Top NAICS Codes in Illinois FY2022
Industries ranked by place-of-performance federal contract obligations in Illinois during fiscal year 2022.
Quick answer
NAICS 541512, COMPUTER SYSTEMS DESIGN SERVICES, leads Illinois in FY2022 with $39,985,073 in ingested obligations.
Market Snapshot
Ranked contractors21
Top obligations$39,985,073
Source: USAspending.gov. Last updated from ingested federal spending data: May 7, 2026.