LEED: U.S. Green Building Company             Air Conditioning Contractors of America       American Society of Heating, Refrigerating and Air-Conditioning Engineers         Local 80       

North American Technician ExellenceSheet Metal and Air Conditioning Contractors' National Association          Building Commissioning Association


       The Unico System         Home Energy Rating System


   mechanical Contractors Association                   Ann Arbor Cahmber of Commerce


        Local 190