PSC AC15: National Defense R&D Services; Department of Defense – Military; R&D Facilities & Major Equipment
Service code
Code facts
- Spend category
- Research and Development
- Part of
-
-
A
- AC
-
A
- Contract awards
- 31 In the last 12 months
- Contract obligations
- $1,533,211,043 In FY2025
PSC codes and definitions come from the GSA PSC Manual and contract spending from SAM.gov/FPDS.
Contract obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2027 To date | $0 |
| FY2026 | $2,230,304,515 |
| FY2025 | $1,533,211,043 |
| FY2024 | $2,466,631,720 |
| FY2023 | $1,808,760,718 |
Top contractors by obligations
| Rank | Contractor | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Aerojet Rocketdyne Inc. | $990,000,128 | |
| 2 | Lockheed Martin Corporation | $455,117,308 | |
| 3 | United States-Australia Gallium PTY LTD | $173,942,304 | |
| 4 | Northrop Grumman Systems Corporation | $147,540,358 | |
| 5 | Sierra Nevada Company, LLC | $98,674,568 | |
| 6 | Alvarez & Marsal Federal, LLC | $56,920,212 | |
| 7 | Radiance Technologies Inc. | $55,733,698 | |
| 8 | Caci Technologies, LLC | $55,489,746 | |
| 9 | Northrop Grumman Systems Corporation | $19,450,318 | |
| 10 | Bell Textron Inc. | $16,430,560 |
See the full FY2025 ranking of PSC AC15 contractors, by parent company.
Top funding agencies by obligations
| Rank | Agency | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Office of the Secretary of Defense | $1,253,794,142 | |
| 2 | Department of the Navy | $685,096,473 | |
| 3 | Air Force | $171,377,731 | |
| 4 | Department of the Army | $67,084,902 | |
| 5 | Defense Advanced Research Projects Agency | $49,938,654 | |
| 6 | US Cyber Command | $1,466,898 | |
| 7 | Washington Headquarters Service | $1,412,238 | |
| 8 | US Special Operations Command | $133,478 |
Top NAICS codes by obligations
| Rank | NAICS code | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | 541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) | $443,291,613 | |
| 2 | 334511 Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing | $169,298,575 | |
| 3 | 336413 Other Aircraft Parts and Auxiliary Equipment Manufacturing | $163,970,918 | |
| 4 | 336411 Aircraft Manufacturing | $57,625,360 | |
| 5 | 541330 Engineering Services | $44,080,760 | |
| 6 | 541511 Custom Computer Programming Services | $13,397,356 | |
| 7 | 561210 Facilities Support Services | $6,558,000 | |
| 8 | 488190 Other Support Activities for Air Transportation | $4,678,136 | |
| 9 | 541990 All Other Professional, Scientific, and Technical Services | $1,538,735 | |
| 10 | 336412 Aircraft Engine and Engine Parts Manufacturing | $1,000,000 |
Contract obligations by state
| Rank | Place of performance | Obligated, last 12 months | Share |
|---|---|---|---|
| 1 | Virginia | $1,035,932,041 | |
| 2 | Texas | $388,000,880 | |
| 3 | Florida | $213,951,671 | |
| 4 | Colorado | $108,029,837 | |
| 5 | Maryland | $93,887,357 | |
| 6 | Alabama | $68,014,010 | |
| 7 | District of Columbia | $60,943,290 | |
| 8 | California | $41,046,531 | |
| 9 | New Mexico | $7,821,457 | |
| 10 | Tennessee | $5,507,918 | |
| 11 | Kansas | $4,285,867 | |
| 12 | Rhode Island | $3,403,056 | |
| 13 | Washington | $2,684,917 | |
| 14 | Ohio | $2,282,630 | |
| 15 | New York | $1,793,497 | |
| 16 | Massachusetts | $1,606,776 | |
| 17 | Wisconsin | $1,197,000 | |
| 18 | Missouri | $1,000,000 | |
| 19 | New Hampshire | $997,659 | |
| 20 | Minnesota | $899,920 | |
| 21 | Kentucky | $836,720 | |
| 22 | Arizona | $826,190 | |
| 23 | Iowa | $590,022 | |
| 24 | New Jersey | $169,899 | |
| 25 | Illinois | $123,039 |
Show all 25
Shares are of everything obligated under PSC AC15 in the last 12 months before deobligations, including work performed abroad or with no place of performance on record.
Contract opportunities
Show 40 more
Latest 50 of 209 listed here. See the rest on GovTribe.
Quick answers
What is PSC AC15?
PSC AC15 is National Defense R&D Services; Department of Defense – Military; R&D Facilities & Major Equipment, a service code in PSC A, Research and Development.
How much do federal agencies spend under PSC AC15?
Federal contracts under PSC AC15 obligated $1,533,211,043 in fiscal year 2025 and $8,038,907,997 in fiscal years 2023 through 2027.
Who are the largest contractors under PSC AC15?
The contractors with the most obligated under PSC AC15 in fiscal years 2026 and 2027 are Aerojet Rocketdyne Inc. ($990,000,128), Lockheed Martin Corporation ($455,117,308) and United States-Australia Gallium PTY LTD ($173,942,304).
Which agencies buy the most under PSC AC15?
The agencies that obligated the most under PSC AC15 in fiscal years 2026 and 2027 are Office of the Secretary of Defense ($1,253,794,142), Department of the Navy ($685,096,473) and Air Force ($171,377,731).
Which NAICS codes are used with PSC AC15?
The NAICS codes with the most obligated under PSC AC15 in fiscal years 2026 and 2027 are 541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology); 334511 Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing; and 336413 Other Aircraft Parts and Auxiliary Equipment Manufacturing.
Where is the work under PSC AC15 performed?
By place of performance, the states with the most contract obligations under PSC AC15 over the last 12 months are Virginia ($1,035,932,041), Texas ($388,000,880) and Florida ($213,951,671).
What is the latest contract opportunity under PSC AC15?
The latest contract opportunity under PSC AC15 is Request for Information – Prophylactic Platform for Medical Countermeasures, special notice from ACC Aberdeen Proving Ground, posted October 19, 2026.
On GovTribe
See everything under PSC AC15
- Federal contract opportunities, awards and IDVs under this code
- Funding analysis by contractor, agency and set-aside
- Contacts who buy under this code
- Ask GovTribe AI about this code