Department of Defense NAICS 541330 contractors in Virginia

Engineering Services. Contractors in this state-buyer-industry overlap.

Virginia + Department of Defense

Last updated: April 17, 2026

Visible recipients

131

Mapped obligations

$151,161,540,225

Visible recipients tied to Department of Defense, Virginia, and NAICS 541330

Peraton Technology Services Inc.

Chantilly, VA

Chantilly, VA | 259 awards | Top agency General Services Administration | NAICS 541330

$843,327,747

Avantus Federal LLC

Mc Lean, VA

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

$554,074,460

Halvik, LLC

Vienna, VA

Vienna, VA | 202 awards | Top agency Department of Defense | NAICS 541330

$249,261,231

Analytical Mechanics Associates, Inc.

Hampton, VA

Hampton, VA | 129 awards | Top agency National Aeronautics and Space Administration | NAICS 541712

$52,040,035

American Systems Corporation

Mclean, VA

Mclean, VA | 295 awards | Top agency Department of Defense | NAICS 541330

$786,859,951

Securigence LLC

Leesburg, VA

Leesburg, VA | 71 awards | Top agency Department of Defense | NAICS 541511

$2,501

Sev1tech, LLC

Woodbridge, VA

Woodbridge, VA | 225 awards | Top agency Department of Defense | NAICS 541712

$342,679,114

Leidos Engineering LLC

Reston, VA

Reston, VA | 5 awards | Top agency Department of Defense | NAICS 541310

$49,458,212

Guidehouse Digital LLC

Mc Lean, VA

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

$59,807,488

Agile Defense, LLC

Mclean, VA

Mclean, VA | 496 awards | Top agency Department of Defense | NAICS 541512

$24,500,196

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