Junction City Geothermal Heating & Cooling Contractor In Junction City, Kansas, the geothermal heating and cooling contractor to call is Carlson Heating & AC, LLC. Our geothermal knowledge is second to none. And we offer the best products on the market in Junction City - or anywhere else, for that matter: geothermal heating and cooling systems! Try our Geothermal Savings Calculator. It'll tell you why so many homeowners are going geothermal. The monthly savings are huge! We can tell you plenty of other good reasons, too. And when you’re ready install? We'll see to it that your geothermal heating and cooling system is installed - and serviced – right! Contact Carlson Heating & AC, LLC today.