Northeast Iowa's Trusted Geothermal Contractor Johnson Comfort Systems, Inc. is the contractor more people in Northeast Iowa, Iowa, look to for geothermal installation and service. Our expertise is offering ... a professional work force – professionally trained, highly skilled, and thoroughly knowledgeable about everything geothermal solutions for our customer’s most pressing geothermal questions installation and service of the highest skill We're recognized, too, for offering the finest geothermal heating and cooling systems on the market today. Those would be WaterFurnace systems - naturally! If you’d like a little "crash course" on the advantages of geothermal heating and cooling, check out our Geothermal Savings Calculator. Energy savings aren’t the only benefits, of course. Wait till your family sees the year-round satisfaction a WaterFurnace geothermal system offers! Better yet, why wait? Contact Johnson Comfort Systems, Inc. today. You’ll soon discover why so many Northeast Iowa residents trust us for their geothermal heating and cooling needs.