Department of Defense NAICS 541120 and PSC C1AA contractors

Offices of Notaries. ARCHITECT AND ENGINEERING- CONSTRUCTION: OFFICE BUILDINGS. 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 541120 · PSC C1AA

Last updated: April 7, 2026

Visible recipients

Mapped obligations

$2,541,045

State overlap

Top recipients

Visible recipients in the Department of Defense overlap of NAICS 541120 and PSC C1AA

Leidos Engineering LLC

Reston, VA

Leidos Engineering LLC is a federal category business profile based in Reston, VA. The current public data layer shows $132,800,741 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 541310 (Architectural Services). The profile also shows meaningful product and service activity in PSC C211.

$2,541,045