General Services Administration NAICS 541990 and PSC B599 contractors

All Other Professional, Scientific, and Technical Services. SPECIAL STUDIES/ANALYSIS- OTHER. 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 541990 · PSC B599

Last updated: April 7, 2026

Visible recipients

Mapped obligations

$214,695,706

State overlap

Top recipients

Visible recipients in the General Services Administration overlap of NAICS 541990 and PSC B599

Janus Research Group, LLC

Evans, GA

Janus Research Group, LLC is a federal category business profile based in Evans, GA. The current public data layer shows $76,610,451 in visible federal obligations across 103 awards or transactions. General Services Administration appears as the strongest visible awarding agency. Top industry concentration is in NAICS 611430 (Professional and Management Development Training). The profile also shows meaningful product and service activity in PSC R425.

$214,695,706

Agency profile

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