Call for reliable furnace replacement in St. Johns MI. Furnace Trust our techs with your next AC repair in Dewitt MI.

For Furnace repair in St. Johns MI, call a company you trust.


Repair • Replace • Maintenance

Call Williams Heating-Cooling, Inc. for furnace repair and replacements, professional air duct cleaning, ventilation problems, and heat pump repair or furnace cleaning, and seasonal safety inspections. We are your complete Home Air Comfort Specialists.

Call the HVAC Specialists, Williams Heating-Cooling, Inc. today for high-efficiency furnace installations that will keep you and your family in low cost, eco-friendly comfort all year!

Heating Services

  • Furnace repair
  • Furnace service and cleaning
  • High-efficiency furnace
  • Heat pumps
  • Indoor air quality
  • Coil and duct sanitation
  • Duct cleaning
  • Home protection- smoke alarms, co detector,
    whole house surge protector
  • Whole-house humidifier
  • Duct repair/ reroute/ modification
  • Wifi/ smartphone thermostats
  • Residential zoning systems
  • Ductless mini systems
  • Weather sealing/ home efficiency
  • Thermostat service
  • Filter replacement
  • Attic Insulation

We Service, Repair & Install Most Furnace Brands Including...

Portfolio Gallery Of Our Work

Call for reliable furnace replacement in St. Johns MI. Williams Heating-Cooling, Inc. has certified technicians to take care of your furnace installation near Dewitt MI. See what makes Williams Heating-Cooling, Inc. your number one choice for furnace repair in Owosso MI. Trust our techs with your next furnace repair in St. Johns MI.
24 Hour Emergency Service Available(989) 862-5400
Williams Heating-Cooling, Inc.   |  
  541 N. Ovid St.  •  Elsie, MI 48831
  (989) 862-5400   |     Monday - Friday:  8:00am - 4:30pm
Home   |   Email Us   |   Schedule Service   |  
Get a Quote   |   Maintenance   |   Guarantees   |  
Employment   |   Reviews   |