Ernster Heating & A C

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Ernster Heating & A/C was established over 20 years ago by Dave Ernster. It is a father and son owned business located in Mequon, WI. Throughout the years the business has thrived through word of mouth from satisfied customers. We provide residential and light commercial services to a variety of locations, including; Mequon, North Shore, Milwaukee County, Shorewood, Ozaukee County and Washington County. Our services include the repair, maintenance, and installation of heating, A/C, and boiler units, as well as air purification services. We utilize equipment from the top brands in the industry. At Ernster Heating & A/C, we have the experience and quality of service that you need for your next project.