Licensed Contractors in Illinois
Illinois licenses roofing contractors at the state level (IDFPR, about 16,600 active). General contractors, electricians, plumbers, and masons are licensed by individual cities — Chicago alone publishes about 10,500 active licenses with phone numbers included. Other trades (HVAC, solar, fire protection, sub-trades) are regulated municipally with no statewide roster.
IDFPR + Chicago Department of Buildings · Official state records
Search Illinois contractors
Trades available in Illinois
Electricians
Chicago
Plumbers
Chicago
General Contractors
Chicago
Roofing Contractors
Chicago · Naperville
Masons
Chicago
Looking for a specialty trade not listed here? See all other Illinois license classifications →
Data source
Direct from the IDFPR + Chicago Department of Buildings
Every record we deliver in Illinoiscomes from the state's official license registry, refreshed regularly. We enrich each row with phone, email, website, and Google ratings sourced from public business listings. Contact info present for over 95% of records.
Visit IDFPR + Chicago Department of Buildings →What you get
- • Active license number + classification
- • Business name + license holder name
- • Phone, email, website (95%+ coverage)
- • Google rating + review count where available
- • Full mailing address + ZIP
- • Issue date + expiration date
- • CSV delivered to your inbox in under 3 minutes