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Reviews for Janssen Heating & Cooling

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  • December 2025

    My heat went out and the house was getting cold. I called and within an hour Jim showed up to save me. He found the problem and had it fixed in under an hour. I was so happy that it didn’t cost me an arm and a leg. I would definitely recommend them to save you too.

  • November 2025

    We can't praise Janssen enough! They have saved us multiple times over the last 4 years from carbon monoxide issues to a problem with our boiler, normal maintenance and then they even fixed a broken pipe for us! Their customer service is one of the best we've ever experienced. You can tell they truly care about their customers! We will forever be customers of Janssen! You will not be disappointed choosing them for your HVAC services.

  • April 2024

    Absolutely fantastic. They are friendly fast and the gas smells like farts. I've been coming here since 2010. Mike is very helpful whether you're looking to refill a tank or hook something up bigger.

  • Janssen Heating & Cooling

    2902 E Main St, Merrill

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