LEED AWCI.ORG/LEED The Leadership in Energy and Environmental Design Green Building Rating System FEATURED MEMBERS CEMCO LEED v4 and Sustainability Resources ClarkDietrich Building Systems Environmental Product Declarations Continental Building Products LEED-Leading Production The U.S. Green Building Council approved the LEED®system in 1998. Since then, it has gone through several refinements to become the most widely accepted program of its kind in the United States today. The AWCI member manufacturers highlighted here have made a special commitment to green building and to bringing that information to market through AWCI's media. DIGITAL EDITION awci.org/LEED AWCI's Member Products Catalog Primer 9http://www.AWCI.ORG/LEED