Data / Federal awards / NAICS 541620 / Department of Transportation
Department of Transportation contracts under NAICS 541620 Environmental Consulting Services: $73.8 million to 84 recipients (FY2024 to FY2027)
Updated October 6, 2026. Source: USAspending.gov.
Department of Transportation obligated $73.8 million under NAICS 541620, Environmental Consulting Services, across 268 contract awards to 84 named recipients in fiscal years 2024 to 2027. The largest recipients are WSP USA SOLUTIONS INC ($13.7 million), ABSG CONSULTING INC ($11.6 million), TRC ENVIRONMENTAL CORPORATION ($8.9 million). 13 opportunities under this code are open on SAM.gov now.
The request: Every federal contract awarded by Department of Transportation under NAICS 541620, with the winner, the value and the period of performance. $10 of work on sign-up, no card.
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- Agency
- Department of Transportation
- NAICS code
- 541620 Environmental Consulting Services
- Contract awards
- 268
- Obligated
- $73.8 million
- Named recipients
- 84
- Small business share of obligations
- 28%
- Full and open competition share
- 82%
- Set aside share
- 7%
- Latest action
- 2026-09-29
Open opportunities in this niche
The same code on SAM.gov, read each morning: 13 opportunities you can still respond to.
Incumbents at this agency
Ranked by dollars obligated in fiscal years 2024 to 2027.
| Recipient | Business size | Awards | Obligated | Share |
|---|---|---|---|---|
| WSP USA SOLUTIONS INC | Other Than Small Business | 23 | $13.7 million | 18.6% |
| ABSG CONSULTING INC | Other Than Small Business | 1 | $11.6 million | 15.7% |
| TRC ENVIRONMENTAL CORPORATION | Other Than Small Business | 59 | $8.9 million | 12.0% |
| WESTON SOLUTIONS INC | Other Than Small Business | 20 | $7.6 million | 10.4% |
| PINYON-SUNDANCE JV, LLC | Small Business | 1 | $6.8 million | 9.3% |
| ICF INCORPORATED, L.L.C. | Other Than Small Business | 6 | $4.1 million | 5.6% |
| PACIFIC WESTERN TECHNOLOGIES, LTD. | Small Business | 1 | $3.1 million | 4.2% |
| DEWBERRY ENGINEERS INC. | Other Than Small Business | 5 | $3.1 million | 4.1% |
| SUSTAINABLE DESIGN CONSORTIUM, (SDC) INC | Small Business | 2 | $2.6 million | 3.6% |
| NICHOLS CONSULTING ENGINEERS CHTD | Small Business | 3 | $1.7 million | 2.3% |
| GSI HAWAII INC. | Small Business | 1 | $1.6 million | 2.2% |
| STANTEC CONSULTING SERVICES INC. | Other Than Small Business | 11 | $1.5 million | 2.0% |
| HARRIS MILLER MILLER & HANSON INC. | Small Business | 5 | $1.2 million | 1.6% |
| CDM FEDERAL PROGRAMS CORPORATION | Other Than Small Business | 3 | $813,460 | 1.1% |
| CREDERE ASSOCIATES, LLC | Small Business | 2 | $613,395 | 0.8% |
| THE NDN COMPANIES | Small Business | 4 | $599,605 | 0.8% |
| 1SPATIAL INC | Other Than Small Business | 4 | $475,000 | 0.6% |
| RESEARCH PLANNING, INC. | Small Business | 1 | $295,000 | 0.4% |
| ACOUSTICAL ANALYSIS ASSOCIATES, INC. | Small Business | 4 | $260,606 | 0.4% |
| LANGAN ENGINEERING & ENVIRONMENTAL SERVICES, LLC | Other Than Small Business | 1 | $257,000 | 0.3% |
| NEW SOUTH ASSOCIATES, INC. | Small Business | 1 | $253,670 | 0.3% |
| GEOLOGIC - EARTH EXPLORATION, INC. | Small Business | 1 | $196,590 | 0.3% |
| CULTURAL RESOURCE ANALYSTS, INC. | Small Business | 1 | $186,905 | 0.3% |
| BRIDGENET INTERNATIONAL INC. | Small Business | 1 | $185,000 | 0.3% |
| INDUSTRIAL WATER ENGINEERING, INC. | Small Business | 1 | $183,522 | 0.2% |
| THE CADMUS GROUP LLC | Other Than Small Business | 14 | $168,647 | 0.2% |
| R. CHRISTOPHER GOODWIN & ASSOCIATES, INC. | Small Business | 1 | $157,420 | 0.2% |
| COW CREEK BAND OF UMPQUA TRIBE OF INDIANS | Other Than Small Business | 1 | $150,000 | 0.2% |
| TERRAPHASE ENGINEERING INC | Small Business | 1 | $147,175 | 0.2% |
| QUINN EVANS ARCHITECTS INC | Other Than Small Business | 1 | $144,510 | 0.2% |
| LOOK ROCK, LLC | Small Business | 1 | $124,200 | 0.2% |
| UNIVERSITEIT HASSELT | Other Than Small Business | 1 | $115,000 | 0.2% |
| TALARIK RESEARCH AND RESTORATION SERVICES LLC | Small Business | 1 | $113,576 | 0.2% |
| GULF SOUTH RESEARCH CORP | Small Business | 1 | $82,903 | 0.1% |
| WASHINGTON STATE UNIVERSITY | Other Than Small Business | 1 | $79,045 | 0.1% |
| SAGE, LLC | Small Business | 1 | $70,700 | 0.1% |
| THE METRO GROUP, INC. | Small Business | 1 | $56,176 | 0.1% |
| THE PUBLIC ARCHAEOLOGY LABORATORY, INCORPORATED | Other Than Small Business | 1 | $47,471 | 0.1% |
| COPPERHEAD ENVIRONMENTAL CONSULTING INC | Small Business | 3 | $43,395 | 0.1% |
| ALASKA BIOMAP, INC | Small Business | 1 | $41,008 | 0.1% |
| TERRACON CONSULTANTS, INC. | Other Than Small Business | 1 | $38,877 | 0.1% |
| RICHARD GRUBB AND ASSOCIATES, INC. | Small Business | 2 | $38,560 | 0.1% |
| ENVIRONMENTAL RESEARCH GROUP, L.L.C. | Small Business | 1 | $37,784 | 0.1% |
| AECOM TECHNICAL SERVICES, INC. | Other Than Small Business | 1 | $34,944 | 0.0% |
| MAXXIMUS ENVIRONMENTAL, INC | Small Business | 4 | $34,814 | 0.0% |
| TITAN ENVIRONMENTAL SOLUTIONS, INC | Small Business | 1 | $33,434 | 0.0% |
| U.S. ENVIRONMENTAL ABATEMENT, CORP | Small Business | 1 | $30,000 | 0.0% |
| MABBETT & ASSOCIATES, INC. | Small Business | 2 | $28,187 | 0.0% |
| EMERALD ENVIRONMENTAL, INC. | Small Business | 3 | $27,750 | 0.0% |
| PACIFIC RIM ENVIRONMENTAL, INC. | Small Business | 1 | $23,802 | 0.0% |
Offices buying
| Sub agency | Awards | Obligated |
|---|---|---|
| Federal Highway Administration | 100 | $40.8 million |
| Federal Aviation Administration | 106 | $22.8 million |
| Federal Transit Administration | 5 | $3.1 million |
| Maritime Administration | 13 | $3 million |
| Immediate Office of the Secretary of Transportation | 39 | $2.3 million |
| Pipeline and Hazardous Materials Safety Administration | 2 | $1.9 million |
| Saint Lawrence Seaway Development Corporation | 1 | $7,985 |
| Federal Railroad Administration | 2 | $-33,600 |
Obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2024 | $23.5 million |
| FY2025 | $35.1 million |
| FY2026 | $15.2 million |
Products and services bought
| Code | Product or service | Awards | Obligated |
|---|---|---|---|
| R408 | Support- Professional: Program Management/support | 15 | $30.2 million |
| R425 | Support- Professional: Engineering/technical | 63 | $11.1 million |
| C219 | Architect and Engineering- General: Other | 20 | $7.6 million |
| R406 | Support- Professional: Policy Review/development | 2 | $4.9 million |
| R499 | Support- Professional: Other | 5 | $4.7 million |
| F999 | Other Environmental Services | 23 | $4.2 million |
| H320 | Inspection- Ship and Marine Equipment | 2 | $2.6 million |
| AS11 | Transportation R&d Services; Surface Transportation, Public Transit, and Rail; Basic Research | 15 | $2.2 million |
Largest contract awards
| Award ID | Recipient | Agency | Type | NAICS | What it buys | Obligated in window | Award value | Starts | Ends | Place of performance | Source |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 693JJ325C000007 | ABSG CONSULTING INC | Department of Transportation | Definitive Contract | 541620 | ENVIRONMENTAL REVIEW IMPLEMENTATION (ERI) FUND TECHNICAL ASSISTANCE CENTERS FOR ELIGIBLE ENTITIES, AS DEFINED IN 23 U.S.C. 178(C)(2) | $11,555,126 | $11,555,126 | January 17, 2025 | March 10, 2025 | Spring, TX | usaspending.gov |
| 693JJ325C000008 | PINYON-SUNDANCE JV, LLC | Department of Transportation | Definitive Contract | 541620 | ENVIRONMENTAL REVIEW IMPLEMENTATION (ERI) FUND TECHNICAL ASSISTANCE CENTERS FOR ELIGIBLE ENTITIES, AS DEFINED IN 23 U.S.C. 178(C)(2) | $6,844,483 | $6,844,483 | January 17, 2025 | March 10, 2025 | Lakewood, CO | usaspending.gov |
| 693JJ323F00420N | WSP USA SOLUTIONS INC | Department of Transportation | BPA Call | 541620 | TO AWARD A BPA CALL FOR "NEXTGEN NATIONAL HOUSEHOLD TRAVEL SURVEY (NHTS) - DEVELOPING AND DELIVERING POST-PANDEMIC NATIONAL TRAVELER BEHAVIO | $5,977,278 | $8,780,113 | September 29, 2023 | January 27, 2027 | Washington, DC | usaspending.gov |
| 693KA920C00018 | ICF INCORPORATED, L.L.C. | Department of Transportation | Definitive Contract | 541620 | ENVIRONMENTAL SUPPORT SERVICES | $4,307,755 | $7,941,934 | April 1, 2020 | December 29, 2026 | Washington, DC | usaspending.gov |
| 693C7322F000038 | PACIFIC WESTERN TECHNOLOGIES, LTD. | Department of Transportation | Delivery Order | 541620 | ROAD INVENTORY PROGRAM DATA COLLECTION, DATABASE ADMINISTRATION/QUALITY CONTROL, GIS SUPPORT, AND REPORT QUALITY CONTROL. | $3,110,824 | $5,155,663 | March 1, 2022 | March 1, 2027 | Ashburn, VA | usaspending.gov |
| 6973GH25F01062 | WESTON SOLUTIONS INC | Department of Transportation | Delivery Order | 541620 | COP SUPPLEMENTAL REMEDIAL INVESTIGATION PHASE 3 | $2,648,936 | $2,648,936 | July 3, 2025 | June 30, 2027 | Lakewood, CO | usaspending.gov |
| 693JF722F00082N | SUSTAINABLE DESIGN CONSORTIUM, (SDC) INC | Department of Transportation | Delivery Order | 541620 | THE PURPOSE OF THIS TASK ORDER IS TO TASK THE CONTRACTOR TO PROVIDE 2545.45454 HOURS OF DECOMMISSIONING FIELD INSPECTION SERVICES AND 1585.5 | $2,640,000 | $4,780,000 | July 13, 2022 | December 31, 2026 | Washington, DC | usaspending.gov |
| 693JJ325F00267N | WSP USA SOLUTIONS INC | Department of Transportation | BPA Call | 541620 | THIS IS A FIRM FIXED PRICE CALL ORDER FOR THE PROJECT ENTITLED, "DEVELOPMENT AND FACILITATION OF RESOURCES, PEER-TO-PEER EXCHANGES, AND EDUC | $2,218,566 | $2,218,566 | October 1, 2025 | March 30, 2028 | Washington, DC | usaspending.gov |
| 692M1526F00311 | TRC ENVIRONMENTAL CORPORATION | Department of Transportation | Delivery Order | 541620 | TRC TO 144 AREA Z PFAS REMEDIAL INVESTIGATION PHASE 1B | $2,125,729 | $2,125,729 | September 21, 2026 | March 9, 2028 | Atlantic City, NJ | usaspending.gov |
| 69319524F10042N | DEWBERRY ENGINEERS INC. | Department of Transportation | BPA Call | 541620 | THE PURPOSE OF THIS CALL ORDER IS TO PROCURE ENVIRONMENTAL SERVICES SUPPORT. | $2,000,000 | $2,000,000 | September 26, 2024 | March 25, 2027 | Washington, DC | usaspending.gov |
| 693JJ325F00236N | NICHOLS CONSULTING ENGINEERS CHTD | Department of Transportation | Delivery Order | 541620 | NON-PERSONAL SERVICES ORDER TO PROVIDE A LONG TERM PAVEMENT PERFORMANCE (LTPP) MATERIALS REFERENCE LIBRARY (MRL) | $1,857,959 | $1,857,959 | November 19, 2025 | November 18, 2030 | Reno, NV | usaspending.gov |
| 6973GH24F00667 | WESTON SOLUTIONS INC | Department of Transportation | Delivery Order | 541620 | 6973GH-21-D-00033 PFAS FOCUSED SITE INVESTIGATION | $1,766,194 | $1,766,194 | April 15, 2024 | December 31, 2026 | Oklahoma City, OK | usaspending.gov |
| 693JK325C000006 | GSI HAWAII INC. | Department of Transportation | Definitive Contract | 541620 | THE PURPOSE OF THIS REQUISITION IS TO REQUEST THE AWARD OF A NEW CONTRACTOR TO PROCURE STAFFING SUPPORT FOR PHMSA'S ENVIRONMENTAL DIVISION | $1,619,374 | $1,619,374 | September 30, 2025 | September 29, 2026 | Washington, DC | usaspending.gov |
| 693JJ324F00312N | WSP USA SOLUTIONS INC | Department of Transportation | BPA Call | 541620 | THE PURPOSE OF THIS PR IS FOR A NEW TASK ORDER ENTITLED: "APPLICATIONS OF ENTERPRISE GIS FOR TRANSPORTATION PFS (AEGIST) PART 2" TO BE AWARD | $1,435,673 | $1,435,673 | September 9, 2024 | September 4, 2027 | Washington, DC | usaspending.gov |
| 692M1526F00087 | TRC ENVIRONMENTAL CORPORATION | Department of Transportation | Delivery Order | 541620 | AREA Z PFAS REMEDIAL INVESTIGATION PHASE 1A | $1,314,585 | $1,314,585 | August 6, 2026 | August 6, 2027 | Atlantic City, NJ | usaspending.gov |
| 693JJ324F00427N | WSP USA SOLUTIONS INC | Department of Transportation | BPA Call | 541620 | THIS BPA CALL ORDER IS TO IDENTIFY AND IMPLEMENT STAKEHOLDER ENGAGEMENT STRATEGIES TO INCREASE FHWA'S UNDERSTANDING OF STAKEHOLDER NEEDS REL | $1,062,983 | $1,062,983 | September 27, 2024 | September 26, 2027 | Washington, DC | usaspending.gov |
| 6973GH25F00720 | WESTON SOLUTIONS INC | Department of Transportation | Delivery Order | 541620 | 6973GH-21-D-00033 VAPOR INTRUSION CONDITIONS ASSESSMENT | $1,017,546 | $1,017,546 | April 10, 2025 | December 31, 2026 | Lakewood, CO | usaspending.gov |
| 697DCK24F00408 | HARRIS MILLER MILLER & HANSON INC. | Department of Transportation | Delivery Order | 541620 | SUPPORT SERVICES FOR PART 135 DRONE PACKAGE DELIVERY OPERATIONS (UAS) ENVIRONMENTAL REVIEW. | $735,438 | $735,438 | May 14, 2024 | May 14, 2027 | Washington, DC | usaspending.gov |
| 693JJ326F00093N | WSP USA SOLUTIONS INC | Department of Transportation | BPA Call | 541620 | NATIONAL INTELLIGENT TRANSPORTATION SYSTEMS (ITS) DATA STEWARDSHIP AND FRAMEWORK FOR THE CONDITIONS AND PERFORMANCE REPORT | $656,837 | $656,837 | September 14, 2026 | March 27, 2028 | Arlington, VA | usaspending.gov |
| 693JJ326F00099N | WSP USA SOLUTIONS INC | Department of Transportation | BPA Call | 541620 | BPA ORDER TO SUPPORT ADVANCED ECONOMIC ANALYSIS FOR THE OFFICE OF TRANSPORTATION POLICY STUDIES (HPTS). | $610,813 | $610,813 | September 22, 2026 | September 21, 2027 | Washington, DC | usaspending.gov |
| 69319525F10036N | DEWBERRY ENGINEERS INC. | Department of Transportation | BPA Call | 541620 | THE PURPOSE OF THIS CALL ORDER IS TO PROCURE SUBJECT MATTER EXPERT SUPPORT. | $539,278 | $539,278 | September 15, 2025 | March 14, 2027 | Washington, DC | usaspending.gov |
| 6913G624P800021 | CREDERE ASSOCIATES, LLC | Department of Transportation | Purchase Order | 541620 | PHASE II ENVIRONMENTAL SITE ASSESSMENT AT KINNEYTOWN DAM, CT | $521,876 | $521,876 | April 11, 2024 | August 31, 2024 | Ansonia, CT | usaspending.gov |
| 6973GH24F00201 | WESTON SOLUTIONS INC | Department of Transportation | Delivery Order | 541620 | SUPPLEMENTAL RI PHASE 3 AND VAPOR INTRUSION CONDITIONS ASSESSMENT WORKPLAN | $497,371 | $497,371 | December 15, 2023 | April 30, 2025 | Oklahoma City, OK | usaspending.gov |
| 692M1525F00011 | TRC ENVIRONMENTAL CORPORATION | Department of Transportation | Delivery Order | 541620 | NEW TRC TO 115 AREA 41 TANK NTCRA | $493,569 | $493,569 | December 20, 2024 | June 20, 2026 | Atlantic City, NJ | usaspending.gov |
| 69319525F10026N | DEWBERRY ENGINEERS INC. | Department of Transportation | BPA Call | 541620 | THE PURPOSE OF THIS CALL ORDER IS TO PROCURE EMS SUPPORT. | $469,917 | $469,917 | August 26, 2025 | August 25, 2027 | Washington, DC | usaspending.gov |
Public U.S. federal spending data (U.S. Department of the Treasury). Obligations are the contract actions dated in fiscal years 2024 to 2027 of the USAspending.gov award archive of 2026-10-06; a contract's total value is its current value as USAspending reports it, including earlier years. Recipients are matched on their SAM.gov UEI, never on the name, and are shown as the government prints them. Sole proprietorships and opted-out entities count in the totals and are not named. Free to reuse with credit to SpecStream under CC BY 4.0. Spot a wrong value? Write to [email protected] with the link to this page.