Founded in 1956, the Metal Building Manufacturers Association (MBMA) promotes the benefits of metal building systems, including metal roofing, to architects, code officials and other building professionals. The MBMA has been instrumental in providing research and engineering leadership designed to improve the efficiency and quality of metal building systems. The MBMA web site contains a great deal of useful information, including a directory of members, a bookstore and the latest news and technical information about the industry.