Vendor, Pasadena, CA
Tetra Tech, Inc.
UEI LMRMKLLL3LG5, CAGE 078E8
34 awards and $31,174,960 obligated between June 17, 2026 and September 10, 2026, 97% under full and open competition, against 2.2 offers on average where reported. 2 of the awards trace back to a SAM.gov solicitation on this site.
Sells to
Awarding agencies by dollars.
| Department of State | $20,005,092 |
| Environmental Protection Agency | $5,284,261 |
| Millennium Challenge Corporation | $2,060,728 |
| Bureau of Ocean Energy Management | $1,448,567 |
| National Aeronautics and Space Administration | $1,167,170 |
| Department of Energy | $581,498 |
| U.S. Coast Guard | $267,442 |
| Bureau of Land Management | $220,339 |
| U.S. Fish and Wildlife Service | $139,864 |
Industries
NAICS on the awards, by dollars.
| Remediation ServicesNAICS 562910 | $18,113,166 |
| Environmental Consulting ServicesNAICS 541620 | $8,841,698 |
| Engineering ServicesNAICS 541330 | $2,076,189 |
| Landscape Architectural ServicesNAICS 541320 | $2,060,728 |
| Testing Laboratories and ServicesNAICS 541380 | $83,179 |
How it wins
Awards by competition, set-aside and type.
| Full and Open Competition | 33 |
| Not Competed | 1 |
| Delivery Order | 18 |
| BPA Call | 15 |
| Definitive Contract | 1 |
Solicitations it won
SAM.gov opportunities whose award USAspending attributes to this vendor.
- MN-FWS ARD-FSHRS-ICRCC SUPPORT
US Fish and Wildlife Service, Fws, Over Sat G/S
Award noticeNAICS 541611140F0S26F0030Awarded to Tetra Tech, Inc. for $431,553
Posted Sep 9 - JH HAZARDOUS FUELS CULTURAL SURVEY
Bureau of Land Management, Nevada State Office
Award noticeNAICS 54162044043229Awarded to Tetra Tech, Inc. for $220,339
Posted Aug 5
Awards
Every award in the window, by dollars obligated.
| Contract | Awarding office | Described as | Obligated |
|---|---|---|---|
| 19AQMM24F0007Delivery Order, June 30, 2026, Full and Open Competition | Acquisitions - Aqm MomentumDepartment of State | This Mod Realigns Funds.NAICS 562910, PSC R408 | $16,518,747 |
| 68HERL26F0175BPA Call, July 21, 2026, Full and Open Competition, 4 offers | Land, Enforcement, and Air DivisionEnvironmental Protection Agency | Olem Large Mission Support Call Order for Land Revitalization Technical Assistance, Site Visioning and Financing SupportNAICS 541620, PSC R499 | $2,171,000 |
| 19AQMM22F3911Delivery Order, September 8, 2026, Full and Open Competition | Acquisitions - Aqm MomentumDepartment of State | Add Incremental Funding.NAICS 562910, PSC R408 | $1,594,420 |
| 89233126FNA000218BPA Call, July 14, 2026, Full and Open Competition, 2 offers | NNSA NON-MO Cntrctng Ops DivDepartment of Energy | Technical Support Services for National Environmental Policy Act (Nepa) Compliance Associated with Site-Wide Document Development for DepartNAICS 541620, PSC F115 | $1,500,000 |
| 140M0126F0042BPA Call, September 1, 2026, Full and Open Competition | Acquisition Management DivisionBureau of Ocean Energy Management | Technical Support for Offshore Mineral Leasing and Operations on the Outer Continental ShelfNAICS 541620, PSC B510 | $1,448,567 |
| 95332426F0048Delivery Order, June 18, 2026, Full and Open Competition, 3 offers | Millennium Challenge CorporationMillennium Challenge Corporation | MCC Requires Infrastructure Consulting Services for Road Transportation Infrastructure and Services.NAICS 541320, PSC R499 | $1,241,118 |
| 80KSC025F0008BPA Call, July 20, 2026, Full and Open Competition, 4 offers | NASA Kennedy Space CenterNational Aeronautics and Space Administration | Environmental Services at Stennis Space Center to Include NASA Shared Services Center (Nssc) and National Center for Critical Information PrNAICS 541620, PSC F999 | $955,706 |
| 19AQMM24F0564Delivery Order, July 17, 2026, Full and Open Competition | Acquisitions - Aqm MomentumDepartment of State | The Purpose of This Modification Is to Add Funding to Extend the Period of Performance by 36 Months, Through July 31, 2029, for Continued ElNAICS 541330, PSC Y1AA | $855,236 |
| 95332426F0052Delivery Order, July 20, 2026, Full and Open Competition, 2 offers | Millennium Challenge CorporationMillennium Challenge Corporation | MCC Requires Infrastructure Consulting Services for Road Transportation Infrastructure and Services.NAICS 541320, PSC R499 | $819,610 |
| 68HERH21F0313Delivery Order, August 27, 2026, Full and Open Competition, 1 offers | Land, Enforcement, and Air DivisionEnvironmental Protection Agency | Emergency Response Team (Ert) Technical Support Services. P00024: Extend the Task Order End Date 6 Months and Increase the Ceiling CommensurNAICS 541620, PSC R499 | $723,856 |
| 68HERC23F0451BPA Call, June 25, 2026, Full and Open Competition | Water, Tribal & Science DivisionEnvironmental Protection Agency | R425 - Nutrient Scientific Technical Exchange Partnership and Support (N-Steps) P00010 - Incremental FundingNAICS 541620, PSC R425 | $708,072 |
| 19AQMM26F0303Delivery Order, June 29, 2026, Full and Open Competition | Acquisitions - Aqm MomentumDepartment of State | Tre Contractor Shall Provide (Tpc) Services in Support of the Riyadh New Embassy Compound Project and Provides Funding for 24 Months of ElecNAICS 541330, PSC Y1AA | $702,171 |
| 68HERH25F0282BPA Call, August 6, 2026, Full and Open Competition | Land, Enforcement, and Air DivisionEnvironmental Protection Agency | Environmental Response Training Program - Large Bpa. Limited Combined Admin & Oil Call Order. Mod 00004 - Obligate Funds and Deobligate UnusNAICS 541620, PSC U006 | $666,826 |
| 68HERW26F0114BPA Call, June 17, 2026, Full and Open Competition | Water, Tribal & Science DivisionEnvironmental Protection Agency | Support for Alaska, Idaho, Oregon, and Washington WatersNAICS 541620, PSC R425 | $397,750 |
| 68HERC25F0237Delivery Order, June 23, 2026, Full and Open Competition, 3 offers | Construction, Finance, Administrative & Ia DivisionEnvironmental Protection Agency | R499 - General Mission Support for the Office of Grants and DebarmentNAICS 541620, PSC R499 | $293,807 |
| 19AQMM24F0126Delivery Order, July 29, 2026, Full and Open Competition | Acquisitions - Aqm MomentumDepartment of State | The Purpose of This Modification Is to Add Funding to Extend the Period of Performance (Pop) Through. December 31, 2026. Additionally, This NAICS 541330, PSC Y1AA | $253,029 |
| 140L3926F0034Delivery Order, August 5, 2026, Full and Open Competition, 5 offersSolicitation | Nevada State OfficeBureau of Land Management | JH Hazardous Fuels Cultural SurveyNAICS 541620, PSC F099 | $220,339 |
| 80KSC025F0009BPA Call, July 2, 2026, Full and Open Competition, 5 offers | NASA Kennedy Space CenterNational Aeronautics and Space Administration | Environmental Services at Armstrong Flight Research Center (Afrc) Under the NASA Environmental Support Services (Ness) Blanket Purchase AgreNAICS 541620, PSC F999 | $211,464 |
| 68HERH25F0269BPA Call, July 9, 2026, Full and Open Competition, 2 offers | Land, Enforcement, and Air DivisionEnvironmental Protection Agency | Olem Large Mission Support Call Order Title: Support for Brownfields Job Training Program. P00004: De-Obligate Funding and Reduce the CeilinNAICS 541620, PSC R499 | $210,668 |
| 70Z02324FREG10005Delivery Order, July 6, 2026, Full and Open Competition, 1 offers | HQ Contract Operations (CG-912)(000U.S. Coast Guard | Exercise Option Period Two by Extending the Terms of the Contract from 9/30/2026 - 9/29/2027.NAICS 541330, PSC F110 | $184,264 |
| 140F0S26F0030Delivery Order, September 9, 2026, Full and Open Competition, 2 offersSolicitation | Fws, Over Sat G/SU.S. Fish and Wildlife Service | MN-FWS ARD-FSHRS-ICRCC SupportNAICS 541620, PSC R499 | $139,864 |
| 68HERW26F0018BPA Call, July 2, 2026, Full and Open Competition | Water, Tribal & Science DivisionEnvironmental Protection Agency | R425-Tmdl Development Support for Oregon Waters P00001 - Incremental FundingNAICS 541620, PSC R425 | $139,647 |
| 68HERC25F0288BPA Call, July 2, 2026, Full and Open Competition | Water, Tribal & Science DivisionEnvironmental Protection Agency | R425 - Hypoxia Task Force Support P00003 - Exercise Option 1NAICS 541620, PSC R425 | $89,578 |
| 70Z08425CCLEV0002Definitive Contract, June 29, 2026, Not Competed, 1 offers | Base ClevelandU.S. Coast Guard | Modification Required to Add Full Year Funding for Option Period 01 and Modification Required to Add FAR Clause 52.222-90 - Addressing Dei DNAICS 541380, PSC H946 | $83,179 |
| 19AQMM25F0666Delivery Order, June 22, 2026, Full and Open Competition | Acquisitions - Aqm MomentumDepartment of State | The Purpose of This Modification Is to Add Funding to Extend the Period of Performance (Pop) Through 9/7/26. for the Site Technical Staff.NAICS 541330, PSC Y1AA | $81,489 |
| 19AQMM23F1349Delivery Order, June 17, 2026, Full and Open Competition, 1 offers | Acquisitions - Aqm MomentumDepartment of State | Monitoring, Evaluation and Audit Services for Ukraine Reporting (Measure) - Add A/CorNAICS 541330, PSC R408 | $0 |
| 68HERH25F0311BPA Call, June 25, 2026, Full and Open Competition, 3 offers | Land, Enforcement, and Air DivisionEnvironmental Protection Agency | Training on Resilience and Natural Disaster Debris Management Office of Land and Emergency Management (Olem) Mission Support Services P00003NAICS 541620, PSC R499 | $0 |
| 70Z04525FKODI0002Delivery Order, August 7, 2026, Full and Open Competition, 1 offers | Base KodiakU.S. Coast Guard | Enviromanager Software Renewal Base Period 01/01/2025 - 12/31/2025NAICS 541620, PSC 7H20 | $0 |
| 72066020F00005Delivery Order, September 4, 2026, Full and Open Competition, 2 offers | Acquisitions - Aqm MomentumDepartment of State | The Purpose of This Contract Is to Establish Independent, Impartial, Timely, Responsive, Contextualized and Forward Looking Third Party MoniNAICS 541330, PSC R410 | $0 |
| 89233125FNA000174BPA Call, July 10, 2026, Full and Open Competition, 1 offers | NNSA NON-MO Cntrctng Ops DivDepartment of Energy | The U.S. Department of Energy (Doe) National Nuclear Security Administration (Nnsa) Livermore Field Office (Lfo) Is Initiating a National EnNAICS 541620, PSC R799 | $0 |
| 89303924FEM000296BPA Call, July 8, 2026, Full and Open Competition, 1 offers | Hanford Field OfficeDepartment of Energy | The Purpose of This Modification Is to Shift $52,482.86 from Clin 00001 and $4,778.64 from Clin 00002 and Put $57,261.50 on Clin 00004. AddiNAICS 541620, PSC B510 | $0 |
| 89303322FEM400245Delivery Order, August 11, 2026, Full and Open Competition, 1 offers | Em-Environmental MGMT Con Bus CTRDepartment of Energy | Supplemental Environmental Impact Statement and Other National Environmental Policy Act Related Support Services at the Carlsbad Field OfficNAICS 541620, PSC F999 | -$100,000 |
| 68HERC23F0334BPA Call, September 1, 2026, Full and Open Competition | Water, Tribal & Science DivisionEnvironmental Protection Agency | R425-Support- Professional: Engineering/Technical. Descope Base Period of Order. Support for the Canada-Us Great Lakes Water Quality AgreemeNAICS 541620, PSC R425 | -$116,943 |
| 89233122FNA400438Delivery Order, July 22, 2026, Full and Open Competition, 2 offers | NNSA NON-MO Cntrctng Ops DivDepartment of Energy | Technical Support Services for National Environmental Policy Act (Nepa) Compliance Associated with the Los Alamos National LaboratoryNAICS 541620, PSC F999 | -$818,502 |
- Places of performance
- CaliforniaVirginiaNew MexicoMississippiKentuckyOhioDistrict of ColumbiaNevada
- Product and service codes
- R408 Program Management/Support ServicesR499 Other Professional ServicesY1AA Construction Of Office BuildingsF115 Environmental Systems Protection- Environmental Consulting And Legal SupportB510 Environmental Studies and AssessmentsR425 Engineering and Technical Services
- Transactions
- 49 across 34 awards