The Geothermal Name to Trust in Hamilton Forgive the pride, but that would be us: Bill Spade Electric, Heating & Cooling! Hamilton, Ohio, residents have been turning to us to meet their geothermal heating and cooling needs for a number of years, now. We'd like to earn your assurance, as well. If you've been thinking of “going geothermal” but have put it off, you can definitely trust us on this: given today's unstable economy, there's never been a better time to discover the savings a geothermal heating and cooling system can provide. Want proof? Do a little simple math with our Geothermal Savings Calculator. Then contact Bill Spade Electric, Heating & Cooling for the finest geothermal system installation and service in Hamilton - and beyond!