Tetra Tech, Inc.

Oakland, CA · UEI J8CNBANBZ6U8 · NAICS 541620

NAICS 541620

Tetra Tech, Inc. is a federal contractor based in Oakland, CA operating in professional, scientific, and technical services (NAICS 541620). Tetra Tech, Inc. has received $23.60 million across 34 federal contracts. Tetra Tech, Inc.'s largest customer is Environmental Protection Agency, accounting for $23.49 million of awarded work.

Lifetime obligated
$23.60M
$23,599,781
Federal contracts
34
Top agency
Environmental Protection
$23.49M

Top contracts

PIIDAgencyLatest actionObligated
68HE0923F0051Environmental Protection AgencyJanuary 2, 2026$14.28M
68HE0923F0074Environmental Protection AgencyDecember 17, 2025$10.66M
68HE0919F0017Environmental Protection AgencySeptember 28, 2020$9.75M
68HE0923F0071Environmental Protection AgencySeptember 5, 2025$8.39M
68HE0923F0072Environmental Protection AgencyDecember 5, 2025$6.10M
68HE0923F0073Environmental Protection AgencyMarch 31, 2026$3.69M
68HE0924F0004Environmental Protection AgencyDecember 29, 2025$3.39M
68HE0920F0105Environmental Protection AgencySeptember 3, 2021$2.24M
68HE0923F0045Environmental Protection AgencyJuly 1, 2025$1.20M
68HE0923F0049Environmental Protection AgencyJuly 11, 2025$933.5K

Top customers

AgencyObligatedContracts
Environmental Protection Agency$23.49M69
Department Of Transportation$108.3K1
Department Of Defense$2.5K2

NAICS portfolio

NAICSDescriptionObligated
541620Environmental Consulting Services$23.39M
541715Research And Development In The Physical, Engineering, And Life Sciences (Except Nanotechnology And Biotechnology)$108.3K
562910Remediation Services$102.5K

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Frequently asked questions

How much has Tetra Tech, Inc. received in federal contracts?

Tetra Tech, Inc. has been awarded $23.60 million across 34 federal contracts. Their largest customer is Environmental Protection Agency, representing $23.49 million of awarded work.

What does Tetra Tech, Inc. do?

Tetra Tech, Inc. is a federal contractor based in Oakland, CA, registered under NAICS 541620 (professional, scientific, and technical services).