General Services Administration NAICS 541612 and PSC R499 contractors

Human Resources Consulting Services. SUPPORT- PROFESSIONAL: OTHER. Cross-code overlap under General Services Administration.

General Services Administration · NAICS 541612 · PSC R499

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$3,560,075,187

State overlap

Top recipients

Visible recipients in the General Services Administration overlap of NAICS 541612 and PSC R499

Magellan Federal, Inc.

Arlington, VA

Arlington, VA | 118 awards | Top agency Department of Defense | NAICS 624190

$1,582,574,217

Atlas Research LLC

Washington, DC

Washington, DC | 16 awards | Top agency Department of Veterans Affairs | NAICS 541611

$120,251,465

Credence Dynamo Solutions LLC

Vienna, VA

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

$101,528,378

Calibre Systems INC

Alexandria, VA

Alexandria, VA | 125 awards | Top agency Department of Defense | NAICS 541990

$1,234,215,542

Rsi-quantitech Jv LLC

Huntsville, AL

Huntsville, AL | 33 awards | Top agency National Aeronautics and Space Administration | NAICS 541715

$5,000

Goldbelt Glacier Health Services, LLC

Herndon, VA

Herndon, VA | 67 awards | Top agency Department of Defense | NAICS 541611

$89,773,258

Nisgaa Ciops LLC

Juneau, AK

Juneau, AK | 45 awards | Top agency Department of Defense | NAICS 541519

$19,150,292

Golden Key Group, LLC

Reston, VA

Reston, VA | 126 awards | Top agency Department of Commerce | NAICS 541612

$335,032,271

Leidos Innovations Corporation

Gaithersburg, MD

Gaithersburg, MD | 2 awards | Top agency Department of Transportation | NAICS 334290

$1,149,764

I-link Solutions, Inc.

Chantilly, VA

Chantilly, VA | 26 awards | Top agency Department of Homeland Security | NAICS 541512

$7,500

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