About Ground Source Systems, Inc. Your Western Montana Area Expert Geothermal Source If you are looking for a company that is a one-stop shop for all your Western Montana geothermal heating and cooling needs, you can depend on Ground Source Systems, Inc. to provide you with all this including... planning assistance. complete comfort system installation. routine service and maintenance. emergency repair. energy-saving advice and consultation. Providing total customer satisfaction is our utmost priority in the Western Montana area, and our highly qualified professional staff will see to that.It's difficult not to be satisfied when you select the best heating and cooling system in the industry today. We will see to it that your new system lives up to all of your demands, helping you to save big money on your energy costs and boost your home's conditioning efficiency. Contact Ground Source Systems, Inc. today to get a free estimate and a cost savings analysis for your home.