Department of Homeland Security NAICS 541611 and PSC R408 contractors

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

Department of Homeland Security · NAICS 541611 · PSC R408

Last updated: April 19, 2026

Visible recipients

Mapped obligations

$50,258,452,411

State overlap

Top recipients

Visible recipients in the Department of Homeland Security overlap of NAICS 541611 and PSC R408

Pci Guidehouse Jv LLC

Atmore, AL

Atmore, AL | 12 awards | Top agency Department of Health and Human Services | NAICS 541513

$4,743,122

Cognosante Cds, LLC

Arlington, VA

Arlington, VA | 20 awards | Top agency Department of Homeland Security | NAICS 541512

$108,433,916

Zantech It Services, Inc.

Reston, VA

Reston, VA | 51 awards | Top agency Department of Homeland Security | NAICS 541611

$317,123,069

Onezero Solutions, LLC

Alexandria, VA

Alexandria, VA | 31 awards | Top agency Department of Homeland Security | NAICS 541512

$7,462,729

Variq Corporation

Mclean, VA

Mclean, VA | 19 awards | Top agency Department of Homeland Security | NAICS 541512

$137,847,146

Alutiiq Technical Services LLC

Anchorage, AK

Anchorage, AK | 20 awards | Top agency Department of Defense | NAICS 541330

$138,700,351

Ironarch Technology LLC

Arlington, VA

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

$15,599,801

Alutiiq Business Services, LLC

Anchorage, AK

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

$95,606,175

Mantech Mgs, Inc.

Herndon, VA

Herndon, VA | 5 awards | Top agency Department of Defense | NAICS 541219

$169,090,612

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