Established in 1992, Aire Serv Heating & Air Conditioning is a global franchise organization that provides installation, maintenance and repair services for heating, ventilation and indoor air quality systems. It has more than 100 franchisees throughout the world. The company s franchisees provide services to residential and commercial customers at more than 170 locations in the United States and Canada. Aire Serv Heating & Air Conditioning offers air cleaning and purification and duct sealing and cleaning services. It is a subsidiary of The Dwyer Group, which is a worldwide franchise holding corporation that supports more than 1,100 franchisees in the United States and over 20 countries.