We're the Geothermal Experts in Sturgeon Lake! At Willow River Geothermal , we are experts in geothermal heating and cooling systems. Sturgeon Lake residents know we provide... the best geothermal systems on the market today finest geothermal installation and service the kind of support that helps them recognize the full comfort and energy-savings expected from a geothermal system (Our Geothermal Savings Calculator will suggest potential monetary benefits. We believe you like what you see!) In Sturgeon Lake, Minnesota, we're obviously the geothermal heating and cooling contractor to call. Contact Willow River Geothermal today.