NAICS 541519 and PSC R799 contractors

Other Computer Related Services. SUPPORT- MANAGEMENT: OTHER. Cross-code contractor overlap.

NAICS 541519 + PSC R799

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$9,174,191,675

State overlap

Top recipients

Visible recipients in the NAICS 541519 and PSC R799 overlap

Deloitte Consulting LLP

Arlington, VA

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

$2,643,989,990

Lmi Consulting, LLC

Tysons Corner, VA

Tysons Corner, VA | 256 awards | Top agency Department of Defense | NAICS 541330

$88,314,422

Mantech Mission, Cyber And Technology Solutions, Inc.

Fairfax, VA

Fairfax, VA | 5 awards | Top agency Department of Defense | NAICS 541690

$76,429,053

Noblis, Inc.

Reston, VA

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

$690,606,968

Chenega Government Consulting, LLC

Chesapeake, VA

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

$60,619,327

Avantus Federal LLC

Mc Lean, VA

Mc Lean, VA | 95 awards | Top agency Department of Defense | NAICS 541330

$362,500,430

Chickasaw Advisory Services, LLC

Norman, OK

Norman, OK | 5 awards | Top agency Department of Health and Human Services | NAICS 541519

$55,975,582

Guidehouse Digital LLC

Mc Lean, VA

Mc Lean, VA | 389 awards | Top agency Department of Homeland Security | NAICS 541512

$326,069,354

Rei Systems, Inc.

Chantilly, VA

Chantilly, VA | 168 awards | Top agency Department of Health and Human Services | NAICS 541519

$855,639,242

Metrostar Systems, LLC

Reston, VA

Reston, VA | 73 awards | Top agency Department of Defense | NAICS 541512

$204,234,891

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