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Kettle Moraine Heating Buildings

Kettle Moraine Heating & Air Conditioning is a family-owned company that’s been around Southeastern Wisconsin for 35+ years — helping neighbors stay comfortable through freezing winters, humid summers, and everything in between.

We live here too, so whether it’s your heat, AC, plumbing, electrical, or air quality system giving you trouble, you’re not calling a stranger, you’re calling a neighbor who’s close by and ready to help.

Your repairs, installs, and maintenance are all backed by brands we trust including — Lennox, Mitsubishi, Carrier, Generac, Bradford White and others.

Local people. Local homes. Local comfort.

For all your home comfort needs, reach out to us today—we’re here to help!

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What Our Customers Say
Keith Schubert
17 hours ago
Explained in detail what he was doing and had fair and honest recommendations for the furnace.
Andrew Maduscha
19 hours ago
Did a great job!
Kathy Stout
20 hours ago
Good team of guys. Went right to work.
walter zawadzki
21 hours ago
Kettle Moraine Heating and Air Conditioning was truly exceptional in every way. Miguel came out to provide quotes for repairing our existing furnace and replacing it. He was knowledgeable, friendly and never made us feel pressured. We ultimately replaced our 11 year old furnace with a new Lennox, and I only wish we had known about KM when we bought our previous furnace. They offered a fair price for a two stage furnace, and we decided to enroll in their maintenance program as well. Before leaving, Miguel even took the time to bring up our garbage cans. That thoughtful gesture went well beyond what we’re accustomed to. Jordan handled the installation and was professional, incredibly hardworking and took the time to chat with me about the Brewers before he left. The installation looks fantastic, and the furnace is whisper quiet and runs much less often than our old one. If you need your furnace or air conditioner repaired or replaced, I strongly recommend giving KM a call. They also installed our central air, and we’ve been very pleased with it. I make a point of not speaking poorly about other local businesses, but the difference between how my wife and I were treated by KM and our experience elsewhere was eye opening. From the initial visit through installation, we felt valued and respected. After such a wonderful experience, we’re KM Heating and Air customers for life.
stuart martell
24 hours ago
We had our annual furnace check and all is well. Andrew was friendly and did his thing efficiently. Very happy with the experience
Tim Bulfer
24 hours ago
Fast friendly service at a good price
Kevin Porter
1 day ago
Install of new central air and furnace
Great job. Informed us of what was needed.
Russell Nielsen
2 days ago
Matt was very thorough explained everything he did. He took the time to answer my questions with knowledge and experience.
Kettle marine heating and air-conditioning has been great to work with. Extremely responsive. Great communication. Great team with people that work for them.
Becki Kohl
2 days ago
KM Heating saved the day! My 28 yr old furnace needed to be replaced just as the weather turned colder. I had a quote from another heating company that made me cry at the cost. KM provided an equal option and better named product for a significantly lower price. Less than 18 hrs later, they arrived to install. They covered my floors to ensure no mess, were extremely pleasant and knowledgeable. Showed me all the features and answered all questions patiently. Truly wonderful to work with! Shout out to Craig, Justin and Lucas. Highly recommend KM Heating and Cooling.
Steven Huff
2 days ago
Always have had a good experience with Kettle Moraine HVAC. Quality work!
Joseph Arnas
2 days ago
Lucus did a great job tuning up our generac home generator. He was very knowledgeable and was done in no time. Hope he comes on our next tuneup.
Joan Leifel
3 days ago
Very Thorough and patient with customer questions
Denis Hogan
3 days ago
On time, efficient and friendly.
Elizabeth Fromm
3 days ago
Brian did an exceptional job for us! It was super professional and provided great direction on the work that needed to be done and then took us through everything at the end and answered all questions and provided some recommendations as well!! A+ guy!!
Jeanne Chianese
3 days ago
The installation crew for our HVAC were knowledgeable , professional , and friendly. They kept focus on the work to be done until the job was finished. They also left their work environment cleaner than they found it. They kept us informed as they worked, and made sure we knew how to use the system before they left. They made sure the exhaust pipes looked as good as they functioned on the outside of our house. Great job Matt, Mason and Joe!
Lu Han
4 days ago
Brandon has done an excellent job for a humidifier installation.
Anne Kastenholz
4 days ago
Brian was on time, analyzed the issue and made a speedy repair. Brian did some quick research and determined that the problem part was covered under warranty.
david southgate
4 days ago
Professional n courteous
John Dubey
4 days ago
Awesome service
Nels Jacobsen
4 days ago
Matthew and the team of 4 from Kettle Moraine Heating and AC did an outstanding, professional job replacing my 16 year old furnace which developed pin holes in the heat exchanger. Discovery of the pin holes emphasizes the importance of annual furnace inspections for this potentially lethal condition.
Mike Rick sr
5 days ago
Matt was very professional & helpful. So glad we changed to KMH.
Wendy Medlock
5 days ago
Cory was helpful with answering my questions and giving information.
Beth Sallee
6 days ago
Furnace tube up. Patrick was great. Very knowledgeable and friendly. He’ll be back on the spring for my AC

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