National Science Foundation NAICS 541690 and PSC R425 contractors

Other Scientific and Technical Consulting Services. SUPPORT- PROFESSIONAL: ENGINEERING/TECHNICAL. Use this deeper buyer cross-code page to see which visible contractors sit in the overlap between these two lanes under National Science Foundation.

National Science Foundation · NAICS 541690 · PSC R425

Last updated: April 8, 2026

Visible recipients

Mapped obligations

$89,742,839

State overlap

Top recipients

Visible recipients in the National Science Foundation overlap of NAICS 541690 and PSC R425

Trideum Corporation

Huntsville, AL

Trideum Corporation is a federal category business profile based in Huntsville, AL. The current public data layer shows $19,305,027 in visible federal obligations across 59 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 R425.

$89,742,839