Tetra Tech, Inc.
Pasadena, CA · UEI LMRMKLLL3LG5 · NAICS 541320
Tetra Tech, Inc. is a federal contractor based in Pasadena, CA operating in professional, scientific, and technical services (NAICS 541320). Tetra Tech, Inc. has received $491.74 million across 189 federal contracts. Tetra Tech, Inc.'s largest customer is Department Of State, accounting for $152.00 million of awarded work.
Top contracts
| PIID | Agency | Latest action | Obligated |
|---|---|---|---|
| 19AQMM22F3911 | Department Of State | September 29, 2025 | $218.58M |
| 19AQMM19F0312 | Department Of State | September 24, 2021 | $139.38M |
| SAQMMA17F1220 | Department Of State | September 27, 2023 | $61.08M |
| 19AQMM18F0167 | Department Of State | September 17, 2021 | $48.28M |
| 19AQMM24F0007 | Department Of State | September 26, 2025 | $44.20M |
| FA872322F9009 | Department Of Defense | December 2, 2025 | $39.65M |
| 7200AA18M00014 | Agency For International Development | September 27, 2024 | $37.57M |
| 7200AA22M00018 | Agency For International Development | September 9, 2024 | $26.23M |
| 7200AA22N00003 | Agency For International Development | September 27, 2024 | $20.31M |
| 72066020F00005 | Agency For International Development | September 25, 2025 | $19.97M |
Top customers
| Agency | Obligated | Contracts |
|---|---|---|
| Department Of State | $152.00M | 33 |
| Agency For International Development | $104.91M | 45 |
| Department Of Defense | $49.68M | 107 |
| Environmental Protection Agency | $11.12M | 96 |
| Department Of Energy | $3.22M | 27 |
| Department Of Homeland Security | $2.73M | 17 |
| National Aeronautics And Space Administration | $1.99M | 11 |
| Department Of Agriculture | $1.52M | 17 |
NAICS portfolio
| NAICS | Description | Obligated |
|---|---|---|
| 541330 | Engineering Services | $155.68M |
| 562910 | Remediation Services | $150.82M |
| 541620 | Environmental Consulting Services | $22.55M |
| 518210 | Computing Infrastructure Providers, Data Processing, Web Hosting, And Related Services | $889.5K |
| 541512 | Computer Systems Design Services | $507.9K |
| 541380 | Testing Laboratories And Services | $83.2K |
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Frequently asked questions
How much has Tetra Tech, Inc. received in federal contracts?
Tetra Tech, Inc. has been awarded $491.74 million across 189 federal contracts. Their largest customer is Department Of State, representing $152.00 million of awarded work.
What does Tetra Tech, Inc. do?
Tetra Tech, Inc. is a federal contractor based in Pasadena, CA, registered under NAICS 541320 (professional, scientific, and technical services).