State + NAICS page

NAICS 488111 contractors in Illinois

Air Traffic Control. Use this state-scoped industry page to see which visible federal contractors carry the clearest footprint in this NAICS lane inside Illinois.

State: Illinois

Last updated: April 7, 2026

Visible recipients

Mapped obligations

$25,199,519

Buyer overlap

Top recipients

Visible recipients tied to NAICS 488111 in Illinois

Walsh Federal LLC

Chicago, IL

Walsh Federal LLC is a federal category business profile based in Chicago, IL. The current public data layer shows $406,413,501 in visible federal obligations across 169 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 236220 (Commercial and Institutional Building Construction). The profile also shows meaningful product and service activity in PSC Y1BZ.

$25,199,519