Earth River Geothermal

Earth River Geothermal is Maryland's premier geothermal heating and cooling contractor, proudly serving homeowners across Central and Southern Maryland since its founding. Led by owner Mark Schultz, Earth River Geothermal specializes in vertical closed-loop geothermal heat pump systems, offering complete installation, maintenance, and repair services. As an authorized WaterFurnace dealer, Earth River Geothermal provides industry-leading geothermal heat pump equipment combined with expert installation. Their team brings decades of experience in residential renewable energy, helping Maryland families reduce energy costs by up to 70% while enjoying year-round comfort. Earth River Geothermal's commitment to quality workmanship, customer education, and sustainable energy solutions has earned them a reputation as one of the most trusted geothermal contractors in the Annapolis and greater Maryland region.