Department of Defense NAICS 541512 and PSC R425 contractors

Computer Systems Design Services. SUPPORT- PROFESSIONAL: ENGINEERING/TECHNICAL. Cross-code overlap under Department of Defense.

Department of Defense · NAICS 541512 · PSC R425

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$218,769,549,194

State overlap

Top recipients

Visible recipients in the Department of Defense overlap of NAICS 541512 and PSC R425

Serco INC

Herndon, VA

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

$2,788,741,771

Parsons Government Services Inc.

Centreville, VA

Centreville, VA | 598 awards | Top agency Department of Defense | NAICS 541712

$4,688,787,710

Mantech Advanced Systems International, Inc.

Herndon, VA

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

$5,165,493,038

Anduril Industries, Inc.

Costa Mesa, CA

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

$1,274,457,803

L3harris Technologies, Inc.

Rochester, NY

Rochester, NY | 667 awards | Top agency Department of Defense | NAICS 334220

$7,263,657,397

Ecs Federal, LLC

Fairfax, VA

Fairfax, VA | 401 awards | Top agency Department of Defense | NAICS 541512

$1,910,410,788

Jacobs Technology Inc.

Huntsville, AL

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

$533,007,296

Amentum Technology, Inc.

Tullahoma, TN

Tullahoma, TN | 491 awards | Top agency National Aeronautics and Space Administration | NAICS 541712

$10,359,520,767

Microsoft Corporation

Redmond, WA

Redmond, WA | 514 awards | Top agency Department of Defense | NAICS 541512

$6,331,712,587

Caci Nss, LLC

Reston, VA

Reston, VA | 109 awards | Top agency Department of Defense | NAICS 541519

$3,101,517,309

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