Department of Homeland Security NAICS 541611 and PSC R499 contractors

Administrative Management and General Management Consulting Services. SUPPORT- PROFESSIONAL: OTHER. Cross-code overlap under Department of Homeland Security.

Department of Homeland Security · NAICS 541611 · PSC R499

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$72,624,479,408

State overlap

Top recipients

Visible recipients in the Department of Homeland Security overlap of NAICS 541611 and PSC R499

Ironarch Technology LLC

Arlington, VA

Arlington, VA | 41 awards | Top agency Department of Veterans Affairs | NAICS 541330

$18,864,596

Cape Fox Endeavor, LLC

Chantilly, VA

Chantilly, VA | 13 awards | Top agency Department of Health and Human Services | NAICS 561320

$1,222,595

Asm Research, LLC

Fairfax, VA

Fairfax, VA | 16 awards | Top agency Department of Veterans Affairs | NAICS 541512

$136,736,579

Alutiiq Business Services, LLC

Anchorage, AK

Anchorage, AK | 5 awards | Top agency Department of Defense | NAICS 611519

$186,696,205

Koniag Information Security Services LLC

Anchorage, AK

Anchorage, AK | 5 awards | Top agency Department of Defense | NAICS 541512

$98,643,623

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