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NAICS 561621 and PSC S216 contractors

Security Systems Services (except Locksmiths). HOUSEKEEPING- FACILITIES OPERATIONS SUPPORT. Cross-code contractor overlap.

NAICS 561621 + PSC S216

Last updated: April 8, 2026

Visible recipients

Mapped obligations

$306,114,378

State overlap

Top recipients

Visible recipients in the NAICS 561621 and PSC S216 overlap

Centerra Group, LLC

Herndon, VA

Herndon, VA | 143 awards | Top agency Department of Energy | NAICS 561612

Alutiiq Global Solutions, LLC

Anchorage, AK

Anchorage, AK | 5 awards | Top agency Department of Defense | NAICS 236220

Agency Management Concepts INC

Oakton, VA

Oakton, VA | 5 awards | Top agency Department of Defense | NAICS 561621

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