Department of Homeland Security NAICS 541712 contractors

Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology). Contractors in this NAICS lane under Department of Homeland Security.

Agency: Department of Homeland Security

Last updated: April 19, 2026

Visible recipients

Mapped obligations

$71,515,720,214

Visible recipients tied to Department of Homeland Security and NAICS 541712

Caci Technologies, LLC

Chantilly, VA

Chantilly, VA | 222 awards | Top agency Department of Defense | NAICS 541330

$784,450,256

Bering Straits Information Technology, LLC

Anchorage, AK

Anchorage, AK | 20 awards | Top agency Department of Defense | NAICS 334517

$20,974,791

Peraton Technology Services Inc.

Chantilly, VA

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

$40,905,297

L3harris Interstate Electronics Corporation

Yorba Linda, CA

Yorba Linda, CA | 40 awards | Top agency Department of Defense | NAICS 541330

$12,550,621

Sev1tech, LLC

Woodbridge, VA

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

$356,877,633

Src INC

Syracuse, NY

Syracuse, NY | 271 awards | Top agency Department of Defense | NAICS 334511

$92,162,445

Radiance Technologies INC

Huntsville, AL

Huntsville, AL | 164 awards | Top agency Department of Defense | NAICS 541712

$1,857,420,813

General Atomics Systems Integration, LLC

San Diego, CA

San Diego, CA | 5 awards | Top agency Department of Defense | NAICS 541712

$45,994,339

Axient LLC

Arlington, VA

Arlington, VA | 83 awards | Top agency Department of Defense | NAICS 541330

$1,344,374,152

Mantech Srs Technologies, Inc.

Herndon, VA

Herndon, VA | 76 awards | Top agency Department of Defense | NAICS 541330

$330,035,401

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