We would like to welcome you to Hepler Geothermal Inc.s Williamsport geothermal resource center. Were proud to be one of the finest providers of WaterFurnace geothermal products for the Williamsport area. Whether you need routine maintenance, equipment repair, or an entire comfort system - Hepler Geothermal Inc. has the qualifications and skills you need. Let us build you a solution that uses the clean, renewable energy in your backyard to give you savings up to 70% on heating, cooling and hot water.