”We Sell the Best & Service the Rest!”

Rosenthal Heating & Air Conditioning provides Heating, Air Conditioning, Ventilation, & Indoor Air Quality services for both residential and commercial customers all over southeastern Wisconsin!


We offer comprehensive maintenance programs called Planned Services. The Planned Service Maintenance Program includes a gas furnace tune up, an air conditioner tune up, discounted diagnostics day and night, along with discounts on parts and new equipment!

Residential Services

  • Servicing All Makes and Models
  • Employee Answered 24/7/365
  • No Fuel or Trip Charges
  • Discounts on repairs & after hour service
  • Maintenance Programs, from $.22 cents per day!

Learn More

Commercial Planned Service

  • 3 service options to fit your business needs and schedule
  • Guaranteed Same Day Response
  • Delayed billing up to 30 days for Planned Service and Service Plan Customers
  • We service all makes & models using only the recommended manufacturer parts

Learn More