State + NAICS + PSC page
NAICS 541330 and PSC AD26 contractors in Illinois
Engineering Services. R&D- DEFENSE OTHER: SERVICES (MANAGEMENT/SUPPORT). Use this deeper state cross-code page to see which visible contractors sit in the overlap between these two lanes inside Illinois.
Illinois · NAICS 541330 · PSC AD26
Last updated: April 7, 2026
Visible recipients
1
Mapped obligations
$1,151,401
Buyer overlap
4
Top recipients
