SGI Heating and Cooling is a full service heating and cooling company. We specialize in residential add-on and replacement HVAC and Generator equipment. We are a premier provider of installed residential heating and air conditioning service for 34 Home Depot stores in Michigan and Northwestern Ohio. We also provide service and installation to all of our local communities including Genesee, Livingston, Shiawassee, Lapeer and Oakland Counties. We are committed to guiding you in the purchase of the right product to meet your heating and cooling needs so you can Enjoy your Home!