Overview Founded in 1948, the National Glass Association is the largest trade association representing the flat (architectural and automotive) glass industry. We represent nearly 4,000 member companies and locations, and produce the industry's leading events and publications. NGA's Mission: To provide information and education, as well as promote quality workmanship, ethics, and safety in the architectural, automotive and window and door glass industries. NGA acts as a clearinghouse for industry information, a catalyst in education and training matters, and a powerful voice on behalf of our members. NGA helps industry professionals through education and training programs that raise the level of quality workmanship. We offer certifications in auto glass replacement, auto glass repair, and glass installation for individuals that pass computerized exams and prove themselves through years of experience. We also act as a clearinghouse for information and link professionals with job listings, suppliers, and technical support. NGA helps consumers by acting as a resource for everything from finding professionals to providing information on the latest trends and issues. Our members are proud to adhere to a code of ethics that serve to assure public confidence in the integrity and service of glass professionals everywhere.