General Services Administration NAICS 541690 and PSC D399 contractors

Other Scientific and Technical Consulting Services. IT AND TELECOM- OTHER IT AND TELECOMMUNICATIONS. Cross-code overlap under General Services Administration.

General Services Administration · NAICS 541690 · PSC D399

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$650,203,164

State overlap

Top recipients

Visible recipients in the General Services Administration overlap of NAICS 541690 and PSC D399

Chenega Federal Systems, LLC

Bethesda, MD

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

$152,746,530

Muscogee Nation Business Enterprise

Okmulgee, OK

Okmulgee, OK | 20 awards | Top agency Department of Defense | NAICS 541519

$15,921,301

Drt Strategies, Inc.

Arlington, VA

Arlington, VA | 33 awards | Top agency Department of Health and Human Services | NAICS 541519

$69,731,935

Medical Science & Computing, LLC

Rockville, MD

Rockville, MD | 184 awards | Top agency Department of Health and Human Services | NAICS 541512

$411,803,398

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