HVAC Contractors in Illinois

Furnaces, air conditioners, heat pumps, ducts and refrigeration.

How Do You Hire Heating and Air Conditioning Contractors in Illinois?

We list 84 heating and air conditioning contractors in Illinois, most in Pekin, Naperville, Champaign. Illinois has no statewide general contractor license, and cities or counties set the rules. As a planning figure, expect varies widely; compare the system size, efficiency rating and warranty; typical lead time is same day to a week; longer in peak season. Check the license and compare two or three written bids.

Updated November 6, 2026 · Source: listings downloaded November 6, 2026; cost and timing are our planning assumptions, not survey data.

756 Birginal Drive, Bensenville

Map listing: license not checkedHVAC Contractors

2100 South Neil Street, Champaign

Map listing: license not checkedHVAC Contractors

1050 West Bloomington Road, Champaign

Map listing: license not checkedHVAC Contractors

1414 South Neil Street, Champaign

Map listing: license not checkedHVAC Contractors

3900 North Pine Grove Avenue, Chicago

Map listing: license not checkedHVAC Contractors

990 Pauly Drive, Elk Grove

Map listing: license not checkedHVAC Contractors

9306 West Dralle Road, Frankfort

Map listing: license not checkedHVAC Contractors
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Sources: Washington L&I, Oregon CCB and New York DOL open data; © OpenStreetMap contributors (ODbL) · Data last updated November 6, 2026 · Sources & method