Department of Defense NAICS 236220 and PSC Y166 contractors

Commercial and Institutional Building Construction. CONSTRUCTION OF PENAL FACILITIES. Use this deeper buyer cross-code page to see which visible contractors sit in the overlap between these two lanes under Department of Defense.

Department of Defense · NAICS 236220 · PSC Y166

Last updated: April 7, 2026

Visible recipients

Mapped obligations

$890,244,444

State overlap

Top recipients

Visible recipients in the Department of Defense overlap of NAICS 236220 and PSC Y166

Clark Construction Group - California, LP

Costa Mesa, CA

Clark Construction Group - California, LP is a federal category business profile based in Costa Mesa, CA. The current public data layer shows $244,104,223 in visible federal obligations across 17 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 236220 (Commercial and Institutional Building Construction). The profile also shows meaningful product and service activity in PSC Y1AA.

$890,244,444