General Services Administration NAICS 561990 and PSC R499 contractors

All Other Support Services. SUPPORT- PROFESSIONAL: OTHER. Cross-code overlap under General Services Administration.

General Services Administration · NAICS 561990 · PSC R499

Last updated: April 9, 2026

Visible recipients

Mapped obligations

$2,639,230,816

State overlap

Top recipients

Visible recipients in the General Services Administration overlap of NAICS 561990 and PSC R499

Cgi Federal Inc.

Fairfax, VA

Fairfax, VA | 1,056 awards | Top agency Department of State | NAICS 541512

General Dynamics Land Systems Inc.

Sterling Heights, MI

Sterling Heights, MI | 819 awards | Top agency Department of Defense | NAICS 336992

Qlarant Quality Solutions, Inc.

Easton, MD

Easton, MD | 5 awards | Top agency Department of Health and Human Services | NAICS 541618

Agency profile

Loading buyer-level contractor and category paths

Agency + NAICS + PSC page