Department of Homeland Security PSC R499 contractors

SUPPORT- PROFESSIONAL: OTHER. Contractors in this PSC lane under Department of Homeland Security.

Agency: Department of Homeland Security

Last updated: April 17, 2026

Visible recipients

158

Mapped obligations

$86,414,295,562

Visible recipients tied to Department of Homeland Security and PSC R499

Dsfederal, INC

Rockville, MD

Rockville, MD | 66 awards | Top agency Department of Health and Human Services | NAICS 541511

$76,964,430

Cameo Consulting Group LLC

Rockville, MD

Rockville, MD | 80 awards | Top agency Department of Veterans Affairs | NAICS 541611

$37,662,893

Indev LLC

Arlington, VA

Arlington, VA | 60 awards | Top agency Department of Homeland Security | NAICS 541513

$140,535

Knowesis, Inc.

Fairfax, VA

Fairfax, VA | 39 awards | Top agency Department of Defense | NAICS 541611

$37,471,852

Intellibridge, LLC

Mc Lean, VA

Mc Lean, VA | 45 awards | Top agency Department of Health and Human Services | NAICS 541512

$25,321,870

Barbaricum LLC

Washington, DC

Washington, DC | 101 awards | Top agency Department of Defense | NAICS 339999

$64,131,184

Bluepath Labs LLC

Washington, DC

Washington, DC | 104 awards | Top agency Department of Energy | NAICS 541990

$4,448,266

Peraton Government Communications Inc.

Herndon, VA

Herndon, VA | 42 awards | Top agency Department of Defense | NAICS 517110

$96,721,996

Advanced Technologies And Laboratories (atl) International, Inc.

Gaithersburg, MD

Gaithersburg, MD | 36 awards | Top agency Department of Energy | NAICS 562910

$63,395,499

Aveshka, Inc.

Vienna, VA

Vienna, VA | 62 awards | Top agency Department of Health and Human Services | NAICS 541990

$67,681,020

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