Roger Thiele started out in the appliance industry back in 1973. In 1976 he started an apprenticeship with Sheet Metal Union. Thiele Heating & Air Conditioning was founded in 1983 with 1 truck and a few tools. Roger has over 30 years of HVAC experience!


Thiele Heating & Air Conditioning was established in 1983 by Roger and Peggy Thiele. The business has always been located in Beloit at 1820 Cranston Rd. We have had decades of outstanding service to residential homeowners throughout Southern Wisconsin & Northern Illinois.