Department of the Interior NAICS 541712 and PSC AJ34 contractors

Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology). R&D- GENERAL SCIENCE/TECHNOLOGY: ENVIRONMENTAL SCIENCES (ENGINEERING DEVELOPMENT). Use this deeper buyer cross-code page to see which visible contractors sit in the overlap between these two lanes under Department of the Interior.

Department of the Interior · NAICS 541712 · PSC AJ34

Last updated: April 7, 2026

Visible recipients

Mapped obligations

$1,013,508

State overlap

Top recipients

Visible recipients in the Department of the Interior overlap of NAICS 541712 and PSC AJ34

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.

$1,013,508