We're Waterloo's Primary Geothermal Contractor! Waterloo, Nebraska, homeowners have all sorts of reasons for desiring a geothermal heating and cooling system: exceptional year-round comfort – no matter how extreme the weather variations smooth operating efficiency energy efficiency (They’d be hard-pressed to find a more "green," more natural way to heat and cool their homes!) significant – often outstanding – savings on their energy bills superior installation and maintenance from Complete Comfort, Waterloo's geothermal professionals. Discover more about what a geothermal heating and cooling system can do to benefit your family's comfort. Look at our Geothermal Savings Calculator. Then contact Complete Comfort. We sell, install, and service WaterFurnace geothermal systems, the finest in the industry today.