PSC AC13: National Defense R&D Services; Department of Defense – Military; Experimental Development
Service code
Code facts
- Spend category
- Research and Development
- Part of
-
-
A
- AC
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A
- Contract awards
- 3,197 In the last 12 months
- Contract obligations
- $15,137,338,672 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 | $19,756,769,313 |
| FY2025 | $15,137,338,672 |
| FY2024 | $15,486,158,819 |
| FY2023 | $14,300,385,982 |
Top contractors by obligations
| Rank | Contractor | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Space Exploration Technologies Corp. | $2,817,971,965 | |
| 2 | Advanced Technology International | $1,596,341,808 | |
| 3 | Lockheed Martin Corporation | $1,431,890,442 | |
| 4 | One Nation Innovation | $1,022,667,503 | |
| 5 | National Security Technology Accelerator Inc. | $933,882,761 | |
| 6 | L3Harris Technologies, Inc. | $791,394,554 | |
| 7 | Northrop Grumman Systems Corporation | $668,930,290 | |
| 8 | General Dynamics Land Systems Inc. | $597,758,000 | |
| 9 | Sierra Space Corp | $569,598,103 | |
| 10 | Lockheed Martin Corp | $397,668,136 |
See the full FY2025 ranking of PSC AC13 contractors, by parent company.
Top funding agencies by obligations
| Rank | Agency | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Air Force | $8,004,768,216 | |
| 2 | Department of the Navy | $4,117,911,089 | |
| 3 | Missile Defense Agency | $2,434,241,601 | |
| 4 | Department of the Army | $2,146,900,358 | |
| 5 | Office of the Secretary of Defense | $1,924,906,771 | |
| 6 | Defense Advanced Research Projects Agency | $569,661,423 | |
| 7 | Washington Headquarters Service | $462,449,762 | |
| 8 | US Cyber Command | $36,313,862 | |
| 9 | US Special Operations Command | $25,873,556 | |
| 10 | Defense Threat Reduction Agency | $11,774,742 |
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) | $5,145,622,042 | |
| 2 | 541330 Engineering Services | $969,505,602 | |
| 3 | 336413 Other Aircraft Parts and Auxiliary Equipment Manufacturing | $660,598,944 | |
| 4 | 336992 Military Armored Vehicle, Tank, and Tank Component Manufacturing | $597,758,000 | |
| 5 | 541712 Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology) | $496,407,439 | |
| 6 | 336411 Aircraft Manufacturing | $301,973,261 | |
| 7 | 541511 Custom Computer Programming Services | $78,231,049 | |
| 8 | 334511 Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing | $73,109,321 | |
| 9 | 332993 Ammunition (except Small Arms) Manufacturing | $68,211,866 | |
| 10 | 541512 Computer Systems Design Services | $67,144,924 |
Contract obligations by state
| Rank | Place of performance | Obligated, last 12 months | Share |
|---|---|---|---|
| 1 | California | $5,477,208,497 | |
| 2 | Alabama | $2,192,932,474 | |
| 3 | Colorado | $1,657,274,075 | |
| 4 | Virginia | $1,541,973,812 | |
| 5 | South Carolina | $1,407,900,803 | |
| 6 | Indiana | $851,460,760 | |
| 7 | Texas | $754,095,128 | |
| 8 | New Jersey | $740,550,974 | |
| 9 | Florida | $734,855,595 | |
| 10 | Maryland | $666,397,543 | |
| 11 | Michigan | $660,698,285 | |
| 12 | North Carolina | $620,099,117 | |
| 13 | Massachusetts | $446,681,236 | |
| 14 | New York | $216,018,668 | |
| 15 | Ohio | $183,517,674 | |
| 16 | Missouri | $155,090,426 | |
| 17 | Georgia | $155,014,667 | |
| 18 | Arizona | $121,196,711 | |
| 19 | Minnesota | $117,424,859 | |
| 20 | Washington | $115,871,012 | |
| 21 | Oklahoma | $96,778,058 | |
| 22 | New Mexico | $92,476,840 | |
| 23 | Tennessee | $89,574,550 | |
| 24 | Pennsylvania | $82,570,237 | |
| 25 | Connecticut | $79,447,715 | |
| 26 | Rhode Island | $74,643,816 | |
| 27 | New Hampshire | $65,772,655 | |
| 28 | Utah | $45,207,690 | |
| 29 | North Dakota | $38,799,990 | |
| 30 | Mississippi | $37,943,975 | |
| 31 | District of Columbia | $37,453,481 | |
| 32 | Illinois | $30,759,835 | |
| 33 | Louisiana | $24,340,433 | |
| 34 | Hawaii | $19,701,633 | |
| 35 | Iowa | $13,095,028 | |
| 36 | Maine | $10,158,728 | |
| 37 | South Dakota | $9,008,888 | |
| 38 | West Virginia | $8,498,447 | |
| 39 | Vermont | $3,598,886 | |
| 40 | Wisconsin | $3,484,631 | |
| 41 | Nevada | $3,325,178 | |
| 42 | Kentucky | $2,286,082 | |
| 43 | Delaware | $1,800,000 | |
| 44 | Kansas | $1,345,710 | |
| 45 | Oregon | $1,058,785 | |
| 46 | Nebraska | $500 |
Show all 46
Shares are of everything obligated under PSC AC13 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 1,611 listed here. See the rest on GovTribe.
Quick answers
What is PSC AC13?
PSC AC13 is National Defense R&D Services; Department of Defense – Military; Experimental Development, a service code in PSC A, Research and Development.
How much do federal agencies spend under PSC AC13?
Federal contracts under PSC AC13 obligated $15,137,338,672 in fiscal year 2025 and $64,680,652,785 in fiscal years 2023 through 2027.
Who are the largest contractors under PSC AC13?
The contractors with the most obligated under PSC AC13 in fiscal years 2026 and 2027 are Space Exploration Technologies Corp. ($2,817,971,965), Advanced Technology International ($1,596,341,808) and Lockheed Martin Corporation ($1,431,890,442).
Which agencies buy the most under PSC AC13?
The agencies that obligated the most under PSC AC13 in fiscal years 2026 and 2027 are Air Force ($8,004,768,216), Department of the Navy ($4,117,911,089) and Missile Defense Agency ($2,434,241,601).
Which NAICS codes are used with PSC AC13?
The NAICS codes with the most obligated under PSC AC13 in fiscal years 2026 and 2027 are 541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology); 541330 Engineering Services; and 336413 Other Aircraft Parts and Auxiliary Equipment Manufacturing.
Where is the work under PSC AC13 performed?
By place of performance, the states with the most contract obligations under PSC AC13 over the last 12 months are California ($5,477,208,497), Alabama ($2,192,932,474) and Colorado ($1,657,274,075).
What is the latest contract opportunity under PSC AC13?
The latest contract opportunity under PSC AC13 is N0017827R3105 AI_intelligent automation support services, special notice from Naval Sea Systems Command (Navy), posted October 16, 2026.
On GovTribe
See everything under PSC AC13
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