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NAICS 541330 and PSC R499 contractors

Engineering Services. SUPPORT- PROFESSIONAL: OTHER. Cross-code contractor overlap.

NAICS 541330 + PSC R499

Last updated: April 17, 2026

Visible recipients

170

Mapped obligations

$297,641,320,638

State overlap

Top recipients

Visible recipients in the NAICS 541330 and PSC R499 overlap

Novetta Solutions, LLC

Mc Lean, VA

Mc Lean, VA | 5 awards | Top agency Department of Justice | NAICS 541519

$436,262

Serco-ips Corporation

Herndon, VA

Herndon, VA | 32 awards | Top agency Department of Defense | NAICS 541330

$2,859,321,068

Arservices, Limited

Falls Church, VA

Falls Church, VA | 33 awards | Top agency Department of Defense | NAICS 541330

$150,328,830

Evoke Research And Consulting, LLC

Reston, VA

Reston, VA | 87 awards | Top agency Department of Energy | NAICS 541519

$55,597,658

Matrix Design Group, INC

Colorado Springs, CO

Colorado Springs, CO | 5 awards | Top agency Department of Defense | NAICS 541715

$8,800,960

Mobius Consulting, LLC

Alexandria, VA

Alexandria, VA | 37 awards | Top agency Department of Defense | NAICS 541690

$9,944,325

Indev LLC

Arlington, VA

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

$143,036

Hntb Corporation

Kansas City, MO

Kansas City, MO | 24 awards | Top agency Department of Defense | NAICS 541330

$173,972,976

Barbaricum LLC

Washington, DC

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

$96,387,187

Aretum LLC

Bethesda, MD

Bethesda, MD | 10 awards | Top agency Department of Veterans Affairs | NAICS 513210

$3,500

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