Department of the Interior PSC B510 contractors in California

SPECIAL STUDIES/ANALYSIS- ENVIRONMENTAL ASSESSMENTS. Use this deeper state-buyer-PSC page to see which visible contractors sit closest to this exact overlap in the public AwardRegistry layer.

California + Department of the Interior

Last updated: April 7, 2026

Visible recipients

Mapped obligations

$1,177,261

Visible recipients tied to Department of the Interior, California, 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.

$1,177,261