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PSC R499 federal contractors in Virginia

SUPPORT- PROFESSIONAL: OTHER. Browse visible federal contractors in this PSC lane in Virginia, then pivot into recipient, buyer, and NAICS paths.

State: Virginia

Last updated: April 17, 2026

Visible recipients

193

Mapped obligations

$86,651,670,483

Buyer overlap

Top recipients

Visible recipients tied to PSC R499 in Virginia

Mantech Enterprise Management, Inc.

Fairfax, VA

Fairfax, VA | 5 awards | Top agency Department of Defense | NAICS 541712

$4,330,137

Alpha Omega Integration LLC

Vienna, VA

Vienna, VA | 93 awards | Top agency Department of Homeland Security | NAICS 541512

$45,052,087

Akima Systems Engineering LLC

Herndon, VA

Herndon, VA | 233 awards | Top agency Department of Defense | NAICS 541512

$21,844,614

Mantech Srs Technologies, Inc.

Herndon, VA

Herndon, VA | 76 awards | Top agency Department of Defense | NAICS 541330

$138,028,152

Cognosante, LLC

Arlington, VA

Arlington, VA | 48 awards | Top agency Department of Health and Human Services | NAICS 541611

$614,828,947

Catapult Consultants LLC

Fredericksburg, VA

Fredericksburg, VA | 5 awards | Top agency Department of Defense | NAICS 541611

$7,617,024

Akima Global Logistics, LLC

Herndon, VA

Herndon, VA | 118 awards | Top agency Department of Defense | NAICS 561210

$12,123,749

Ensco INC

Vienna, VA

Vienna, VA | 124 awards | Top agency Department of Defense | NAICS 541712

$176,394,510

Calibre Systems INC

Alexandria, VA

Alexandria, VA | 125 awards | Top agency Department of Defense | NAICS 541990

$1,025,875,463

Brillient Corporation

Reston, VA

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

$183,392,762

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