General Science and Technology R&D Services Government Contracts
PSC AJ Service group
Code facts
- Part of
-
- A
- Codes under it
- 57
- Contract obligations
- $5,384,966,671 In FY2025
PSC codes and definitions come from the GSA PSC Manual and contract spending from SAM.gov/FPDS.
Market summary
Top buying agencies by obligations
| Rank | Agency | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | National Aeronautics and Space Administration | $847,368,027 | |
| 2 | Department of the Army | $784,601,218 | |
| 3 | Office of the Secretary of Defense | $441,519,589 | |
| 4 | Department of the Navy | $379,232,420 | |
| 5 | Air Force | $351,559,062 | |
| 6 | Department of Energy | $346,462,833 | |
| 7 | Department of Health and Human Services | $224,074,628 | |
| 8 | Department of Homeland Security | $212,822,779 | |
| 9 | Department of Commerce | $71,537,967 | |
| 10 | Washington Headquarters Service | $66,775,646 |
Top contractors by obligations
| Rank | Contractor | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Battelle Savannah River Alliance, LLC | $296,568,487 | |
| 2 | Georgia TECH Applied Research Corp | $212,805,512 | |
| 3 | Advanced Technology International | $188,118,805 | |
| 4 | The Mitre Corporation | $139,799,561 | |
| 5 | Columbus Technologies And Services, Inc. | $82,813,206 | |
| 6 | Leidos, Inc. | $77,762,711 | |
| 7 | Every Cure Inc. | $76,045,600 | |
| 8 | National Security Technology Accelerator Inc. | $71,972,607 | |
| 9 | Modern Technology Solutions, Inc. | $64,053,301 | |
| 10 | Advanced Space LLC | $60,122,870 |
See the full FY2025 ranking of PSC AJ contractors, by parent company.
Open contract opportunities
Show 15 more
Latest 25 of 67 listed here. See the rest on GovTribe.
Recent contract awards
Latest 10 of 1,369 awarded in the last 12 months listed here. See the rest on GovTribe.
Contract obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2027 To date | $82,566,041 |
| FY2026 | $3,865,790,196 |
| FY2025 | $5,384,966,671 |
| FY2024 | $5,522,518,224 |
| FY2023 | $5,196,518,509 |
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) | $2,496,982,069 | |
| 2 | 541330 Engineering Services | $140,946,521 | |
| 3 | 541720 Research and Development in the Social Sciences and Humanities | $80,617,911 | |
| 4 | 541712 Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology) | $70,759,263 | |
| 5 | 541990 All Other Professional, Scientific, and Technical Services | $60,078,927 | |
| 6 | 541511 Custom Computer Programming Services | $53,309,150 | |
| 7 | 541713 Research and Development in Nanotechnology | $48,856,342 | |
| 8 | 541714 Research and Development in Biotechnology (except Nanobiotechnology) | $42,392,681 | |
| 9 | 541380 Testing Laboratories and Services | $23,579,837 | |
| 10 | 517919 All Other Telecommunications | $19,532,611 |
Contract obligations by state
| Rank | Place of performance | Obligated, last 12 months | Share |
|---|---|---|---|
| 1 | Virginia | $663,355,999 | |
| 2 | Maryland | $501,207,751 | |
| 3 | California | $464,981,147 | |
| 4 | South Carolina | $300,670,536 | |
| 5 | District of Columbia | $273,059,099 | |
| 6 | Georgia | $233,920,748 | |
| 7 | Massachusetts | $181,531,075 | |
| 8 | Colorado | $171,275,313 | |
| 9 | Utah | $119,509,256 | |
| 10 | Ohio | $95,711,727 | |
| 11 | Florida | $91,310,803 | |
| 12 | North Carolina | $84,672,280 | |
| 13 | Texas | $76,172,315 | |
| 14 | Pennsylvania | $68,671,652 | |
| 15 | New Jersey | $67,568,184 | |
| 16 | Oregon | $63,268,654 | |
| 17 | New York | $42,809,393 | |
| 18 | Alabama | $42,441,903 | |
| 19 | Mississippi | $40,697,416 | |
| 20 | Illinois | $37,078,587 | |
| 21 | West Virginia | $31,131,955 | |
| 22 | Arizona | $27,274,865 | |
| 23 | Washington | $25,175,951 | |
| 24 | Oklahoma | $22,525,854 | |
| 25 | New Hampshire | $21,471,343 | |
| 26 | Connecticut | $20,328,337 | |
| 27 | Michigan | $17,474,354 | |
| 28 | Indiana | $16,669,847 | |
| 29 | Hawaii | $14,511,503 | |
| 30 | Alaska | $14,399,114 | |
| 31 | New Mexico | $13,568,850 | |
| 32 | Minnesota | $10,975,740 | |
| 33 | Maine | $10,262,911 | |
| 34 | Rhode Island | $7,008,309 | |
| 35 | Missouri | $6,636,784 | |
| 36 | Delaware | $6,506,496 | |
| 37 | Tennessee | $3,539,057 | |
| 38 | Wisconsin | $3,464,695 | |
| 39 | Montana | $3,099,390 | |
| 40 | Kansas | $3,053,008 | |
| 41 | Nevada | $2,118,258 | |
| 42 | South Dakota | $2,084,418 | |
| 43 | Vermont | $2,083,083 | |
| 44 | Idaho | $1,935,648 | |
| 45 | Louisiana | $1,830,954 | |
| 46 | Kentucky | $1,696,698 | |
| 47 | North Dakota | $782,714 | |
| 48 | Wyoming | $752,560 | |
| 49 | Arkansas | $480,406 | |
| 50 | Puerto Rico | $217,935 | |
| 51 | Nebraska | $196,112 |
Show all 51
Shares are of everything obligated under PSC AJ in the last 12 months before deobligations, including work performed abroad or with no place of performance on record.
Codes under AJ
Show all 57
Quick answers
What is PSC AJ?
PSC AJ is General Science and Technology R&D Services, a service group in PSC A, Research and Development.
How many government contracts for general science and technology R&D services are there?
67 contract opportunities under PSC AJ are open now, and 148 notices were posted in the last 90 days. Federal agencies awarded 1,369 contracts under PSC AJ in the last 12 months, obligating $3,922,022,739.
What codes are under PSC AJ?
PSC AJ has 57 codes under it with their own GovTribe pages, including AJ10 R&D – Physical Science, AJ11 General Science and Technology R&D Services; General Science and Technology; Basic Research and AJ12 General Science and Technology R&D Services; General Science and Technology; Applied Research.
How much do federal agencies spend under PSC AJ?
Federal contracts under PSC AJ obligated $5,384,966,671 in fiscal year 2025 and $20,052,359,641 in fiscal years 2023 through 2027.
Who are the largest contractors under PSC AJ?
The contractors with the most obligated under PSC AJ in fiscal years 2026 and 2027 are Battelle Savannah River Alliance, LLC ($296,568,487); Georgia TECH Applied Research Corp ($212,805,512); and Advanced Technology International ($188,118,805).
Which agencies buy the most under PSC AJ?
The agencies that obligated the most under PSC AJ in fiscal years 2026 and 2027 are National Aeronautics and Space Administration ($847,368,027), Department of the Army ($784,601,218) and Office of the Secretary of Defense ($441,519,589).
Which NAICS codes are used with PSC AJ?
The NAICS codes with the most obligated under PSC AJ 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 541720 Research and Development in the Social Sciences and Humanities.
Where is the work under PSC AJ performed?
By place of performance, the states with the most contract obligations under PSC AJ over the last 12 months are Virginia ($663,355,999), Maryland ($501,207,751) and California ($464,981,147).
What is the latest open contract opportunity under PSC AJ?
The latest open contract opportunity under PSC AJ is NRL VXS-1 Aircraft Maintenance IDIQ, pre-solicitation from Office of Naval Research (SECNAV), posted November 10, 2026.
On GovTribe
See everything under PSC AJ
- 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