Your Southeast North Carolina, , Geothermal Authority In Southeast North Carolina, , geothermal heating and cooling is rapidly gaining ground. It’s easy to see why. Ground conditions are perfect here. Also, take into consideration our seasonal temperature extremes. They make geothermal installations the perfect choice for heating and cooling comfort throughout the year. If you’d like to learn more on how much a geothermal system could reduce your costs in Southeast North Carolina, just plug your data into our handy Geothermal Savings Calculator. It’s simple. And the results might well surprise you. Then follow the lead of so many others in Southeast North Carolina Contact O'Brien Service Company. Let us apply our professionalism to the installation of your very own geothermal system. We stand on our word to ensure its properly installed and properly serviced – for outstanding heating and cooling.