NAICS 541990 and PSC R499 contractors in Virginia

All Other Professional, Scientific, and Technical Services. SUPPORT- PROFESSIONAL: OTHER. Cross-code overlap in Virginia.

Virginia · NAICS 541990 · PSC R499

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$22,014,424,100

Buyer overlap

Top recipients

Visible recipients in the Virginia overlap of NAICS 541990 and PSC R499

Deloitte Consulting LLP

Arlington, VA

Arlington, VA | 1,829 awards | Top agency Department of Defense | NAICS 541512

$6,813,923,389

Caci Premier Technology, LLC

Chantilly, VA

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

$101,929,762

Caci Intelligence Solutions, LLC

Herndon, VA

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

$315,500,795

Ecs Federal, LLC

Fairfax, VA

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

$699,231,950

Aecom Recovery

Arlington, VA

Arlington, VA | 5 awards | Top agency Department of Homeland Security | NAICS 541330

$140,000

Amentum National Security Programs, INC

Chantilly, VA

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

$436,368,898

Systems Planning And Analysis, Inc.

Alexandria, VA

Alexandria, VA | 238 awards | Top agency Department of Defense | NAICS 541330

$829,892,978

Cognosante Mvh LLC

Arlington, VA

Arlington, VA | 60 awards | Top agency Department of Veterans Affairs | NAICS 541512

$638,803,004

Noblis, Inc.

Reston, VA

Reston, VA | 372 awards | Top agency Department of Transportation | NAICS 541330

$644,614,015

Chenega Government Consulting, LLC

Chesapeake, VA

Chesapeake, VA | 5 awards | Top agency Department of Energy | NAICS 541512

$170,677,238

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