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

Icf Incorporated

Fairfax, VA

Fairfax, VA | 5 awards | Top agency Department of Health and Human Services | NAICS 541611

$632,779,985

Cognosante Cds, LLC

Arlington, VA

Arlington, VA | 20 awards | Top agency Department of Homeland Security | NAICS 541512

$14,845,254

Southland Industries

Sterling, VA

Sterling, VA | 15 awards | Top agency Department of Defense | NAICS 541330

$48,730,978

Peraton Services & Solutions Inc.

Herndon, VA

Herndon, VA | 17 awards | Top agency National Aeronautics and Space Administration | NAICS 541330

$1,220,501,128

Onezero Solutions, LLC

Alexandria, VA

Alexandria, VA | 31 awards | Top agency Department of Homeland Security | NAICS 541512

$500

Apex Expert Solutions LLC

Chantilly, VA

Chantilly, VA | 5 awards | Top agency Department of Defense | NAICS 611699

Abbott On Call, Inc.

Vienna, VA

Vienna, VA | 22 awards | Top agency Department of Defense | NAICS 541330

$47,741,985

Indigo It, LLC

Herndon, VA

Herndon, VA | 26 awards | Top agency Department of Homeland Security | NAICS 541512

$838,807

Ironarch Technology LLC

Arlington, VA

Arlington, VA | 41 awards | Top agency Department of Veterans Affairs | NAICS 541330

$19,080,384

General Atomics Integrated Intelligence, Inc.

Charlottesville, VA

Charlottesville, VA | 7 awards | Top agency Department of Defense | NAICS 541712

$2,217,537

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