PSC codes › AC31
PSC AC31 — National Defense R&D Services; Defense-Related Activities; Basic Research: federal contracts
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- Announcement for Upcoming 2027 NSRP R&D Project Solicitations
- Announcement for Upcoming 2027 NSRP R&D Project Solicitations
- Announcement for Upcoming 2027 NSRP Panel Project Solicitation
- Science and Technology Broad Agency Announcement
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What PSC AC31 covers
Official definition: GSA PSC Manual (PSC April 2025.xlsx), acquisition.gov/psc-manual. Category: Research and Development.
Who is winning new PSC AC31 work
Contractors ranked by obligations on awards that started FY2024–FY2027 to date.
| Contractor | Obligations | Awards |
|---|---|---|
| MASSACHUSETTS INSTITUTE OF TECHNOLOGY | $1.1B | 8 |
| CARNEGIE MELLON UNIVERSITY | $89.3M | 3 |
| MCLAUGHLIN RESEARCH CORPORATION | $65.9M | 2 |
| CUBRC, INC. | $33.9M | 7 |
| ENVISIONEERING INC | $30.5M | 6 |
| SEED INNOVATIONS, LLC | $25.6M | 1 |
| TEXTRON SYSTEMS CORPORATION | $22.6M | 1 |
| SCITEC INNOVATIONS LLC | $20.7M | 1 |
| RAYTHEON COMPANY | $20.5M | 2 |
| GENERAL DYNAMICS LAND SYSTEMS INC. | $19.1M | 1 |
How competitive is PSC AC31?
- 16.3% of obligations on these awards were competed.
- 60.4% of competed awards that report offers drew a single offer (n=48).
- 9.6% went to small businesses.
- The five largest contractors hold 84.6% across 65 contractors.
NAICS codes used on PSC AC31 awards
| NAICS | Industry | Share |
|---|---|---|
| 541712 | Research and Development in the Physical, Engineering, and Life Sciences (Except Biotechnology) | 56.1% |
| 541715 | Research and Development in the Physical, Engineering, and Life Sciences (Except Nanotechnology and Biotechnology) | 30.1% |
| 541330 | Engineering Services | 6.5% |
| 336992 | Military Armored Vehicle, Tank, and Tank Component Manufacturing | 2.6% |
| 611310 | Colleges, Universities, and Professional Schools | 2.1% |
| 541511 | Custom Computer Programming Services | 1.6% |
| 541714 | Research and Development in Biotechnology (Except Nanobiotechnology) | 0.6% |
| 511210 | Software Publishers | 0.1% |
Related PSC codes
AC13 National Defense R&D Services; Department of Defense - Military; Experimental Development · AC32 National Defense R&D Services; Defense-Related Activities; Applied Research · R499 Other Professional Services · AC12 National Defense R&D Services; Department of Defense - Military; Applied Research · R425 Engineering and Technical Services · AJ11 General Science and Technology R&D Services; General Science and Technology; Basic Research · AC11 National Defense R&D Services; Department of Defense - Military; Basic Research · R408 Program Management/Support Services
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