General Services Administration NAICS 561422 and PSC R426 contractors

Telemarketing Bureaus and Other Contact Centers. SUPPORT- PROFESSIONAL: COMMUNICATIONS. Use this deeper buyer cross-code page to see which visible contractors sit in the overlap between these two lanes under General Services Administration.

General Services Administration · NAICS 561422 · PSC R426

Last updated: April 7, 2026

Visible recipients

Mapped obligations

$5,487,344,681

State overlap

Top recipients

Visible recipients in the General Services Administration overlap of NAICS 561422 and PSC R426

Maximus Federal Services, Inc.

Mclean, VA

Maximus Federal Services, Inc. is a federal category business profile based in Mclean, VA. The current public data layer shows $1,193,752,315 in visible federal obligations across 238 awards or transactions. Department of Health and Human Services appears as the strongest visible awarding agency. Top industry concentration is in NAICS 561422 (Telemarketing Bureaus and Other Contact Centers). The profile also shows meaningful product and service activity in PSC R499.

$5,487,344,681