Buckeye Lake, Ohio, Is Going Geothermal! Hottinger Geothermal has definitely had a hand in that! We're a heating and cooling contractor who’s specialty is installing and servicing geothermal systems right here in Buckeye Lake, Ohio. Area residents place their confidence in us for ... our professional, knowledgeable staff our proficient geothermal installation and service capabilities the planning assistance and advice we provide - to help Buckeye Lake customers maximize the potential in their geothermal installations geothermal heating and cooling systems from the most esteemed name in the business: WaterFurnace If you've been considering going geothermal, contact Hottinger Geothermal today, Buckeye Lake's top geothermal contractor. (For a quick overview of the kind savings your family could be getting with a geothermal heating and cooling system, try our easy Geothermal Savings Calculator.)