Warren County Looks to Us for Its Geothermal Needs We’re Bill Spade Electric, Heating & Cooling, the recognized "go-to" team for Warren County, Ohio's geothermal heating and cooling. Warren County residents look to us for ... quality WaterFurnace geothermal heating and cooling systems highend installation and service from highly skilled, highly trained professionals sound advice on how to get more out of their geothermal installations With the economy like it is, there's never been a opportune time to put a WaterFurnace geothermal system to use for you. And we're the professionals to do it in Warren County, Ohio. Contact Bill Spade Electric, Heating & Cooling today. Want to taste and see just how much "going geothermal" could save you on your energy bills? Take a moment or two with our easy Geothermal Savings Calculator.