AwardTape Companies Tetra Tech, Inc
Tetra Tech, Inc
Public company: Tetra Tech, Inc., Nasdaq: TTEK. SEC CIK 0000831641.
#254 by obligations / 62.5/100 Score / $627.6M obligated (FY24+) / 715 awards / 11.1% no-bid among largest contracts / Sep 29, 2026 latest action
Parent-company total, including registrations linked in the source database. Contract lists below include those registrations.
Included registrations (49)
- Tetra Tech Inc
- Tetra Tech, Inc
- Tetra Tech, Inc
- Tetra Tech, Inc
- Tetra Tech Ec, Inc
- Amyx Inc
- Tetra Tech, Inc
- Tetra Tech/mason & Hanger Joint Venture
- Segue Technologies, Inc
- Bluewater Federal Solutions, Inc
- Tetra Tech, Inc
- Tetra Tech Ec, Inc
- Tetra Tech Inc
- Tetra Tech Inc
- Wja PLLC
- Tetra Tech, Inc
- Management Systems International, Inc
- Tetra Tech-Black & Veatch JV
- Tetra Tech Inc
- Tetra Tech, Inc
- Tetra Tech Inc
- Tetra Tech Inc
- Tetra Tech Inc
- Tetra Tech Inc
- Stantec Tetra Tech JV
- Tetra Tech, Inc
- Tetra Tech, Inc
- RPS Group, Inc
- Tetra Tech, Inc
- Tetra Tech DLZ JV
- Tetra Tech Inc
- Tetra Tech/mead and Hunt Joint Venture
- Tetra Tech, Inc
- Tetra Tech Ec, Inc
- Tetra Tech, Inc
- Tetra Tech, Inc
- Tetra Tech Ec, Inc
- Tetra Tech Ec Inc
- Tetra Tech, Inc
- Tetra Tech Inc
- Tetra Tech, Inc
- Tetra Tech, Inc
- Tetra Tech, Inc
- Tetra Tech Emc, Inc
- Tetra Tech Tesoro, Inc
- Tetra Tech Inc
- Tetra Tech-Stanley JV
- Global Tech Inc
- Tetra Tech Ec, Inc
No active exclusion found for this UEI, CAGE or legal name.
| Registration | Active / All awards / expires 2027-08-11 |
|---|---|
| Legal name | TETRA TECH, INC. |
| Address | 3475 E FOOTHILL BLVD, PASADENA, CA, 91107, USA / district 28 |
| Structure | Corporate entity (not tax exempt), incorporated in DE / in business since 1988-02-01 |
| NAICS | 541330 (+22 more) |
| API | registration JSON / SAM.gov record |
| Category | Category Rank | Matched Awards | Category Obligated | Category Ceiling | Sample Contracts |
|---|---|---|---|---|---|
| AI, Software & Data | - | 2 | $1.6M | $1.6M | - |
| Contract ID | Obligated (FY24+) | Type | Agency | Category | Description | Latest Action |
|---|---|---|---|---|---|---|
| N4008519F6663 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | Xb57 "mc" - remedial investigation for uxo 2, 3, 4, and other mmr | Jul 29, 2025 |
| N4008520F5172 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | North, nsa crane, site 1, rad site investigation, si, clean | Jan 30, 2024 |
| N4008520F5445 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | Hr, nas oceana, potential new mr site inspections, tt clean | Aug 8, 2024 |
| N4008521F5311 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | Site 24 environmental investigations, navsta newport, ri north (c | Jul 29, 2025 |
| N4008521F5317 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | Swmu 17 stream restoration monitoring - maintenance & inspections | Jul 24, 2024 |
| N4008521F5329 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | North, navsta newport, site 17 remedial design revision, clean | Jul 18, 2025 |
| N4008521F5493 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | Luc rd development and annual inspection, hr, nswc philadelphia, | Jul 3, 2024 |
| N4008521F5978 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | North, new london, site 26 pfas ri, clean | Dec 12, 2023 |
| N4008521F6526 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | North, ms great lakes, mmrp investigation at ft. sheridan | Apr 4, 2025 |
| N4008522F4545 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | North, navsta newport, site 24 expanded sase, eeca and action mem | Feb 3, 2025 |
| N4008522F4655 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | North, navsta newport, site 8 predesign investigation, gw and aqu | Jul 18, 2025 |
| N4008522F4804 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | Eo14042 basewide radiological preliminary assessment (pa), north, | Jul 25, 2024 |
| N4008522F4952 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | Eo14042 uxo 2 underwater remedial investigation (ri) and feasibil | Apr 25, 2025 |
| N4425520F4116 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | 20 jphc soil investigation/eeca | Sep 4, 2024 |
| N6247016D9008 Tetra Tech Inc | $0 | IDIQ contract | Department of the Navy | Architect-engineering services | Igf::ot::igf comprehensive long-term environmental action NAVY (clean) primarily in the navfac mid-atlantic north ipt, southeast, and brac east aors | Nov 18, 2025 |
| N6247023D0007 Tetra Tech/mason & Hanger Joint Venture | $0 | IDIQ contract | Department of the Navy | Architect-engineering services | West coast planning mac | Oct 31, 2025 |
| N6247313D4808 Tetra Tech Ec, Inc | $0 | IDIQ contract | Department of the Navy | Environmental and natural resources services | Igf::ot::igf remedial action contract (rac vi) | Jun 2, 2024 |
| N6247321F5160 Tetra Tech, Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | The to will require surveying services that will include cadastral research at the local, state and federal level, field surveying, plotting muniments, reviewing documents, legal descriptions and plats and filing a ros with the county of ... | Oct 2, 2023 |
| N6945017F0308 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | Igf::ot::igf environmental consultant services in support of environmental restoration program, ncbc gulfport, ms | Jul 26, 2024 |
| N6945017F0317 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | Igf::ot::igf pfas preliminary assessment | Oct 25, 2023 |
| N6945017F0352 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | Igf::ot::igf nas jrb ft worth uxo 2&3 | Dec 17, 2024 |
| N6945017F0360 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | Igf::ot::igf xa43 ou 3 and ou 4 decision documents, former naval training center, orlando, fl. | Sep 27, 2024 |
| N6945018F0303 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | Igf::ot::igf ncbc gulfport pfas pa basewide | Apr 21, 2026 |
| N6945018F0313 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | Igf::ot::igf pfas pa/si nas kingsville, tx | Nov 20, 2023 |
| N6945018F0322 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | Igf::ot::igf basewide pfas prelinary assessment | Oct 19, 2023 |
| N6945018F0344 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | Igf::ot::igf remedial investigation uxo 1, nas key west, fl | Sep 13, 2024 |
| N6945018F0353 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | Igf::ot::igf remedial investigation and feasibility | Oct 6, 2023 |
| N6945018F0372 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | Igf::ot::igf remedial investigation&feasibility study, nas jacksonville, fl | Mar 31, 2025 |
| N6945018F0375 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | Igf::ot::igf pfas si&decision documents for ust 9, sites 2 | Feb 26, 2025 |
| N6945018F0376 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | Igf::ot::igf uxo 6, 8&9 remedial investigation and feasibi | Jul 2, 2025 |
| N6945018F0381 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | Igf::ot::igf xa59 five year review and environmental monitoring, former naval ordnance station, louisville, ky. | Apr 22, 2025 |
| N6945018F0391 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | Igf::ot::igf base-wide pfas specific si, cbc gulfport, ms | Aug 21, 2024 |
| N6945018F0402 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | Igf::ot::igf xb13 property boundary and pfas investigation, former naval ordnance station, louisville, ky. | Oct 11, 2023 |
| N6945019F0401 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | Former chicora pipeline confirmation investigation, former charleston naval complex, sc | Aug 21, 2024 |
| N6945019F0410 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | Facility wide services | Aug 21, 2024 |
| N6945019F0450 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | 19brac - pfas groundwater investigation&model, former nas chase field, tx | Aug 15, 2024 |
| N6945019F0456 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | 19m-uxo 2 si, nsa panama city, fl | Feb 7, 2024 |
| N6945020F0303 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | 19m-whiting field uxo 1 fs/pp/rod | Oct 6, 2025 |
| N6945020F0307 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | 19m-nas whiting field - site 39 proposed plan, record of decision, and remedial design, milton, fl | Jan 23, 2024 |
| N6945020F0354 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | 20m-ncbc gulfport site 6 injection optimization study | Mar 18, 2024 |
| N6945020F0355 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | 20m-nas corpus christi uxo 1 olf cabaniss skeet range ri addendum | Mar 13, 2025 |
| N6945020F0441 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | Brac fy20 former nas dallas, raer monitoring and pfas fs, contrac | May 9, 2025 |
| N6945021F0410 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | 21m-ust 9 fuel farm 216 optimization, nas corpus christi, tx | Jul 29, 2025 |
| N6945021F0489 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | 21m-nas jrb new orleans sites 5yr data gap sampling | Jul 11, 2024 |
| N6945021F0538 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | 21m-nas pensacola fyr_sampling_wellinventory_backgroundstudy | Sep 26, 2024 |
| N6945021F0751 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | 21m-nas jacksonville site 101 pfas remedial investigation | Aug 12, 2025 |
| N6945022F0392 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | 22brac-pfas site investigation, nsa mid-south | Jan 13, 2025 |
| N6945022F0432 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | 22m-pfas ri fl olfs holley and spencer | Sep 26, 2024 |
| N6945022F0484 Tetra Tech Inc | $0 | delivery order | Department of the Navy | Architect-engineering services | 22m-DLA fuel spill nas jrb fort worth, tx | Feb 27, 2025 |
| N6945026D0011 Tetra Tech/mason & Hanger Joint Venture | $0 | IDIQ contract | Department of the Navy | Architect-engineering services | Architect-engineer design and related services at the naval facilities engineering systems command southeast - north area of operations (aoo) under the cognizance of naval facilities engineering systems command southeast | Feb 4, 2026 |
| # | Parent Contract ID | Task Orders | Obligated (FY24+) | Vehicle Ceiling | Unused Ceiling | Description | Latest Order |
|---|---|---|---|---|---|---|---|
| 1 | 47QSHA20D000R | 7 | $91.1M | $64.9M | - | Rem support services | Mar 30, 2026 |
| 2 | W9128F24D0018 | 5 | $53.1M | $47.8M | - | Sow-fy26 sentinel (1 may 2026) will be provided as an attachment. | May 28, 2026 |
| 3 | GS00Q14OADS103 | 2 | $47.0M | $68.9M | - | Senior contract analyst | Feb 11, 2026 |
| 4 | GS00Q14OADU138 | 8 | $36.9M | $76.1M | $25.4M | Vessel security plan review support services for the USCG marine safety center (msc) | Jul 6, 2026 |
| 5 | W912QR23D0047 | 9 | $36.2M | $34.5M | - | Sentinel program environmental permitting and compliance support | May 14, 2026 |
| 6 | W912DY23D0018 | 10 | $31.8M | $5.6M | - | Task order award afff ARMY nwd | May 20, 2026 |
| 7 | 47QTCA19D001L | 5 | $26.1M | $26.4M | - | This requirement is for continued information technology support services to continue support with the mpes applications iaw the performance work statement. | Jan 27, 2026 |
| 8 | SP470917D0015 | 11 | $21.7M | $29.6M | - | Hmms jets pmo support (prime) - award | Jun 5, 2026 |
| 9 | GS00F168CA | 8 | $19.3M | $17.0M | - | W81ewf51770246 | Oct 19, 2026 |
| 10 | W912DY22D0066 | 7 | $18.4M | $20.5M | - | Removal action and construction support (racs) for kubasaki high school, okinawa japan | Apr 28, 2026 |
Unused ceiling is uncommitted capacity across available contract records, not guaranteed spending. Vehicle details summarize the largest 500 records.
| # | Agency | Awards | Obligated | Share |
|---|---|---|---|---|
| 1 | Department of the Army | 357 | $429.6M | 68% |
| 2 | Department of the Air Force | 80 | $93.8M | 15% |
| 3 | Defense Health Agency | 3 | $47.4M | 7.6% |
| 4 | Defense Logistics Agency | 35 | $28.4M | 4.5% |
| 5 | Department of the Navy | 137 | $21.0M | 3.4% |
| 6 | U.S. Coast Guard | 73 | $16.2M | 2.6% |
| 7 | Washington Headquarters Services | 1 | $5.7M | 0.9% |
| 8 | Federal Emergency Management Agency | 7 | $4.0M | 0.6% |
| 9 | Defense Commissary Agency | 7 | $349K | 0.1% |
| 10 | Missile Defense Agency | 2 | $500 | 0.0% |
| 11 | Defense Contract Management Agency | 3 | $0 | 0.0% |
| 12 | U.S. Immigration and Customs Enforcement | 1 | $0 | 0.0% |
| 13 | U.S. Citizenship and Immigration Services | 1 | $0 | 0.0% |
| 14 | Transportation Security Administration | 1 | -$6K | -0.0% |
| 15 | Office of Procurement Operations | 1 | -$139K | -0.0% |
| 16 | USTRANSCOM | 3 | -$531K | -0.1% |
| 17 | Defense Information Systems Agency | 4 | -$18.2M | -2.9% |
Source: USAspending.gov prime award data (FPDS), DoD and DHS contracts, orders and IDVs with any action since Oct 1, 2023. Obligated FY2024+ sums the obligations on those actions; total obligated is the award's lifetime figure. DoD contract actions publish on USAspending about 90 days after signing (DFARS PGI 204.6), so the latest DoD actions here trail the calendar by about 3 months. Data as of Oct 24, 2026.
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