Geothermal is Big in Newark! Geothermal heating and cooling is enjoyed by countless residents in Newark, Ohio. And why wouldn't they love it? Our geothermal systems, because of our fluctuating temperature extremes, are an excellent choice for year-round heating and cooling comfort. We also have just the right soil conditions. With that said, you should checkout how much you can reduce your monthly costs in Newark with your own geothermal system. Check out our handy Geothermal Savings Calculator to find out. Once you have seen how great your savings can be, contact the experts at Hottinger Geothermal, just like so many other Newark residents have done. We would be honored to assist you in planning your geothermal system so that it's installed right.Our highly skilled and friendly staff will also make sure you get the most out of it.