NAICS 4851: Urban Transit Systems
Industry group
Code facts
- Part of
-
-
48-49
- 485
-
48-49
- Codes under it
- 1
- Contract awards
- 161 In the last 12 months
- Contract obligations
- $76,041,738 In FY2025
NAICS codes and definitions come from the U.S. Census Bureau and contract spending from SAM.gov/FPDS.
Contract obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2027 To date | $655,970 |
| FY2026 | $63,884,994 |
| FY2025 | $76,041,738 |
| FY2024 | $50,015,156 |
| FY2023 | $50,855,259 |
Top contractors by obligations
| Rank | Contractor | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Washington Metropolitan Area Transit Authority | $29,882,111 | |
| 2 | Ratp Dev USA Inc. | $8,024,165 | |
| 3 | Brymak & Associates, Inc. | $6,953,125 | |
| 4 | New Mexico Texas Coaches LLC | $6,176,979 | |
| 5 | Airport Metro Connection, Inc. | $3,542,878 | |
| 6 | Red Canyon Transit, LLC | $2,409,110 | |
| 7 | Logmet LLC | $2,366,255 | |
| 8 | Flix North America Inc. | $678,834 | |
| 9 | Vetpride Services, Inc. | $642,525 | |
| 10 | Brook Special Solutions LTD | $600,000 |
See the full FY2025 ranking of NAICS 4851 contractors, by parent company.
Top funding agencies by obligations
| Rank | Agency | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Department of Homeland Security | $14,104,702 | |
| 2 | Department of the Interior | $11,065,927 | |
| 3 | Air Force | $6,776,979 | |
| 4 | Department of Justice | $5,483,067 | |
| 5 | Department of the Army | $4,074,341 | |
| 6 | Department of the Treasury | $3,891,843 | |
| 7 | Department of Transportation | $3,584,978 | |
| 8 | Department of Health and Human Services | $3,134,006 | |
| 9 | Department of the Navy | $2,900,984 | |
| 10 | Department of Labor | $2,662,000 |
Top PSC codes by obligations
| Rank | PSC code | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | V212 Motor Passenger Services | $15,367,974 | |
| 2 |
V229 Transport/ |
$13,403,386 | |
| 3 | V999 Other Transportation Travel and Relocation Services | $12,170,591 | |
| 4 | V213 Rail Passenger Service | $3,937,697 | |
| 5 | AC34 National Defense R&D Services; Defense-Related Activities; R&D Administrative Expenses | $3,935,315 | |
| 6 | V222 Passenger Motor Charter Service | $3,865,054 | |
| 7 | R799 Other Management Support Services | $3,717,000 | |
| 8 |
R408 Program Management/ |
$2,833,603 | |
| 9 | AS11 Transportation R&D Services; Surface Transportation, Public Transit, and Rail; Basic Research | $2,412,030 | |
| 10 | AD25 R&D – Defense Other: Services (Operational Systems Development) | $1,431,316 |
Contract obligations by state
| Rank | Place of performance | Obligated, last 12 months | Share |
|---|---|---|---|
| 1 | District of Columbia | $25,419,312 | |
| 2 | Utah | $7,833,548 | |
| 3 | Virginia | $5,948,286 | |
| 4 | Texas | $5,361,230 | |
| 5 | New Mexico | $4,966,033 | |
| 6 | Colorado | $2,840,124 | |
| 7 | California | $2,510,605 | |
| 8 | Maryland | $2,032,081 | |
| 9 | Georgia | $2,031,875 | |
| 10 | Pennsylvania | $677,457 | |
| 11 | Oklahoma | $440,412 | |
| 12 | Florida | $339,678 | |
| 13 | Massachusetts | $326,076 | |
| 14 | Connecticut | $236,250 | |
| 15 | Guam | $173,759 | |
| 16 | Arizona | $87,901 | |
| 17 | Hawaii | $60,500 | |
| 18 | New Jersey | $52,173 | |
| 19 | Alabama | $35,884 | |
| 20 | Minnesota | $34,771 | |
| 21 | Mississippi | $20,550 | |
| 22 | Kansas | $14,345 | |
| 23 | Oregon | $10,465 | |
| 24 | Ohio | $8,740 | |
| 25 | South Carolina | $5,955 |
Show all 25
Shares are of everything obligated under NAICS 4851 in the last 12 months before deobligations, including work performed abroad or with no place of performance on record.
Contract opportunities
Show 40 more
Latest 50 of 912 listed here. See the rest on GovTribe.
Codes under 4851
| NAICS code |
|---|
| 48511 Urban Transit Systems |
Quick answers
What is NAICS 4851?
NAICS 4851 is Urban Transit Systems, an industry group in NAICS 48-49, Transportation and Warehousing.
What codes are under NAICS 4851?
NAICS 4851 has one code under it with its own GovTribe page, 48511 Urban Transit Systems.
How much do federal agencies spend under NAICS 4851?
Federal contracts under NAICS 4851 obligated $76,041,738 in fiscal year 2025 and $241,453,118 in fiscal years 2023 through 2027.
Who are the largest contractors under NAICS 4851?
The contractors with the most obligated under NAICS 4851 in fiscal years 2026 and 2027 are Washington Metropolitan Area Transit Authority ($29,882,111); Ratp Dev USA Inc. ($8,024,165); and Brymak & Associates, Inc. ($6,953,125).
Which agencies buy the most under NAICS 4851?
The agencies that obligated the most under NAICS 4851 in fiscal years 2026 and 2027 are Department of Homeland Security ($14,104,702), Department of the Interior ($11,065,927) and Air Force ($6,776,979).
Which PSC codes are used with NAICS 4851?
The PSC codes with the most obligated under NAICS 4851 in fiscal years 2026 and 2027 are V212 Motor Passenger Services, V229 Transport/
Where is the work under NAICS 4851 performed?
By place of performance, the states with the most contract obligations under NAICS 4851 over the last 12 months are the District of Columbia ($25,419,312), Utah ($7,833,548) and Virginia ($5,948,286).
What is the latest contract opportunity under NAICS 4851?
The latest contract opportunity under NAICS 4851 is USS Preble Bus Services Requirement, solicitation from Naval Supply Systems Command (Navy), posted October 20, 2026.
On GovTribe
See everything under NAICS 4851
- Federal contract opportunities, awards and IDVs under this code
- Funding analysis by contractor, agency and set-aside
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