Bloomington Looks to Us for Geothermal Heating & Cooling! We're Truesdel Heating-Cooling and Maintenance LLC. And we're recognized throughout Bloomington, Indiana, for our geothermal heating and cooling expertise. Residents look to us for ... superior geothermal system installation and service experienced, highly trained personnel who know every aspect of geothermal heating and cooling - and know how to help you understand geothermal systems from one of the industry's most established names - WaterFurnace advice on how to get the most from their geothermal heating and cooling installation Of course, an important reason people look to us in the first place is for the savings they can get on their energy bills with a geothermal system. Want a snap shot? Give our Geothermal Savings Calculator a go. Then take the next step and contact Truesdel Heating-Cooling and Maintenance LLC. We'll walk you through more of what makes geothermal systems the optimum choice for year-round heating and cooling comfort in Bloomington.