State + NAICS + PSC page

NAICS 541512 and PSC 7A20 contractors in Illinois

Computer Systems Design Services. IT AND TELECOM - APPLICATION DEVELOPMENT SOFTWARE (PERPETUAL LICENSE SOFTWARE). 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 7A20

Last updated: April 5, 2026

Visible recipients

Mapped obligations

$2,578,158

Buyer overlap

Top recipients

Visible recipients in the Illinois overlap of NAICS 541512 and PSC 7A20

Dss, INC

Saint Charles, IL

Dss, INC is a federal category business profile based in Saint Charles, IL. The current public data layer shows $105,789 in visible federal obligations across 5 awards or transactions. Department of Veterans Affairs appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541519 (Other Computer Related Services). The profile also shows meaningful product and service activity in PSC 6515.

$2,578,158