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NAICS 541690 and PSC B510 contractors in California

Other Scientific and Technical Consulting Services. SPECIAL STUDIES/ANALYSIS- ENVIRONMENTAL ASSESSMENTS. Use this deeper state cross-code page to see which visible contractors sit in the overlap between these two lanes inside California.

California · NAICS 541690 · PSC B510

Last updated: April 7, 2026

Visible recipients

Mapped obligations

$1,220,659

Buyer overlap

Top recipients

Visible recipients in the California overlap of NAICS 541690 and PSC B510

Brown And Caldwell

San Diego, CA

Brown And Caldwell is a federal category business profile based in San Diego, CA. The current public data layer shows $3,910,103 in visible federal obligations across 5 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 C211.

$1,220,659