📍 401 N Country Ln, Fond Du Lac, WI, 54935
📞 920-322-7411
Built on four generations of dedicated service, D.R. Kohlman is proud to provide heating, air conditioning and ventilation services to residential and commercial customers across eastern Wisconsin. We install, service and repair all types of heating, cooling, and indoor air quality systems. Kohlman Hardware, Heating and Tinning began when a small town hardware store was purchased by Frank Kohlman in 1913, then owned by Herman, Robert and most recently Douglas Kohlman. The original building was located in the middle of downtown and the company continues to be based in St. Cloud, Wisconsin. In 1970, a decision was made to specialize in heating, ventilation and air-conditioning, and today our company employs thirteen full and part-time team members. Our technicians receive specialized training through apprenticeship programs in sheet metal fabrication, pipe fitting, and heating and refrigeration service, as well as on-site training at our equipment manufacturers? training centers. D.R. Kohlman, Inc. is proud to continue providing exceptional heating, air conditioning and ventilation services to customers across eastern Wisconsin with work ranging from small residential to complex commercial and design-build projects. We strive to continuously improve our service and remain current with the rapidly changing technology and equipment in our industry so that we can consistently serve our customer?s needs. Considering a new heating or cooling system? Our expert staff is trained to help you select the efficient, reliable system to meet all of your home comfort needs. We are also indoor air quality experts, with solutions to help address the complex ?sick house syndrome? and ease symptoms of allergies and asthma associated with indoor air pollution. Emergency Repair Service is available 24 hours a day, 7 days a week. No matter what problem you are having with your home comfort system, we can help. Call D.R. Kohlman at 920-999-4631 any time of the day or night, and one of our friendly, highly trained service technicians will be there to get your system back up and running the way it should be. Preventive maintenance is essential to extend the life of your HVAC systems and protect your investment. Join our Preferred Customer Club and enjoy the security of our annual preventative maintenance program to keep your heating and/or cooling system in top condition, minimize your heating and cooling costs, help prevent costly breakdowns, and give you preferred service in the event of an emergency. Contact us today to schedule your appointment!
Updated Aug 2026
📍 160 S Brooke St, Fond Du Lac, WI, 54935
📞 920-923-9500
🌐 wesleyheating.com
📍 1305a Industrial Pkwy, Fond Du Lac, WI, 54937
📞 920-426-5560
Updated Sep 2026
📍 251 Griffith St, Fond Du Lac, WI, 54935
📞 920-924-6742
🌐 airtechhtg.com
Air Tech Heating Inc is a heating contractor based in Fond Du Lac, Wisconsin, offering a range of services including heating, ventilating, and air conditioning. They specialize in high efficiency furnaces, geothermal systems, and provide 24-hour emergency service. The company is fully insured and has a recent online presence, indicating active engagement with the community.
📍 689 Fond Du Lac Ave, Fond Du Lac, WI, 54935
📞 920-922-1480
📍 136 S Brooke St, Fond Du Lac, WI, 54935
📞 920-922-4770
Updated Sep 2026
📍 1305a Industrial Pkwy, Fond Du Lac, WI, 54937
📞 920-426-5560
🌐 airtechhtg.com
Airtech Heating Inc is an HVAC contractor located in Fond Du Lac, Wisconsin, specializing in heating, ventilation, and air conditioning services. They offer a range of solutions including new installations, replacement specialists, and geothermal systems. The company is fully insured and focuses on high-efficiency furnaces, boilers, and in-floor hot water radiant heat systems. With a recent online presence noted in 2026, they are well-equipped to handle various heating and cooling needs.