With over 30 years of experience in the HVAC industry and thousands of satisfied customers, you can rely on Green City Heating and Air Conditioning. ETHICS We take the time to educate you about your system, assess your heating and cooling needs, and make best-fit suggestions for your budget. EXPERIENCE Our staff of factory-certified technicians are experts in selecting systems with comfort, reliability, ease of maintenance, and efficiency in mind. ASSURANCE We provide a five-year warranty on material and labor, because when it comes to your heating or cooling system, peace of mind is priceless. We have fixed thousands of heating systems. We service most major brands of furnace equipment, including York, Bryant, Carrier, Lennox, Coleman, and Rheem. Our certified, factory-trained service technicians are standing by should you need furnace service, diagnostics, or repairs.