PSC AS11: Transportation R&D Services; Surface Transportation, Public Transit, and Rail; Basic Research
Service code
Code facts
- Spend category
- Research and Development
- Part of
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-
A
- AS
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A
- Contract awards
- 84 In the last 12 months
- Contract obligations
- $57,068,814 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 | $32,190 |
| FY2026 | $57,386,510 |
| FY2025 | $57,068,814 |
| FY2024 | $83,408,201 |
| FY2023 | $106,953,433 |
Top contractors by obligations
| Rank | Contractor | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Noblis, Inc. | $14,784,697 | |
| 2 | Ensco Inc. | $11,578,852 | |
| 3 | ICF Incorporated, L.L.C. | $5,287,305 | |
| 4 | Duos Technologies, Inc. | $2,563,480 | |
| 5 | Transportation Research Center Inc. | $2,548,216 | |
| 6 | Washington Metropolitan Area Transit Authority | $2,379,961 | |
| 7 | Virginia Polytechnic Institute & State University | $2,316,874 | |
| 8 | Intelligent Transportation Society Of America (Its America) | $2,269,779 | |
| 9 | Railinc Corp | $1,402,892 | |
| 10 | Path-Tec LLC | $1,334,103 |
See the full FY2025 ranking of PSC AS11 contractors, by parent company.
Top funding agencies by obligations
| Rank | Agency | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Department of Transportation | $58,917,841 | |
| 2 | Defense Health Agency | $1,334,103 | |
| 3 | Corporation for National and Community Service | $59,544 | |
| 4 | National Endowment for the Humanities | $50,000 | |
| 5 | Department of Commerce | $32,069 | |
| 6 | Department of State | $13,089 | |
| 7 | Equal Employment Opportunity Commission | $344 |
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) | $19,332,452 | |
| 2 | 541990 All Other Professional, Scientific, and Technical Services | $15,941,129 | |
| 3 | 541380 Testing Laboratories and Services | $6,772,659 | |
| 4 | 541611 Administrative Management and General Management Consulting Services | $5,505,009 | |
| 5 | 488210 Support Activities for Rail Transportation | $2,563,480 | |
| 6 | 541690 Other Scientific and Technical Consulting Services | $2,240,888 | |
| 7 | 485111 Mixed Mode Transit Systems | $1,763,249 | |
| 8 | 492110 Couriers and Express Delivery Services | $1,393,990 | |
| 9 | 541620 Environmental Consulting Services | $730,972 | |
| 10 | 485112 Commuter Rail Systems | $616,712 |
Contract obligations by state
| Rank | Place of performance | Obligated, last 12 months | Share |
|---|---|---|---|
| 1 | Virginia | $25,844,940 | |
| 2 | Colorado | $12,702,316 | |
| 3 | District of Columbia | $7,393,564 | |
| 4 | Florida | $2,563,480 | |
| 5 | Maryland | $1,934,851 | |
| 6 | Texas | $1,910,193 | |
| 7 | Ohio | $1,787,347 | |
| 8 | Illinois | $1,543,031 | |
| 9 | North Carolina | $1,402,892 | |
| 10 | California | $1,037,323 | |
| 11 | Michigan | $574,000 | |
| 12 | New Jersey | $399,870 | |
| 13 | South Carolina | $356,551 | |
| 14 | New Mexico | $314,390 | |
| 15 | Pennsylvania | $234,018 | |
| 16 | New York | $225,001 | |
| 17 | Nebraska | $166,600 | |
| 18 | Tennessee | $154,160 | |
| 19 | Kentucky | $63,222 |
Show all 19
Shares are of everything obligated under PSC AS11 in the last 12 months before deobligations, including work performed abroad or with no place of performance on record.
Contract opportunities
Show 38 more
Latest 48 of 57 listed here. See the rest on GovTribe.
Quick answers
What is PSC AS11?
PSC AS11 is Transportation R&D Services; Surface Transportation, Public Transit, and Rail; Basic Research, a service code in PSC A, Research and Development.
How much do federal agencies spend under PSC AS11?
Federal contracts under PSC AS11 obligated $57,068,814 in fiscal year 2025 and $304,849,148 in fiscal years 2023 through 2027.
Who are the largest contractors under PSC AS11?
The contractors with the most obligated under PSC AS11 in fiscal years 2026 and 2027 are Noblis, Inc. ($14,784,697); Ensco Inc. ($11,578,852); and ICF Incorporated, L.L.C. ($5,287,305).
Which agencies buy the most under PSC AS11?
The agencies that obligated the most under PSC AS11 in fiscal years 2026 and 2027 are Department of Transportation ($58,917,841), Defense Health Agency ($1,334,103) and Corporation for National and Community Service ($59,544).
Which NAICS codes are used with PSC AS11?
The NAICS codes with the most obligated under PSC AS11 in fiscal years 2026 and 2027 are 541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology); 541990 All Other Professional, Scientific, and Technical Services; and 541380 Testing Laboratories and Services.
Where is the work under PSC AS11 performed?
By place of performance, the states with the most contract obligations under PSC AS11 over the last 12 months are Virginia ($25,844,940), Colorado ($12,702,316) and the District of Columbia ($7,393,564).
What is the latest contract opportunity under PSC AS11?
The latest contract opportunity under PSC AS11 is C-V2X Predicted Signal Phase and Timing (SPaT) application, limited / sole source justification from Federal Railroad Administration, posted September 23, 2026.
On GovTribe
See everything under PSC AS11
- Federal contract opportunities, awards and IDVs under this code
- Funding analysis by contractor, agency and set-aside
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