Grenz Service Company is a Waukesha and Jefferson County area favorite, bringing friendly, dependable heating and cooling solutions to businesses and homes.
Led by founder Jim Grenz, Sr. and son Jim Grenz, Jr., our family-run company provides expertise, integrity and a personal touch.
We specialize in:
Our helpful, continuously-trained staff is always on standby to answer any questions, and we offer the proven quality of top brand names to ensure that you get the most performance, value and peace of mind possible. We are an independent dealer of American Standard Heating & Air Conditioning products and excel in their installation and service.
Expert Solutions. Reliable equipment. Easy-to-talk-to people. For heating, cooling and refrigeration that delivers lasting results, you've got friends at Grenz!