PSC AH12: Natural Resources and Environment R&D Services; Water Resources; Applied Research
Service code
Code facts
- Spend category
- Research and Development
- Part of
-
-
A
- AH
-
A
- Contract awards
- 12 In the last 12 months
- Contract obligations
- $13,894,577 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 | $5,340,596 |
| FY2025 | $13,894,577 |
| FY2024 | $28,459,067 |
| FY2023 | $32,831,821 |
Top contractors by obligations
| Rank | Contractor | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Stockton Port District | $1,949,077 | |
| 2 | Applied Research Associates, Inc. | $938,390 | |
| 3 | Environmental Assessment Services, LLC | $574,988 | |
| 4 | Aquatonomy, Inc. | $400,000 | |
| 5 | Credere Associates, LLC | $340,686 | |
| 6 | Trustees Of Indiana University | $272,295 | |
| 7 | Tetra Tech, Inc. | $210,119 | |
| 8 | GSI North America Inc. | $195,012 | |
| 9 | Florida International University | $133,406 | |
| 10 | Conservation Science & Data Visualization LLC | $115,000 |
See the full FY2025 ranking of PSC AH12 contractors, by parent company.
Top funding agencies by obligations
| Rank | Agency | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Department of the Army | $5,057,361 | |
| 2 | Environmental Protection Agency | $210,119 | |
| 3 | Office of the Secretary of Defense | $37,116 | |
| 4 | Department of the Navy | $36,000 |
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) | $4,325,616 | |
| 2 | 541620 Environmental Consulting Services | $574,988 | |
| 3 | 541714 Research and Development in Biotechnology (except Nanobiotechnology) | $272,295 | |
| 4 | 541380 Testing Laboratories and Services | $136,059 | |
| 5 | 811210 Electronic and Precision Equipment Repair and Maintenance | $40,020 |
Contract obligations by state
| Rank | Place of performance | Obligated, last 12 months | Share |
|---|---|---|---|
| 1 | California | $1,949,077 | |
| 2 | Mississippi | $1,557,962 | |
| 3 | New Mexico | $938,390 | |
| 4 | Indiana | $272,295 | |
| 5 | Virginia | $185,279 | |
| 6 | Florida | $133,406 | |
| 7 | Idaho | $115,000 | |
| 8 | Wyoming | $74,200 | |
| 9 | South Carolina | $73,116 | |
| 10 | New Jersey | $25,415 |
Shares are of everything obligated under PSC AH12 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 50 of 71 listed here. See the rest on GovTribe.
Quick answers
What is PSC AH12?
PSC AH12 is Natural Resources and Environment R&D Services; Water Resources; Applied Research, a service code in PSC A, Research and Development.
How much do federal agencies spend under PSC AH12?
Federal contracts under PSC AH12 obligated $13,894,577 in fiscal year 2025 and $80,526,061 in fiscal years 2023 through 2027.
Who are the largest contractors under PSC AH12?
The contractors with the most obligated under PSC AH12 in fiscal years 2026 and 2027 are Stockton Port District ($1,949,077); Applied Research Associates, Inc. ($938,390); and Environmental Assessment Services, LLC ($574,988).
Which agencies buy the most under PSC AH12?
The agencies that obligated the most under PSC AH12 in fiscal years 2026 and 2027 are Department of the Army ($5,057,361), Environmental Protection Agency ($210,119) and Office of the Secretary of Defense ($37,116).
Which NAICS codes are used with PSC AH12?
The NAICS codes with the most obligated under PSC AH12 in fiscal years 2026 and 2027 are 541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology); 541620 Environmental Consulting Services; and 541714 Research and Development in Biotechnology (except Nanobiotechnology).
Where is the work under PSC AH12 performed?
By place of performance, the states with the most contract obligations under PSC AH12 over the last 12 months are California ($1,949,077), Mississippi ($1,557,962) and New Mexico ($938,390).
What is the latest contract opportunity under PSC AH12?
The latest contract opportunity under PSC AH12 is Award Notice for 2025 ERDC Broad Agency Announcement, award notice from Engineer Research and Development Center (USACE), posted August 6, 2026.
On GovTribe
See everything under PSC AH12
- 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