Data / Federal awards / NAICS 541620 / Department of Energy
Department of Energy contracts under NAICS 541620 Environmental Consulting Services: $229.5 million to 62 recipients (FY2024 to FY2027)
Updated October 6, 2026. Source: USAspending.gov.
Department of Energy obligated $229.5 million under NAICS 541620, Environmental Consulting Services, across 274 contract awards to 62 named recipients in fiscal years 2024 to 2027. The largest recipients are PROJECT ENHANCEMENT CORPORATION ($143.4 million), INDEPENDENT STRATEGIC MANAGEMENT SOLUTIONS INC ($31.9 million), TETRA TECH, INC. ($11.0 million). 13 opportunities under this code are open on SAM.gov now.
The request: Every federal contract awarded by Department of Energy 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 Energy
- NAICS code
- 541620 Environmental Consulting Services
- Contract awards
- 274
- Obligated
- $229.5 million
- Named recipients
- 62
- Small business share of obligations
- 86%
- Full and open competition share
- 92%
- Set aside share
- 14%
- Latest action
- 2026-10-01
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 |
|---|---|---|---|---|
| PROJECT ENHANCEMENT CORPORATION | Small Business | 8 | $143.4 million | 62.5% |
| INDEPENDENT STRATEGIC MANAGEMENT SOLUTIONS INC | Small Business | 35 | $31.9 million | 13.9% |
| TETRA TECH, INC. | Other Than Small Business | 14 | $11 million | 4.8% |
| WSP USA SOLUTIONS INC | Other Than Small Business | 2 | $10.9 million | 4.7% |
| NEPTUNE AND COMPANY, INCORPORATED | Small Business | 4 | $10.7 million | 4.6% |
| POTOMAC-HUDSON ENGINEERING INC | Small Business | 2 | $7.2 million | 3.1% |
| S C & A INC | Small Business | 8 | $7.1 million | 3.1% |
| TECHNICAL RESOURCES GROUP INC. | Small Business | 2 | $4.3 million | 1.9% |
| ACCENT COMPLIANCE, LLC | Small Business | 2 | $2.1 million | 0.9% |
| EDWARD HOLMES, INC. | Small Business | 3 | $1.9 million | 0.8% |
| ENVIRONMENTAL RESOURCES MANAGEMENT INC | Other Than Small Business | 7 | $1.5 million | 0.7% |
| S & K FEDERAL SERVICES LLC | Small Business | 14 | $1.2 million | 0.5% |
| DAVEY RESOURCE GROUP, INC. | Other Than Small Business | 3 | $960,332 | 0.4% |
| PURDUE APPLIED RESEARCH INSTITUTE, LLC | Other Than Small Business | 1 | $622,240 | 0.3% |
| TECHLAW CONSULTANTS INC | Other Than Small Business | 1 | $568,435 | 0.2% |
| ASPEN ENVIRONMENTAL GROUP | Small Business | 4 | $550,289 | 0.2% |
| FED95 LLC | Small Business | 2 | $515,787 | 0.2% |
| ASU RESEARCH ENTERPRISE | Other Than Small Business | 1 | $490,959 | 0.2% |
| THE OTTERY GROUP, INC | Small Business | 3 | $437,537 | 0.2% |
| ENVIRONMENTAL RESEARCH GROUP, L.L.C. | Small Business | 8 | $243,307 | 0.1% |
| CENPEC, LLC | Small Business | 1 | $235,958 | 0.1% |
| VERNADERO GROUP INC | Small Business | 1 | $207,621 | 0.1% |
| SOLV LLC | Small Business | 2 | $177,821 | 0.1% |
| SIMPSON GUMPERTZ & HEGER INC. | Other Than Small Business | 2 | $99,834 | 0.0% |
| INDUSTRIAL HYGIENE RESOURCES, LTD. | Small Business | 3 | $51,409 | 0.0% |
| EKNA SERVICES INC | Small Business | 1 | $23,700 | 0.0% |
| AARCHER, INC. | Small Business | 1 | $15,502 | 0.0% |
| MECA CONSULTING INC | Small Business | 1 | $7,650 | 0.0% |
| GEOCOMP, INC. | Other Than Small Business | 2 | $7,326 | 0.0% |
| WASEYABEK-CTI ENVIRONMENTAL SERVICES JV LLC | Small Business | 1 | $0 | 0.0% |
| RRC - JGMS NHO LLC | Small Business | 2 | $0 | 0.0% |
| C. NISSLEY ENVIRONMENTAL CONSULTANTS, INC | Small Business | 1 | $0 | 0.0% |
| INTERA INCORPORATED | Other Than Small Business | 1 | $0 | 0.0% |
| BURNS & MCDONNELL ENGINEERING COMPANY, INC. | Other Than Small Business | 1 | $0 | 0.0% |
| CARDNO, INC. | Other Than Small Business | 1 | $0 | 0.0% |
| ALPINE ARCHAEOLOGICAL CONSULTANTS INC | Small Business | 1 | $0 | 0.0% |
| FOOTHILLS ENVIRONMENTAL, INC. | Small Business | 2 | $0 | 0.0% |
| LINCUS INC | Other Than Small Business | 1 | $0 | 0.0% |
| EXETER ASSOCIATES, INC. | Small Business | 2 | $0 | 0.0% |
| NORTH WIND RESOURCE CONSULTING LLC | Small Business | 1 | $0 | 0.0% |
| TIERRA RIGHT OF WAY SERVICES LTD | Small Business | 1 | $0 | 0.0% |
| ENVIRONMENTAL PLANNING GROUP LLC | Small Business | 2 | $-16 | -0.0% |
| PINYON ENVIRONMENTAL, INC. | Small Business | 1 | $-1,296 | -0.0% |
| TETRA TECH, INC. | Other Than Small Business | 1 | $-11,587 | -0.0% |
| TRANSCON ENVIRONMENTAL INC | Small Business | 2 | $-12,969 | -0.0% |
| ENVIRONMENTAL PLANNING STRATEGIES, INC. | Small Business | 1 | $-20,246 | -0.0% |
| ESPINOZA CULTURAL SERVICES, LLC | Small Business | 2 | $-29,177 | -0.0% |
| RAAB ASSOCIATES, LTD | Other Than Small Business | 2 | $-30,858 | -0.0% |
| BTP SERVICES, LLC | Small Business | 6 | $-31,342 | -0.0% |
| BURLESON CONSULTING, INC. | Small Business | 2 | $-31,972 | -0.0% |
Offices buying
| Sub agency | Awards | Obligated |
|---|---|---|
| Department of Energy | 240 | $212.5 million |
| Federal Energy Regulatory Commission | 34 | $17.1 million |
Obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2024 | $77.4 million |
| FY2025 | $75 million |
| FY2026 | $77.2 million |
| FY2027 | $0 |
Products and services bought
| Code | Product or service | Awards | Obligated |
|---|---|---|---|
| R699 | Support- Administrative: Other | 68 | $132.6 million |
| B510 | Special Studies/analysis- Environmental Assessments | 28 | $26.4 million |
| U008 | Education/training- Training/curriculum Development | 1 | $22.4 million |
| F999 | Other Environmental Services | 43 | $12.7 million |
| R499 | Support- Professional: Other | 68 | $12.5 million |
| R408 | Support- Professional: Program Management/support | 1 | $11.7 million |
| F115 | Environmental Systems Protection- Environmental Consulting and Legal Support | 11 | $10.6 million |
| R708 | Support- Management: Public Relations | 2 | $1.9 million |
Largest contract awards
| Award ID | Recipient | Agency | Type | NAICS | What it buys | Obligated in window | Award value | Starts | Ends | Place of performance | Source |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 89233121FNA400380 | PROJECT ENHANCEMENT CORPORATION | Department of Energy | Delivery Order | 541620 | U.S. DEPARTMENT OF ENERGY/NATIONAL NUCLEAR SECURITY ADMINISTRATION (DOE/NNSA)OFFICE OF COUNTERTERRORISM AND COUNTER-PROLIFERATION (NA-80) TE | $71,215,668 | $130,466,028 | July 1, 2021 | December 31, 2026 | Washington, DC | usaspending.gov |
| 89243321FAU400002 | PROJECT ENHANCEMENT CORPORATION | Department of Energy | Delivery Order | 541620 | U.S. DEPARTMENT OF ENERGYS (DOE) OFFICE OF THE ASSOCIATE UNDER (AU) SECRETARY FOR ENVIRONMENT, HEALTH AND SAFETY TECHNICAL SUPPORT SERVICES | $22,996,724 | $52,074,302 | August 25, 2021 | April 30, 2027 | Washington, DC | usaspending.gov |
| 89233119FNA400238 | PROJECT ENHANCEMENT CORPORATION | Department of Energy | Delivery Order | 541620 | NEW SUPPORT SERVICE CONTRACT, TRAINING&FEDERAL AGENT SUPPORT FOR OFFICE OF SECURE TRANSPORTATION - NA-15. | $22,428,787 | $53,668,637 | February 17, 2020 | August 16, 2026 | Barling, AR | usaspending.gov |
| 89243322FAU400003 | PROJECT ENHANCEMENT CORPORATION | Department of Energy | Delivery Order | 541620 | U.S. DEPARTMENT OF ENERGY (DOE) OFFICE OF THE ASSOCIATE UNDER (AU) SECRETARY FOR SECURITY SUPPORT SERVICES. CONTRACTOR TO DEVELOP AND IMPLEM | $20,962,882 | $35,484,815 | March 1, 2022 | March 31, 2027 | Washington, DC | usaspending.gov |
| 89303325FEM400454 | INDEPENDENT STRATEGIC MANAGEMENT SOLUTIONS INC | Department of Energy | Delivery Order | 541620 | OAK RIDGE OFFICE OF ENVIRONMENTAL MANAGEMENT TECHNICAL, MANAGEMENT, AND ADMINISTRATIVE SERVICES TASK ORDER | $11,724,509 | $43,794,186 | April 24, 2025 | September 8, 2028 | Oak Ridge, TN | usaspending.gov |
| 89603024F0022 | WSP USA SOLUTIONS INC | Department of Energy | Delivery Order | 541620 | HYDROPOWER ENVIRONMENTAL AND ENGINEERING SERVICES (HEES) SUPPORT SERVICES | $11,322,384 | $11,322,384 | April 1, 2024 | March 31, 2027 | Washington, DC | usaspending.gov |
| 89243624FCD000018 | POTOMAC-HUDSON ENGINEERING INC | Department of Energy | BPA Call | 541620 | TECHNICAL SUPPORT SERVICES (NEPA BPA ORDER) | $6,110,341 | $11,870,151 | August 15, 2024 | August 14, 2027 | Rockville, MD | usaspending.gov |
| 89303322FEM400275 | NEPTUNE AND COMPANY, INCORPORATED | Department of Energy | Delivery Order | 541620 | THE PURPOSE OF THIS TASK ORDER IS TO PROVIDE SPECIFIC ADMINISTRATIVE SERVICES RELATED TO THE EXECUTION OF THE PROBABILISTIC PERFORMANCE ASSE | $5,025,000 | $8,525,000 | June 16, 2022 | December 15, 2025 | Cincinnati, OH | usaspending.gov |
| 89303924FEM000281 | INDEPENDENT STRATEGIC MANAGEMENT SOLUTIONS INC | Department of Energy | BPA Call | 541620 | THIS BPA CALL WILL BE PLACED AGAINST BPA 89303923AEM000019 WITH INDEPENDENT STRATEGIC MANAGEMENT SOLUTIONS, INC. FOR NUCLEAR SAFETY SUPPORT | $4,778,856 | $5,301,902 | January 18, 2024 | January 31, 2027 | Richland, WA | usaspending.gov |
| 89233125FNA000182 | TETRA TECH, INC. | Department of Energy | BPA Call | 541620 | TECHNICAL SUPPORT SERVICES FOR NATIONAL ENVIRONMENTAL POLICY ACT COMPLIANCE ASSOCIATED WITH THE PIT PRODUCTION PROGRAM FOR DEPARTMENT OF ENE | $4,496,914 | $4,496,914 | March 17, 2025 | March 16, 2027 | Aiken, SC | usaspending.gov |
| 89303326FEM400472 | NEPTUNE AND COMPANY, INCORPORATED | Department of Energy | Delivery Order | 541620 | THE PURPOSE OF THIS CONTRACT IS TO PROVIDE PROBABILISTIC PERFORMANCE ASSESSMENT (PPA) AND STATISTICAL DECISION ANALYSIS SERVICES TO THE US D | $4,000,000 | $9,789,938 | January 29, 2026 | January 27, 2029 | Cincinnati, OH | usaspending.gov |
| 89233120FNA400303 | PROJECT ENHANCEMENT CORPORATION | Department of Energy | Delivery Order | 541620 | ORDER FOR RESEARCH AND ANALYSIS DIVISION (RAD) ANALYTICAL SUPPORT SERVICES FOR OFFICE OF SECURE TRANSPORTATION - NA-15 | $3,577,209 | $10,832,754 | September 1, 2020 | August 31, 2025 | Albuquerque, NM | usaspending.gov |
| 89233126FNA000218 | TETRA TECH, INC. | Department of Energy | BPA Call | 541620 | TECHNICAL SUPPORT SERVICES FOR NATIONAL ENVIRONMENTAL POLICY ACT (NEPA) COMPLIANCE ASSOCIATED WITH SITE-WIDE DOCUMENT DEVELOPMENT FOR DEPART | $3,255,226 | $5,059,712 | June 1, 2026 | May 31, 2027 | Pasadena, CA | usaspending.gov |
| 89303323FEM000031 | S C & A INC | Department of Energy | BPA Call | 541620 | WEST VALLEY DEMONSTRATION PROJECT (WVDP) SUPPLEMENTAL ENVIRONMENTAL IMPACT STATEMENT (SEIS) | $3,239,727 | $16,168,969 | September 29, 2023 | September 28, 2028 | Cincinnati, OH | usaspending.gov |
| 89303325FEM400444 | TECHNICAL RESOURCES GROUP INC. | Department of Energy | Delivery Order | 541620 | WITHIN THE DOE OFFICE OF ENVIRONMENTAL MANAGEMENT, THE OFFICE OF PACKAGING AND TRANSPORTATION IMPLEMENTS THE COMPLEX-WIDE TEPP TO ADDRESS PR | $3,226,908 | $4,414,628 | January 1, 2025 | December 31, 2027 | Cincinnati, OH | usaspending.gov |
| 89303322CEM000095 | EDWARD HOLMES, INC. | Department of Energy | Definitive Contract | 541620 | PPPO CITIZENS ADVISORY BOARD (CAB) SITE SPECIFIC ADVISORY BOARDS (SSAB) SUPPORT | $2,719,582 | $4,887,926 | November 30, 2021 | November 30, 2026 | Lexington, KY | usaspending.gov |
| 89233122FNA400485 | S C & A INC | Department of Energy | Delivery Order | 541620 | PROVIDE PERSONNEL AND RESOURCES TO SUPPORT PREPARATION OF A SITE WIDE EIS (SWEIS) ANALYSIS FOR CONTINUED OPERATIONS AND PROJECTED PROGRAMS A | $2,567,226 | $4,988,306 | October 1, 2022 | September 30, 2026 | Arlington, VA | usaspending.gov |
| 89233121FNA400393 | PROJECT ENHANCEMENT CORPORATION | Department of Energy | Delivery Order | 541620 | U.S. DEPARTMENT OF ENERGY, NATIONAL NUCLEAR SECURITY ADMINISTRATION'S (DOE/NNSA) TECHNICAL, ENGINEERING, AND PROGRAMMATIC SUPPORT SERVICES I | $2,213,039 | $4,844,898 | September 14, 2021 | December 13, 2025 | Washington, DC | usaspending.gov |
| 89303925FEM000358 | INDEPENDENT STRATEGIC MANAGEMENT SOLUTIONS INC | Department of Energy | BPA Call | 541620 | THIS BPA CALL WILL BE PLACED AGAINST BPA 89303923AEM000019 WITH ISMSOLUTIONS, INC. FOR STRUCTURAL ENGINEER, FIRE PROTECTION ENGINEER, AND SO | $1,859,937 | $1,859,937 | May 7, 2025 | May 6, 2027 | Richland, WA | usaspending.gov |
| 89303924FEM000322 | INDEPENDENT STRATEGIC MANAGEMENT SOLUTIONS INC | Department of Energy | BPA Call | 541620 | THIS AWARD IS FOR ENVIRONMENTAL REGULATORY SUPPORT SERVICES TO BE PERFORMED IN ACCORDANCE WITH THE STATEMENT OF WORK. ADDITIONALLY, THIS AWA | $1,681,147 | $1,681,147 | July 17, 2024 | August 22, 2027 | Richland, WA | usaspending.gov |
| 89303323FEM400318 | NEPTUNE AND COMPANY, INCORPORATED | Department of Energy | Delivery Order | 541620 | THIS TASK ORDER PROVIDES SERVICES RELATED TO THE ENHANCEMENT OF THE WVDP PPA MODEL, EFFECTIVENESS OF EROSION CONTROLS, AND OTHER SERVICES AS | $1,625,000 | $2,475,000 | December 20, 2022 | June 21, 2026 | Cincinnati, OH | usaspending.gov |
| 89603024F0025 | TETRA TECH, INC. | Department of Energy | BPA Call | 541620 | POST-CERTIFICATE COMPLIANCE INSPECTIONS | $1,556,136 | $1,556,136 | March 1, 2024 | February 28, 2025 | Washington, DC | usaspending.gov |
| 89603025P0026 | ACCENT COMPLIANCE, LLC | Department of Energy | Purchase Order | 541620 | COMPLIANCE MONITOR FOR MIDSHIP PIPELINE | $1,453,768 | $1,453,768 | September 30, 2025 | December 31, 2026 | North Pole, DC | usaspending.gov |
| 89303924FEM000294 | INDEPENDENT STRATEGIC MANAGEMENT SOLUTIONS INC | Department of Energy | BPA Call | 541620 | THIS BPA CALL WILL BE PLACED AGAINST BPA 89303923AEM000019 WITH INDEPENDENT STRATEGIC MANAGEMENT SOLUTIONS, INC. FOR WTP PERFORMANCE & START | $1,328,953 | $1,468,142 | April 11, 2024 | April 13, 2027 | Richland, WA | usaspending.gov |
| 89303922FEM400044 | INDEPENDENT STRATEGIC MANAGEMENT SOLUTIONS INC | Department of Energy | Delivery Order | 541620 | CONTRACTOR TO PROVIDE ENVIRONMENTAL REGULATORY SERVICES IN ACCORDANCE WITH THE STATEMENT OF WORK. | $1,239,689 | $3,154,172 | February 7, 2022 | May 6, 2025 | Richland, WA | 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.