Department of Defense NAICS 561621 and PSC S202 contractors

Security Systems Services (except Locksmiths). HOUSEKEEPING- FIRE PROTECTION. 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 561621 · PSC S202

Last updated: April 3, 2026

Visible recipients

Mapped obligations

$181,979,887

State overlap

Top recipients

Visible recipients in the Department of Defense overlap of NAICS 561621 and PSC S202

Centerra Group, LLC

Herndon, VA

Centerra Group, LLC is a federal category business profile based in Herndon, VA. The current public data layer shows $305,938,174 in visible federal obligations across 143 awards or transactions. Department of Energy appears as the strongest visible awarding agency. Top industry concentration is in NAICS 561612 (Security Guards and Patrol Services). The profile also shows meaningful product and service activity in PSC S206.

$181,979,887