Department of Homeland Security NAICS 541330 contractors

Engineering Services. Contractors in this NAICS lane under Department of Homeland Security.

Agency: Department of Homeland Security

Last updated: April 19, 2026

Visible recipients

163

Mapped obligations

$236,564,446,561

Visible recipients tied to Department of Homeland Security and NAICS 541330

Lmi Consulting, LLC

Tysons Corner, VA

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

$915,001,117

Alutiiq 3sg, LLC

Anchorage, AK

Anchorage, AK | 20 awards | Top agency Department of Defense | NAICS 541330

$123,849,633

Jacobs Technology Inc.

Huntsville, AL

Huntsville, AL | 5 awards | Top agency Department of Defense | NAICS 541511

$257,916,784

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

Bae Systems San Diego Ship Repair Inc.

San Diego, CA

San Diego, CA | 204 awards | Top agency Department of Defense | NAICS 336611

$5,954,450

Odyssey Systems Consulting Group, Ltd.

Wakefield, MA

Wakefield, MA | 257 awards | Top agency Department of Defense | NAICS 541712

$29,961,699

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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