Tetra Tech, Inc.

Tetra Tech, Inc. is a federal category business profile based in Pasadena, CA. The current public data layer shows $130,835,501 in visible federal obligations across 260 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541330 (Engineering Services). The profile also shows meaningful product and service activity in PSC C219. Use this page to review federal contracts, federal awards, awarding agencies, category signals, and state context from one recipient profile.

UEI: LMRMKLLL3LG5

Location: Pasadena, CA

Last updated: April 3, 2026

260 visible awards or transactions are attached to this profile.

Department of Defense is the most visible awarding agency at $2,264,547,173.

Top industry concentration sits in NAICS 541330 (Engineering Services).

Top product and service concentration sits in PSC C219.

Total obligations

$130,835,501

Award count

260

Top agency

Department of Defense

Top category

NAICS 541330

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Top awarding agencies