NAICS Industry Group 4851: Urban Transit Systems

Industry group

Code facts

Codes under it
1
Contract awards
179 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 $1,387,147
FY2026 $64,431,244
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 $30,613,323
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. $701,612
9 Vetpride Services, Inc. $642,525
10 Hyundai Travel Service Co.,Ltd $619,164

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 $14,110,318
2 Department of the Interior $11,065,927
3 Air Force Department of Defense $6,776,979
4 Department of Justice $6,224,152
5 Department of the Army Department of Defense $4,492,096
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 Department of Defense $3,007,437
10 Department of Labor $2,662,000
Rank PSC code Obligated, FY2026–FY2027 Share
1 V212 Motor Passenger Services $15,527,042
2 V229 Transport/Travel/Relocation – Travel/Lodging/Recruit: Purchase of Transit/Public Transport Fare Media $13,754,247
3 V999 Other Transportation Travel and Relocation Services $11,783,545
4 V213 Rail Passenger Service $4,691,125
5 AC34 National Defense R&D Services; Defense-Related Activities; R&D Administrative Expenses $3,935,315
6 V222 Passenger Motor Charter Service $3,911,881
7 R799 Other Management Support Services $3,717,000
8 R408 Program Management/Support Services $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 $26,107,524
2 Utah $7,355,007
3 Virginia $5,991,286
4 Texas $5,370,814
5 New Mexico $4,966,033
6 Colorado $2,840,124
7 California $2,514,955
8 Maryland $2,032,081
9 Georgia $2,031,875
10 Pennsylvania $690,652
11 Oklahoma $403,762
12 Massachusetts $326,076
13 Florida $319,996
14 Connecticut $236,250
15 Guam $156,861
16 Arizona $87,901
17 Hawaii $60,500
18 New Jersey $52,173
19 Alabama $35,884
20 Minnesota $29,649
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

Notice Posted Due
Intent to Sole Source: FY 2027 Commercial Bus Transportation Services – FCC Yazoo City Special Notice · Federal Correctional Complex Yazoo City (BOP)
2026 I/ITSEC BUS SHUTTLE SERVICES Orlando, FL Solicitation · Naval Air Systems Command (Navy)
USS Preble Bus Services Requirement Solicitation · Naval Supply Systems Command (Navy)
Employee Transit Benefits Program Special Notice · Federal Housing Finance Agency
FLETC WMATA Smart Benefits Limited / Sole Source Justification · Federal Law Enforcement Training Center —
Request for quotation no. N4008426Q1020 procurement of (1) micro bus for naval air facility atsugi transporation deparment, ayase, japan Solicitation · Naval Facilities Engineering Command (Navy)
NIH TRANShare Program – SmartBenefits® Program Transit Benefit Services Pre-Solicitation · Office of Logisitics and Acquisition Operations (NIH) · 75N98026Q01244
WMATA Metro Passes Limited / Sole Source Justification · Army National Guard —
EAC 2027 WMATA SmartBenefits Limited / Sole Source Justification · Interior Business Center (DO) —
NOTICE OF INTENT TO CONTRACT WITH A SINGLE SOURCE: Airport Express Pre-Solicitation · Franchise Acquisition Servies (FAA)
NIH TRANShare Program – SmartBenefits® Program Transit Benefit Services Pre-Solicitation · Office of Logisitics and Acquisition Operations (NIH) · 75N98026R00156
Lowe_replace trolley lifts Award Notice · Northeast Region (NPS) —
CFTC Sole Source for WMATA Transit Pre-Solicitation · Commodity Futures Trading Commission
SmartBenefits Program Limited / Sole Source Justification · Office of Logisitics and Acquisition Operations (NIH) —
Shuttle Transportation and Vehicle Rental Services BPA Pre-Solicitation · Pacific Air Forces (USAF)
USS Howard Bus Rental Solicitation · Naval Supply Systems Command (Navy)
Transportation Services, Auckland New Zealand Solicitation · Army Contracting Command (AMC)
USAG Grafenwoehr Volksfest Buss Shuttle Service Pre-Solicitation · Army Contracting Command (AMC)
NOI to Sole Source: WMATA Smart Benefits Special Notice · Washington Headquarters Service
Bus Shuttle Services Pre-Solicitation · Pacific Air Forces (USAF)
WMATA SmartBenetfits - Presolicitation notice unde Award Notice · Interior Business Center (DO) —
Transportation Services in Auckland, New Zealand Pre-Solicitation · Army Contracting Command (AMC)
WMATA SmartBenefits Pre-Solicitation · Interior Business Center (DO)
WMATA Sole Source Special Notice · International Trade Commission
Federal Employee SmartBenefits Transit Subsidy Award Notice · National Institute of Standards and Technology —
Intent to Sole Source: WMATA Transit Benefits Special Notice · Bureau of the Fiscal Service
NIST Federal Workforce SmartBenefits Transit Subsidy Pre-Solicitation · National Institute of Standards and Technology
FCC Yazoo City - FY 2026 PASSENGER BUS TRANSPORTATION SERVICES (BUS TICKETS) Limited / Sole Source Justification · Federal Correctional Complex Yazoo City (BOP) —
Washington Metropolitan Area Transit Authority (WMATA) SmartBenefits Program Sole Source Justification Call Order Limited / Sole Source Justification · Defense Information Systems Agency —
Washington Metropolitan Area Transit Authority (WMATA) SmartBenefits Program Sole Source Justification Limited / Sole Source Justification · Defense Information Systems Agency —
UTA transit subsidy 2026 Award Notice · Bureau of Reclamation · 140R4026Q0005 —
UTA Transit Passes for BLM Utah Limited / Sole Source Justification · Utah Region (BLM) —
Provide UTA (Utah Transit Authority) Transit Passe Award Notice · Utah Region (BLM) —
Purchase of RTD EcoPasses for CY26 Solicitation · EPA Region 8
FCI Leavenworth Bus Transportation Services Pre-Solicitation · United States Penitentiary Leavenworth (BOP)
UTA transit subsidy 2026 Special Notice · Bureau of Reclamation · 140R4026Q0005
UTA Unlimited-Use Public Transit Passes Special Notice · Utah Region (BLM)
Notice of Intent to Sole Source - WMATA Transit Benefits Special Notice · Office of the Inspector General
Sole Source Justification Posting Limited / Sole Source Justification · Veterans Integrated Service Network 7 (VHA) —
I/ITSEC 2025 Bus Simplified Acquisition Procedure (SAP) Buy Combined Synopsis/Solicitation Solicitation · Naval Air Systems Command (Navy)
(LCS-funded) BPA for Commercial Bus services supporting unscheduled requirements from Area IV throughout USFK Solicitation · Army Contracting Command (AMC)
Transportation Service FLETC Artesia, NM Award Notice · Federal Law Enforcement Training Center · 70LART25CPFB00001 —
Amend 2- JMPRC 26-01 PTA Bus Solicitation · Army Contracting Command (AMC)
NOTICE OF INTENT TO CONTRACT WITH A SINGLE SOURCE: The Federal Aviation Administration intends to award a single source contract to Airport Express Oklahoma City, OK. Special Notice · Franchise Acquisition Servies (FAA)
NGB Transportation Services - Synopsis of Contract Award (pursuant to FAR 5. 3) Special Notice · Readiness Center (ARNG)
Award Notice - WMATA - SmartBenefits Public Transportation Fare Award Notice · Bureau of the Fiscal Service —
Transportation Service FLETC Artesia, NM Award Notice · Federal Law Enforcement Training Center · 70LART25CPFB00001 —
Transit Subsidy Benefit Program Pre-Solicitation · Office of the Assistant Secretary for Administration and Management
Notice of Intent to Increase Ceiling for NRC's Transit Subsidy Benefits Program Special Notice · Nuclear Regulatory Commission
Notice of Intent to Sole Source: Clifton Corridor Transportation Management Association (CCTMA) to obtain shuttle services. Solicitation · CDC Office of Acquisition Services
Show 40 more

Latest 50 of 914 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 $242,730,545 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 ($30,613,323); 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 ($14,110,318), 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/Travel/Relocation – Travel/Lodging/Recruit: Purchase of Transit/Public Transport Fare Media and V999 Other Transportation Travel and Relocation Services.

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 ($26,107,524), Utah ($7,355,007) and Virginia ($5,991,286).

What is the latest contract opportunity under NAICS 4851?

The latest contract opportunity under NAICS 4851 is Intent to Sole Source: FY 2027 Commercial Bus Transportation Services – FCC Yazoo City, special notice from Federal Correctional Complex Yazoo City (BOP), posted November 3, 2026.

On GovTribe

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