State + NAICS + PSC page

NAICS 541512 and PSC D319 contractors in Illinois

Computer Systems Design Services. IT AND TELECOM- ANNUAL SOFTWARE MAINTENANCE SERVICE PLANS. Use this deeper state cross-code page to see which visible contractors sit in the overlap between these two lanes inside Illinois.

Illinois · NAICS 541512 · PSC D319
Last updated: April 5, 2026

Visible recipients

1

Mapped obligations

$231,590

Buyer overlap

4

Top recipients

Visible recipients in the Illinois overlap of NAICS 541512 and PSC D319