NAICS 561612 and PSC R499 contractors

Security Guards and Patrol Services. SUPPORT- PROFESSIONAL: OTHER. Cross-code contractor overlap.

NAICS 561612 + PSC R499

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$18,290,085,425

State overlap

Top recipients

Visible recipients in the NAICS 561612 and PSC R499 overlap

Alutiiq International Solutions, LLC

Anchorage, AK

Anchorage, AK | 20 awards | Top agency Department of Defense | NAICS 236220

$87,058,685

Paragon Systems INC

Herndon, VA

Herndon, VA | 691 awards | Top agency Department of Homeland Security | NAICS 561612

$7,180,333,206

Mantech Mission, Cyber And Technology Solutions, Inc.

Fairfax, VA

Fairfax, VA | 5 awards | Top agency Department of Defense | NAICS 541690

$184,318,291

Centerra Group, LLC

Herndon, VA

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

$4,751,851,684

Chenega Security & Protection Services, LLC

Chantilly, VA

Chantilly, VA | 5 awards | Top agency Department of Defense | NAICS 561612

$281,507,020

Alutiiq Global Solutions, LLC

Anchorage, AK

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

$58,478,146

Akima Facilities Operations LLC

Herndon, VA

Herndon, VA | 305 awards | Top agency Department of Defense | NAICS 561210

$44,662,786

Chenega Global Protection, LLC

Chantilly, VA

Chantilly, VA | 371 awards | Top agency National Aeronautics and Space Administration | NAICS 561612

$691,473,895

Confederated Tribes Of Colville Reservation

Nespelem, WA

Nespelem, WA | 230 awards | Top agency Department of the Interior | NAICS 921150

$4,889,335

Tatitlek Federal Services LLC

Anchorage, AK

Anchorage, AK | 230 awards | Top agency Department of State | NAICS 541611

$337,608,542

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