• Serving Sussex, Lannon and Lisbon in Waukesha County<

  • Category: Heating/Air Conditioning

    Fast and Efficient Heating and Air Conditioning Repairs Anywhere in Southeastern Wisconsin

    Interstate Heating has been offering the highest level of service for our residential, commercial, and industrial clients for over 50 years. Our mission, from the beginning, has been to excel where others can’t compete—with state-of-the-art heating, ventilating, and air conditioning systems and custom solutions that meet each customers’ unique needs.

    Free Estimates on Furnace and Air Conditioner Replacements
    We are also committed to making the best affordable, and offer free estimates and our 100 percent satisfaction guarantee for every installation. From indoor air quality to heat pumps and everything in between, depend on the experts at Interstate to be on target, on time, and on budget.

    N53 W24950 S Corporate Circle
    Sussex WI, 53089
    Business Phone: