State + NAICS + PSC page

NAICS 541611 and PSC C219 contractors in California

Administrative Management and General Management Consulting Services. ARCHITECT AND ENGINEERING- GENERAL: OTHER. Use this deeper state cross-code page to see which visible contractors sit in the overlap between these two lanes inside California.

California · NAICS 541611 · PSC C219

Last updated: April 3, 2026

Visible recipients

Mapped obligations

$1,071,288,438

Buyer overlap

Top recipients

Visible recipients in the California overlap of NAICS 541611 and PSC C219

Tetra Tech, Inc.

Pasadena, CA

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.

$1,071,288,438