Department of Homeland Security NAICS 541330 and PSC R499 contractors

Engineering Services. SUPPORT- PROFESSIONAL: OTHER. Cross-code overlap under Department of Homeland Security.

Department of Homeland Security · NAICS 541330 · PSC R499

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$216,520,175,099

State overlap

Top recipients

Visible recipients in the Department of Homeland Security overlap of NAICS 541330 and PSC R499

Analytic Services Inc.

Arlington, VA

Arlington, VA | 91 awards | Top agency Department of Defense | NAICS 541611

$810,645,078

Softek Feditc LLC

Piscataway, NJ

Piscataway, NJ | 5 awards | Top agency Department of Homeland Security | NAICS 541511

$71,824

Hdr Environmental, Operations And Construction, Inc.

Englewood, CO

Englewood, CO | 109 awards | Top agency Department of Defense | NAICS 541330

$594,758,035

Strategic Technology Institute INC

Rockville, MD

Rockville, MD | 130 awards | Top agency Department of Defense | NAICS 336411

$132,819,792

Chugach Technical Solutions LLC

Anchorage, AK

Anchorage, AK | 156 awards | Top agency Department of Defense | NAICS 541330

$497,317,019

Chenega Enterprise Systems & Solutions, LLC

Chesapeake, VA

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

$317,059,418

Compqsoft, Inc.

Leesburg, VA

Leesburg, VA | 73 awards | Top agency Department of Defense | NAICS 541519

$72,523,604

Chenega It Enterprise Services, LLC

Lorton, VA

Lorton, VA | 56 awards | Top agency Department of Defense | NAICS 541330

$127,363,242

Asrc Federal Professional Services, LLC

Beltsville, MD

Beltsville, MD | 54 awards | Top agency Department of Defense | NAICS 561611

$442,519,505

Saliense Consulting LLC

Mclean, VA

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

$70,886,091

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