---|
| Unique Entity ID (UEI) | QEMLRQA7PLG4 |
| Headquarters | Chantilly, VA |
| Parent company | AECOM |
| Business types | Category business; Corporate entity not tax exempt; Other than small business; Special designations; Us owned business |
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Frequently asked questions
How much does Amentum Services make from federal contracts?
Amentum Services has $3B in federal contract obligations in FY2026 to date. Amentum Services received 1,160 awards this fiscal year to date, with an average award size of $2.6M, and obligations are down 15.5% year over year.
Which agencies buy from Amentum Services?
The Department of Defense is Amentum Services' largest buyer, obligating $1.9B in FY2026 to date. Other top buyers include the Department of Homeland Security at $787M, the General Services Administration at $129M, and the Department of the Treasury at $87.3M.
What does Amentum Services sell to the government?
Amentum Services sells services in several top markets, led by Other Support Activities for Air Transportation at $1B and Security Guards and Patrol Services at $508M. Additional major markets include Engineering Services at $425M, Facilities Support Services at $253M, and Computer Facilities Management Services at $155M.
Which Amentum Services contracts are expiring soon?
No expiring contracts with values are shown for Amentum Services in the provided tables.
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