Department of Homeland Security NAICS 541611 and PSC R699 contractors

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

Department of Homeland Security · NAICS 541611 · PSC R699

Last updated: April 19, 2026

Visible recipients

Mapped obligations

$3,914,583,618

State overlap

Top recipients

Visible recipients in the Department of Homeland Security overlap of NAICS 541611 and PSC R699

Caci Intelligence Solutions, LLC

Herndon, VA

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

$173,361,690

Lmi Consulting, LLC

Tysons Corner, VA

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

$280,047,096

Gardaworld Federal Services LLC

Arlington, VA

Arlington, VA | 72 awards | Top agency Department of State | NAICS 561612

$2,076,560

Mantech Information Systems & Technology Corporation

Fairfax, VA

Fairfax, VA | 5 awards | Top agency Department of Justice | NAICS 541611

$76,708,608

Bowhead Program Management & Operations, LLC

Springfield, VA

Springfield, VA | 251 awards | Top agency Department of Defense | NAICS 541330

$63,719,946

Axient LLC

Arlington, VA

Arlington, VA | 83 awards | Top agency Department of Defense | NAICS 541330

$188,775,310

Tatitlek Technologies, LLC

Anchorage, AK

Anchorage, AK | 238 awards | Top agency Department of State | NAICS 561210

$107,322,959

Brillient Corporation

Reston, VA

Reston, VA | 55 awards | Top agency Department of Homeland Security | NAICS 561210

$750,616,521

Chenega Enterprise Systems & Solutions, LLC

Chesapeake, VA

Chesapeake, VA | 180 awards | Top agency Department of Health and Human Services | NAICS 541611

$167,740,661

Saliense Consulting LLC

Mclean, VA

Mclean, VA | 74 awards | Top agency Department of Homeland Security | NAICS 541611

$115,213,415

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