Crestview Looks to Us for Geothermal Heating & Cooling! We're Energy Systems. And we're known throughout Crestview, Florida, for our geothermal heating and cooling knowledge. Residents turn to us for ... first-class geothermal system installation and service qualified, 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 credible names - WaterFurnace recommendation on how to get the most from their geothermal heating and cooling installation Of course, an important reason people look to us to begin with is for the savings they can realize 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 Energy Systems. We'll show you more of what makes geothermal systems the optimum choice for year-round heating and cooling comfort in Crestview.