Department of Homeland Security NAICS 541330 and PSC R425 contractors

Engineering Services. SUPPORT- PROFESSIONAL: ENGINEERING/TECHNICAL. Cross-code overlap under Department of Homeland Security.

Department of Homeland Security · NAICS 541330 · PSC R425

Last updated: April 19, 2026

Visible recipients

Mapped obligations

$302,955,853,577

State overlap

Top recipients

Visible recipients in the Department of Homeland Security overlap of NAICS 541330 and PSC R425

Radiance Technologies INC

Huntsville, AL

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

$286,349,078

Bowhead Program Management & Operations, LLC

Springfield, VA

Springfield, VA | 251 awards | Top agency Department of Defense | NAICS 541330

$780,408,512

Credence Dynamo Solutions LLC

Vienna, VA

Vienna, VA | 102 awards | Top agency Department of Defense | NAICS 541330

$471,678,419

General Atomics Systems Integration, LLC

San Diego, CA

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

$49,674,056

Axient LLC

Arlington, VA

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

$2,941,194,210

Tatitlek Technologies, LLC

Anchorage, AK

Anchorage, AK | 238 awards | Top agency Department of State | NAICS 561210

$396,452,783

Karsun Solutions LLC

Herndon, VA

Herndon, VA | 125 awards | Top agency Department of Transportation | NAICS 541519

$524,207,878

Akima Systems Engineering LLC

Herndon, VA

Herndon, VA | 233 awards | Top agency Department of Defense | NAICS 541512

$173,828,964

Mantech Srs Technologies, Inc.

Herndon, VA

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

$960,062,961

Ensco INC

Vienna, VA

Vienna, VA | 124 awards | Top agency Department of Defense | NAICS 541712

$424,720,610

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