Westchester County, New York, Geothermal Verdae Geothermal is the best geothermal system contractor in Westchester County, New York. We'll help you comprehend all the benefits of geothermal heating and cooling. We’ll make sure your geothermal unit is properly installed, too. And when it comes time for service? Nobody in Westchester County does it better! Contact Verdae Geothermal today. Like a little sneak-peek at the savings a geothermal heating and cooling system can provide? Use our easy Geothermal Savings Calculator.