📍 1899 Portage Way, Elgin, IL, 60123
📞 847-742-2780
📍 544 Delaware Dr, Lake In The Hills, IL, 60156
📞 847-458-5899
🌐 www.comfortkinghvacil.com
ComfortKing Heating & Cooling Since 1972 A/C or Furnace Clean & Check including Water Heater Inspection $89.00 Performed by NATE & ETI Certified Technicians Do It Right or Don't Do It At All! Call Now For A Free Estimate 847-458-5899 Licensed/Insured 24 Hour Emergency Service All Brands www.comfortkinghvacil.com
📍 Serving Your Area, Hanover Park, IL, 60133
📞 224-201-5554
🌐 www.forperfectcomfort.com
Heating, Air Conditioning and Air Purification Systems installation, service and repair.
📍 Serving Your Area, Bartlett, IL, 60103
📞 847-798-6232
🌐 cahillinc.com
Updated Oct 2026
📍 1410 Lancaster Ave, Saint Charles, IL, 60174
📞 630-584-3373
🌐 mcduffeeheating-cooling.com
Mcduffee Chas Heating & Air Conditioning Co is located in Saint Charles, Illinois, specializing in heating and air conditioning equipment. The company offers a full year guarantee on all repairs and is accredited by the Better Business Bureau. Customers in the area can rely on this business for reliable service in HVAC needs.
📍 652 W Terra Cotta Ave, Crystal Lake, IL, 60014
📞 847-658-8121
Updated Oct 2026
📍 1706 Il Route 176, Crystal Lake, IL, 60014
📞 815-444-9900
🌐 mchenryheating.com
Mchenry Heating & Air is a heating and air conditioning service provider located in Crystal Lake, Illinois. They offer a wide range of services including 24-hour emergency service, water main repair, sewer excavation, and sump pump installation. The company provides products from major brands such as furnaces, humidifiers, air conditioners, and boilers. Their recent online activity indicates an active presence, making them a reliable option for heating and cooling needs in the area.