Clinton, Tennessee, Geothermal Heating & Cooling We're spreading the word throughout Clinton, Tennessee: in today's economy, geothermal heating and cooling is definitely the right choice! Ground conditions in Clinton are perfect. And our seasonal temperatures? They fluctuate enough in extremes to almost guarantee that geothermal heating and cooling will provide the best year-round comfort. You'll love how much a geothermal system can cut your energy expenses, too. The proof? Take a look at our Geothermal Savings Calculator. Contact Pioneer Heating and Air Conditioning, Inc. today. We've got quite a bit more to tell you about the benefits of geothermal heating and cooling in Clinton. Best of all, we install and service WaterFurnace geothermal systems, the finest on the market.