Reliability, Quality, Experience


Leith Heating & Cooling is your professional HVAC contractor. We are a family owned and operated business focusing on the customer service that you deserve. You will be provided with the highest possible craftsmanship in the industry from quality professionals. When reliability is key, call someone you know will deliver.
Welcome to Leith Heating and Cooling

Leith Heating & Air Conditioning services Chicago's Northwest Suburbs including West Dundee, East Dundee, Carpentersville, Algonquin, Lake in the Hills, Geneva, Barrington, St. Charles, Elgin, Barrington Hills, Schaumburg, Hoffman Estates, Streamwood, Palatine, and South Elgin.

  • 24 Hr Emergency Service
  • Fully Insured
  • 100% Guaranteed
  • Credit Cards Accepted



Leith Heating & Cooling Inc. is proud to carry products from the following reputable manufacturers:


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