Tetra Tech, Inc.
Pittsburgh, PA · UEI FL1UPMZCC5S8 · NAICS 541620
Tetra Tech, Inc. is a federal contractor based in Pittsburgh, PA operating in professional, scientific, and technical services (NAICS 541620). Tetra Tech, Inc. has received $284.15 million in lifetime federal awards (per USAspending.gov). BesaGov currently tracks 473 contracts totaling $295.99 million for this firm. Tetra Tech, Inc.'s largest customer is Department Of Defense, accounting for $165.28 million of awarded work.
Top contracts
| PIID | Agency | Latest action | Obligated |
|---|---|---|---|
| W9128F25FA032 | Department Of Defense | December 18, 2025 | $27.40M |
| W9128F25FA125 | Department Of Defense | September 4, 2025 | $20.48M |
| W912QR20F0321 | Department Of Defense | September 28, 2021 | $16.72M |
| W912BV19F0051 | Department Of Defense | August 26, 2024 | $14.82M |
| 80KSC019F0067 | National Aeronautics And Space Administration | September 28, 2020 | $11.05M |
| 80KSC019F0141 | National Aeronautics And Space Administration | June 16, 2026 | $9.75M |
| 80GSFC20F0051 | National Aeronautics And Space Administration | September 2, 2021 | $7.99M |
| 80GSFC24FA024 | National Aeronautics And Space Administration | December 4, 2025 | $7.08M |
| CM01 | Department Of Defense | September 30, 2020 | $6.10M |
| 80KSC024FA116 | National Aeronautics And Space Administration | September 17, 2025 | $5.52M |
Top customers
| Agency | Obligated | Contracts |
|---|---|---|
| Department Of Defense | $165.28M | 302 |
| National Aeronautics And Space Administration | $99.66M | 76 |
| Department Of Homeland Security | $19.20M | 65 |
| Department Of Veterans Affairs | $19.8K | 2 |
NAICS portfolio
| NAICS | Description | Obligated |
|---|---|---|
| 541330 | Engineering Services | $131.17M |
| 541620 | Environmental Consulting Services | $91.24M |
| 562910 | Remediation Services | $55.17M |
| 541715 | Research And Development In The Physical, Engineering, And Life Sciences (Except Nanotechnology And Biotechnology) | $6.08M |
| Unknown | — | $365.7K |
| 561210 | — | $120.0K |
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Frequently asked questions
How much has Tetra Tech, Inc. received in federal contracts?
Tetra Tech, Inc. has received $284.15 million in lifetime federal awards (per USAspending.gov). BesaGov currently tracks 473 contracts totaling $295.99 million for this firm. Their largest customer is Department Of Defense, representing $165.28 million of awarded work.
What does Tetra Tech, Inc. do?
Tetra Tech, Inc. is a federal contractor based in Pittsburgh, PA, registered under NAICS 541620 (professional, scientific, and technical services).