Steve Karolyi founded Karolyi’s Heating, Cooling and Refrigeration in 1998. Steve is a licensed, certified mechanical contractor, master electrician, and boiler installer. His company is a one-stop shop for almost any residential or commercial need.

On the residential side, the staff at Karolyi’s Heating, Cooling and Refrigeration specialize in the installation, maintenance, and repair of residential heating units, air conditioning systems, and hot water heaters. We work with the top brands and bring over 20 years of experience taking care of residential customers throughout the Metro Detroit area. Our service technicians are also specially trained to service your indoor air quality needs. We can install, maintain and repair indoor air quality (IAQ) services including UV lights and whole-house filtration. We sell and service all brands and are a Comfortmaker authorized dealer, which includes Comfortmaker’s 10-year warranty on parts and Karolyi’s Inc.’s limited labor warranty.