Stay Comfortable in Your Home Year-Round

Partner with us for HVAC services in the Deerfield & Milton, WI area

We depend on our HVAC systems each and every day to keep us comfortable and healthy in any weather. When it comes to reliable heating and cooling, you need an HVAC company you can trust to get the job done right. Bittner Heating & Cooling is a family-owned business with decades of experience in Deerfield & Milton, WI. We offer HVAC installations, repairs and replacements at fair and honest prices.

Need HVAC services right away? Our technicians are available 24/7 for emergency repairs. Call 608-320-3375 today to schedule an appointment.

Why choose us?

Bittner Heating & Cooling is a preferred HVAC company with a solid reputation in the Deerfield, WI area. We separate ourselves from the competition with:

Over 30 years of experience in the HVAC industry
Convenient financing options available!
24/7 emergency HVAC services available
Special bundled rates for AC and furnace installations


We install top-rated systems from Ruud and Frigidaire. No matter what type of HVAC service you need, you can rest assured that we'll get the job done right.

The go-to source for premium HVAC services

Our local, family-owned company has been trusted for quality HVAC services for over 30 years. You can count on us for:


Your satisfaction is always our top priority. We'll always offer our honest advice based on your particular needs and budget. Our financing options can break down the cost of your service into more manageable monthly payments.
Connect with us today to learn more about how we can help.

Our service areas

  • Cambridge
  • Jefferson
  • Fort Atkinson
  • Johnson's Creek
  • Watertown
  • Stoughton
  • Edgerton
  • Columbus
  • Milton
  • Cottage Grove
  • Sun Prairie
  • Waterloo