Colleyville Looks to Us for Geothermal Heating & Cooling! We're Geo-Thermal Distribution Co., LLC. And we're recognized throughout Colleyville, Texas, 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 detail of geothermal heating and cooling - and know how to help you understand recommendation on how to maximize the potential from their geothermal heating and cooling installation Obviously, a significant 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 push forward with the next step and contact Geo-Thermal Distribution Co., LLC. We'll walk you through more of what makes geothermal systems the top choice for year-round heating and cooling comfort in Colleyville.