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John Thielmann & Son Heating and Cooling, Inc.

in business since

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About Us

  • on Angie's List for 8 years
Your Home Comfort Expert Since 1929!!! Thielmann & Son has been serving communities for over 80 years and giving cutting edge service with small town prices. We have extremely competitive pricing, excellent service, quality products, years of experience and our committment to our customer satisfaction. We are a long time standing member of the BBB and have an A+ rating. We are good standing members in several Chamber of Commerce Organizations in surrounding areas. John Thielmann & Son has a "GO GREEN" Dedication. That is we are doing our part to help the environment in leading the way with Geo-Thermal, Hybrid Heat Pump Systems, and many other energy saving products. We offer a complete line of high effeciency furnaces, air conditioner and boilers that are Energy Star rated. Our air conditioners us Puron refrigerant which is a more environmentally safe product.
Contact John Thielmann & Son Heating and Cooling, Inc.
Phone Number
(262) 786-2000
1310 E Sumner St
Hartford, WI