Southern Lancaster County Looks to Us for Geothermal Heating & Cooling! We're Gochnauer at Home. And we're distinguished throughout Southern Lancaster County, Pennsylvania, for our geothermal heating and cooling expertise. Homeowners 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 recommendation on how to get the most from their geothermal heating and cooling installation Obviously, a major reason people turn to us to begin with is for the savings they can realize on their energy bills with a geothermal system. Want a look? Give our Geothermal Savings Calculator a go. Then push forward with the next step and contact Gochnauer at Home. We'll walk you through more of what makes geothermal systems the optimum choice for year-round heating and cooling comfort in Southern Lancaster County.