General Services Administration NAICS 611430 and PSC R425 contractors

Professional and Management Development Training. SUPPORT- PROFESSIONAL: ENGINEERING/TECHNICAL. Cross-code overlap under General Services Administration.

General Services Administration · NAICS 611430 · PSC R425

Last updated: April 14, 2026

Visible recipients

Mapped obligations

$6,059,583,193

State overlap

Top recipients

Visible recipients in the General Services Administration overlap of NAICS 611430 and PSC R425

Hii Mission Technologies CORP

Willowbrook, IL

Willowbrook, IL | 464 awards | Top agency Department of Defense | NAICS 541330

$4,296,203,252

Cape Fox Professional Services, LLC

Manassas, VA

Manassas, VA | 5 awards | Top agency Department of Defense | NAICS 611430

$76,373,457

Janus Research Group, LLC

Evans, GA

Evans, GA | 103 awards | Top agency General Services Administration | NAICS 611430

$562,189,829

Redhorse Corporation

Arlington, VA

Arlington, VA | 101 awards | Top agency Department of Defense | NAICS 611430

$390,168,976

Trideum Corporation

Huntsville, AL

Huntsville, AL | 59 awards | Top agency Department of Defense | NAICS 541330

$100,898,640

Management Concepts, INC

Tysons Corner, VA

Tysons Corner, VA | 152 awards | Top agency Department of Defense | NAICS 541512

$581,187,847

Aleut Aerospace Engineering, LLC

Colorado Springs, CO

Colorado Springs, CO | 20 awards | Top agency Department of Defense | NAICS 541513

$52,561,192

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