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

Booz Allen Hamilton INC

Mclean, VA

Mclean, VA | 3,955 awards | Top agency Department of Defense | NAICS 541512

$16,803,816,247

Deloitte Consulting LLP

Arlington, VA

Arlington, VA | 1,829 awards | Top agency Department of Defense | NAICS 541512

$15,249,144,190

Alion Science And Technology Corporation

Chicago, IL

Chicago, IL | 5 awards | Top agency Department of Defense | NAICS 541710

$142,870,004

Serco INC

Herndon, VA

Herndon, VA | 1,016 awards | Top agency Department of Defense | NAICS 541330

$3,356,763,368

Lmi Consulting, LLC

Tysons Corner, VA

Tysons Corner, VA | 256 awards | Top agency Department of Defense | NAICS 541330

$257,536,038

Amentum National Security Programs, INC

Chantilly, VA

Chantilly, VA | 5 awards | Top agency Department of Defense | NAICS 541990

$104,103,843

Alutiiq Education & Training, LLC

Anchorage, AK

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

$2,814,812

Systems Planning And Analysis, Inc.

Alexandria, VA

Alexandria, VA | 238 awards | Top agency Department of Defense | NAICS 541330

$616,119,848

Atlas Research LLC

Washington, DC

Washington, DC | 16 awards | Top agency Department of Veterans Affairs | NAICS 541611

$367,760,398

Noblis, Inc.

Reston, VA

Reston, VA | 372 awards | Top agency Department of Transportation | NAICS 541330

$1,321,857,325

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