Lawrence, Kansas, Is Going Geothermal! Ground Source, Inc. 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 Lawrence, Kansas. Area homeowners trust us for ... our professional, highly educated staff our proficient geothermal installation and service capabilities the planning assistance and advice we give - to help Lawrence customers get the most from their geothermal installations geothermal heating and cooling systems from the most prestigious name in the business: WaterFurnace If you've been considering going geothermal, contact Ground Source, Inc. today, Lawrence's best geothermal contractor. (For a preview of the kind savings your family could experience with a geothermal heating and cooling system, try our easy Geothermal Savings Calculator.)