PSC AD93: R&D – Defense Other: Other (Advanced Development)
Service code
Code facts
- Part of
-
-
A
- AD
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A
- Contract obligations
- $296,424,078 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 | $128,781,851 |
| FY2025 | $296,424,078 |
| FY2024 | $873,208,173 |
| FY2023 | $830,276,924 |
Top contractors by obligations
| Rank | Contractor | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Lockheed Martin Corporation | $43,057,274 | |
| 2 | Two Six Labs, LLC | $31,974,958 | |
| 3 | Assured Information Security, Inc. | $11,947,797 | |
| 4 | Applied Physical Sciences Corp | $7,591,291 | |
| 5 | BAE Systems Information & Electronic Systems Integration Inc. | $6,977,442 | |
| 6 | Science Applications International Corporation | $4,968,160 | |
| 7 | University Of Dayton | $3,857,644 | |
| 8 | National Security Technology Accelerator Inc. | $3,504,326 | |
| 9 | Applied Research Associates, Inc. | $3,455,204 | |
| 10 | Electric Boat Corporation | $3,426,000 |
See the full FY2025 ranking of PSC AD93 contractors, by parent company.
Top funding agencies by obligations
| Rank | Agency | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Air Force | $71,123,591 | |
| 2 | Washington Headquarters Service | $29,523,150 | |
| 3 | Defense Advanced Research Projects Agency | $15,949,875 | |
| 4 | Department of the Navy | $7,080,351 | |
| 5 | Office of the Secretary of Defense | $3,440,888 | |
| 6 | Defense Threat Reduction Agency | $3,051,123 | |
| 7 | Missile Defense Agency | $7,442 |
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) | $80,648,070 | |
| 2 | 541330 Engineering Services | $43,057,041 | |
| 3 | 541712 Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology) | $1,868,769 | |
| 4 | 541511 Custom Computer Programming Services | $7,442 |
Contract obligations by state
| Rank | Place of performance | Obligated, last 12 months | Share |
|---|---|---|---|
| 1 | Texas | $45,642,168 | |
| 2 | New York | $27,352,583 | |
| 3 | Virginia | $26,876,658 | |
| 4 | Connecticut | $11,017,291 | |
| 5 | New Hampshire | $6,977,442 | |
| 6 | Ohio | $3,857,644 | |
| 7 | North Carolina | $3,856,721 | |
| 8 | Arizona | $3,504,326 | |
| 9 | Colorado | $1,160,112 | |
| 10 | Massachusetts | $957,861 |
Shares are of everything obligated under PSC AD93 in the last 12 months before deobligations, including work performed abroad or with no place of performance on record.
Contract opportunities
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Latest 49 of 86 listed here. See the rest on GovTribe.
Quick answers
What is PSC AD93?
PSC AD93 is R&D – Defense Other: Other (Advanced Development), a service code in PSC A, Research and Development.
How much do federal agencies spend under PSC AD93?
Federal contracts under PSC AD93 obligated $296,424,078 in fiscal year 2025 and $2,128,691,026 in fiscal years 2023 through 2027.
Who are the largest contractors under PSC AD93?
The contractors with the most obligated under PSC AD93 in fiscal years 2026 and 2027 are Lockheed Martin Corporation ($43,057,274); Two Six Labs, LLC ($31,974,958); and Assured Information Security, Inc. ($11,947,797).
Which agencies buy the most under PSC AD93?
The agencies that obligated the most under PSC AD93 in fiscal years 2026 and 2027 are Air Force ($71,123,591), Washington Headquarters Service ($29,523,150) and Defense Advanced Research Projects Agency ($15,949,875).
Which NAICS codes are used with PSC AD93?
The NAICS codes with the most obligated under PSC AD93 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 541712 Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology).
Where is the work under PSC AD93 performed?
By place of performance, the states with the most contract obligations under PSC AD93 over the last 12 months are Texas ($45,642,168), New York ($27,352,583) and Virginia ($26,876,658).
What is the latest contract opportunity under PSC AD93?
The latest contract opportunity under PSC AD93 is CUBRC, Inc, award notice from Office of Naval Research (SECNAV), posted October 22, 2020.
On GovTribe
See everything under PSC AD93
- Federal contract opportunities, awards and IDVs under this code
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- Ask GovTribe AI about this code