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

Bae Systems Technology Solutions & Services Inc.

Rockville, MD

Rockville, MD | 1,291 awards | Top agency Department of Defense | NAICS 541330

$1,926,584,303

Mantech Systems Engineering Corporation

Fairfax, VA

Fairfax, VA | 5 awards | Top agency Department of Defense | NAICS 541330

$457,665,999

L3harris Technologies Integrated Systems L.p.

Greenville, TX

Greenville, TX | 403 awards | Top agency Department of Defense | NAICS 336413

$3,803,122,269

Serco INC

Herndon, VA

Herndon, VA | 1,016 awards | Top agency Department of Defense | NAICS 541330

$972,056,177

The Mitre Corporation

Mc Lean, VA

Mc Lean, VA | 880 awards | Top agency Department of Defense | NAICS 541990

$7,099,782,993

Mantech Advanced Systems International, Inc.

Herndon, VA

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

$2,628,668,884

Anduril Industries, Inc.

Costa Mesa, CA

Costa Mesa, CA | 180 awards | Top agency Department of Defense | NAICS 334511

$397,544,237

Bae Systems Information And Electronic Systems Integration Inc.

Nashua, NH

Nashua, NH | 383 awards | Top agency Department of Defense | NAICS 334511

$1,870,340,050

Chenega Federal Systems, LLC

Bethesda, MD

Bethesda, MD | 20 awards | Top agency Department of Defense | NAICS 541330

$222,411,740

The Charles Stark Draper Laboratory, Inc.

Cambridge, MA

Cambridge, MA | 160 awards | Top agency Department of Defense | NAICS 541330

$409,350,575

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