About Us

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.

On the commercial side, in addition to expertly addressing any heating, cooling and electrical need, Karolyi’s also specializes in the installation and repair of commercial kitchen equipment, refrigeration, exhaust fans, ventilation units, and more. Our employees are factory certified Stoelting repair technicians, Manitowoc ice machine authorized repair technicians, and are an authorized True Manufacturing repair company.

Whether it’s residential or commercial, Karolyi’s Heating, Cooling and Refrigeration is ready to earn your business. Call us today!