Thielmann & Son Heating and Cooling

Thielmann & Son Heating and Cooling


Home Improvements

About Us

Thielmann & Son Heating and Cooling provides the very best climate comfort products along with money saving solutions and superior customer service to Southeast Wisconsin. Our team prides ourselves on timely service, competitive pricing, attention to detail and our willingness to always go the extra mile for our customers.

• A+ Better Business Bureau Rating
• Over 90 Years in business (Since 192


Hartford Location
New Berlin Location
After completing an installation yesterday, our installers took a minute to lend a hand and help the little guys with their new fort.
A+ BBB Rating
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Rep/Contact Info

Jason Peck
  • Phone: (262) 673-2500
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Ryan Rosenthal
  • Phone: (262) 673-2500
Steve Stoehr
  • Phone: (262) 673-2500
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