HVAC Service, Repair and Maintenance – Serving Homes & Offices in Madison, Mount Horeb and South-Central Wisconsin

Olson Heating and Cooling has been in business for more than 40 years with its employees having over 100 years of combined experience in the HVAC industry. As South-Central Wisconsin’s leading HVAC contractor for installation, maintenance or repairs, we help your heating and air conditioner systems perform efficiently and deliver the comfort and savings they were designed for.

What started as a small, dedicated business has grown steadily to serve residential and commercial customers in most areas of Dane, Iowa, and Green county. We are the leading provider for conventional heating and cooling systems but excel in Hybrid Systems along with Geothermal equipment.

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*Credit and loans provided by Regions Bank dba EnerBank USA, Member FDIC, (1245 Brickyard Rd., Suite 600, Salt Lake City, UT 84106) on approved credit, for a limited time. 17.99% fixed APR, effective as of March 2021, subject to change. Minimum loan amounts apply. Interest starts accruing when funds are disbursed. Interest waived if repaid in 365 days. Repayment terms vary from 24 to 132 months. Actual loan term may be shorter if less than the full approved amount of credit is used. First monthly loan payment due 365 days after funds are disbursed.