General Services Administration NAICS 541690 and PSC C1DA contractors

Other Scientific and Technical Consulting Services. ARCHITECT AND ENGINEERING- CONSTRUCTION: HOSPITALS AND INFIRMARIES. 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 541690 · PSC C1DA

Last updated: April 6, 2026

Visible recipients

Mapped obligations

$228,748,924

State overlap

Top recipients

Visible recipients in the General Services Administration overlap of NAICS 541690 and PSC C1DA

Noresco, LLC

Westborough, MA

Noresco, LLC is a federal category business profile based in Westborough, MA. The current public data layer shows $66,792,201 in visible federal obligations across 81 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541330 (Engineering Services). The profile also shows meaningful product and service activity in PSC R499.

$228,748,924