Department of Homeland Security NAICS 541330 contractors in Virginia

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

Virginia + Department of Homeland Security

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$117,630,929,085

Visible recipients tied to Department of Homeland Security, Virginia, and NAICS 541330

Salient Crgt, Inc.

Fairfax, VA

Fairfax, VA | 254 awards | Top agency General Services Administration | NAICS 541512

$165,156,762

Mantech Advanced Systems International, Inc.

Herndon, VA

Herndon, VA | 683 awards | Top agency Department of Defense | NAICS 541330

$3,402,498,645

Caci Intelligence Solutions, LLC

Herndon, VA

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

$105,425,422

Ecs Federal, LLC

Fairfax, VA

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

$895,064,357

Lmi Consulting, LLC

Tysons Corner, VA

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

$915,001,117

Aecom Recovery

Arlington, VA

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

$449,711,571

Modern Technology Solutions, Inc.

Alexandria, VA

Alexandria, VA | 285 awards | Top agency General Services Administration | NAICS 541712

$216,557,643

Mantech Mission, Cyber And Technology Solutions, Inc.

Fairfax, VA

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

$87,646,060

M. C. Dean, Inc.

Tysons, VA

Tysons, VA | 1,299 awards | Top agency Department of Defense | NAICS 541330

$1,574,954,186

Caci Nss, LLC

Reston, VA

Reston, VA | 109 awards | Top agency Department of Defense | NAICS 541519

$2,686,506,540

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