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Whether it’s keeping your home or business at the perfect temperature, ensuring the lights stay on, or taking care of your plumbing, we’re here for all your repair, replacement, and maintenance needs.

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Family Values

•  Service & Support 24/7 | 365 Days

•  Certified, Licensed & Insured Technicians

•  3rd Generation, Family-Owned Company

•  5-Star Customer Service

•  Careers with Growth & Support»

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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!

Kettle Moraine Heating Techs
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What Our Customers Say
JJ was outstanding. He took the time to tune up our two furnaces and made sure we were satisfied with the work.
Technician Luke was very professional. Explained very clearly what needed to be done and answered all questions.
Elian arrived on time, was very curious and provided a detailed explanation on the work he completed. Gave me a good explanation of items I should be attentive to in order to prevent any future problems with my heating system.
Service people were very nice but could of used a little more info on how to use thermostat and phone connection to it
I cant thank this company enough! Gary knew we were pressured for time. This company made it happen!
I am extremely appreciative of everyone who had a hand in this.
Great service and a great team
All the workers were on time, courteous, and efficient. Definitely would recommend and would use them again for other services
Elian was awesome. Called prior to arrival, courteous, knowledgeable and explained everything very well.
Eric did a great job, install looked professional and great suggestions on how to set up my new fan and exhaust ductwork.
Always professional and friendly
I would not go anywhere else
Jacob came to check some issues we were having with some outlets and light switches. Found the problems and fixed everything quickly. Very pleasant professional technician. Definitely will continue using Kettle Moraine Electric!
5 star experience. Fast, Clean, careful & informative. Highly recommend for any HVAC needs!
Brent from KM Heating&Cooling was excellent. Professional, comprehensive and knowledgeable. This company must vet their people well because he was an A-player. We’ve requested him for service on A/C when weather warms up. Exceeded our expectations
Brent was a outstanding service technician, very polite, courteous and explained how to use the new thermostat very well.

Thank You Very Much Brent Nice Meeting You ! Correction it was a new thermostat
Jacob Blubdon was on time, very personable & when thru questions I had.
Brian, came out on a emergency call on a Sunday and explained everything that was going on with our furnace, fixed it right away, and sent us some appraisals on a new unit, to replace our 20 year old furnace and central air.
Efficient and professional work was done … friendly and knowledgeable technicians
Jacob was great on our install. Communicative and did a clean job. Would recommend.
Always very professional and helpful.
Excellent and prompt service
Thorough, efficient, professional, timely and polite. KM has great technicians with excellent customer service skills.
The service tech kept me informed of what he was doing and closed his service call after speaking to me. Very nice tech who was easy to talk to.
Very good work and great guys
Matthew was on time, efficient and knowledgeable of the unit and best setting for the house.
Did a good job cleaning the unit and the area when he was done.
Three great guys did a good job on a hot day!
Patrick was awesome and explained everything
Good and friendly service
Awesome servicr e!
Patrick was extremely professional and thorough with the furnace checkup. I highly recommend Kettle Moraine Heating & Air for services. Great people.
Lucas Bizub did a great job and was very informative. He took time to explain everything and I really appreciate that.
Excellent technician!! And what a high quality job he did
Matt was very good prompt and understandable.He explained the issues with our HVAC unit which helped for us to make the purchase easier. And of course he got along well with our pets
We had a new heating system installed and from the estimate to the install was top notch. Bill and the entire crew at Kettle Moraine were great. All very nice and they got our system up and running in 2 days. At the end of the install Bill explained how to run the remotes to the mini splits in detail and we are very happy with this company. I will recommend them to everyone if in need of furnace or air conditioner service.
Brett arrived as requested. Described the work that was scheduled, performed those task, explained all that was done, and the status of the equipment.
We then went through the invoice and its line items. The credit card was scanned and process completed.
Very personable and worked quietly. Would recommend his technical skills to neighbors and Kettle Moraine if asked.
We had a radon system installed. Kevin did a great job and answered all of our questions. We highly recommend.
Friendly professional service on my generator. Will continue to use their services.
Travis of KM Heating did a fantastic job services my furnace. He solved an annoying humming noise coming from one of my vent

Feb 26th 2026 Patrick also did a fantastic job. I'm very satisfied with the on site service as well as customer service. I setbup for the Ultimate plan !!!Thank you all
Lucas and Brad were wonderful. We appreciate everything they have done.

BILL'S BULLETIN

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