Department of Defense PSC R499 contractors in Virginia

SUPPORT- PROFESSIONAL: OTHER. Contractors in this state-buyer-PSC overlap.

Virginia + Department of Defense

Last updated: April 17, 2026

Visible recipients

153

Mapped obligations

$77,850,588,069

Visible recipients tied to Department of Defense, Virginia, and PSC R499

Caci Premier Technology, LLC

Chantilly, VA

Chantilly, VA | 5 awards | Top agency Office of Personnel Management | NAICS 561611

$91,769,998

Carahsoft Technology CORP

Reston, VA

Reston, VA | 3,669 awards | Top agency Department of Defense | NAICS 511210

$552,034,202

Cgi Federal Inc.

Fairfax, VA

Fairfax, VA | 1,056 awards | Top agency Department of State | NAICS 541512

$792,922,155

Serco INC

Herndon, VA

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

$4,166,324,782

Salient Crgt, Inc.

Fairfax, VA

Fairfax, VA | 254 awards | Top agency General Services Administration | NAICS 541512

$1,118,778,810

Parsons Government Services Inc.

Centreville, VA

Centreville, VA | 598 awards | Top agency Department of Defense | NAICS 541712

$1,928,199,424

Mantech Advanced Systems International, Inc.

Herndon, VA

Herndon, VA | 683 awards | Top agency Department of Defense | NAICS 541330

$1,244,128,681

Caci Intelligence Solutions, LLC

Herndon, VA

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

$38,770,483

Ecs Federal, LLC

Fairfax, VA

Fairfax, VA | 401 awards | Top agency Department of Defense | NAICS 541512

$430,464,792

Paragon Systems INC

Herndon, VA

Herndon, VA | 691 awards | Top agency Department of Homeland Security | NAICS 561612

$200,444,317

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