Department of Homeland Security PSC R425 contractors

SUPPORT- PROFESSIONAL: ENGINEERING/TECHNICAL. Contractors in this PSC lane under Department of Homeland Security.

Agency: Department of Homeland Security

Last updated: April 19, 2026

Visible recipients

115

Mapped obligations

$118,850,689,821

Visible recipients tied to Department of Homeland Security and PSC R425

Macaulay-brown, Inc.

Dayton, OH

Dayton, OH | 5 awards | Top agency General Services Administration | NAICS 541511

$2,958,374

Tatitlek Technologies, LLC

Anchorage, AK

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

$112,429,960

Karsun Solutions LLC

Herndon, VA

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

$524,205,377

Akima Systems Engineering LLC

Herndon, VA

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

$89,604,250

Mantech Srs Technologies, Inc.

Herndon, VA

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

$489,066,113

Catapult Consultants LLC

Fredericksburg, VA

Fredericksburg, VA | 5 awards | Top agency Department of Defense | NAICS 541611

$12,309,027

Ensco INC

Vienna, VA

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

$163,063,935

Imagine One Technology & Management LTD

Lexington Park, MD

Lexington Park, MD | 49 awards | Top agency Department of Defense | NAICS 541330

$40,335,838

Strategic Technology Institute INC

Rockville, MD

Rockville, MD | 130 awards | Top agency Department of Defense | NAICS 336411

$78,945,496

Decisionpoint Corporation

Gaithersburg, MD

Gaithersburg, MD | 120 awards | Top agency Department of Defense | NAICS 541513

$10,399,420

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