Founded in 1948, the National Glass Association (NGA), www.glass.org, combined with the Glass Association of North America (GANA), www.glasswebsite.com on February 1, 2018 to form the largest trade association serving the architectural glass and metals industry supply chain, including glazing contractors, full-service glass companies, glass fabricators, primary glass manufacturers and suppliers to the industry. It is a technical powerhouse that brings some of the best minds to the table to create technical resources and promote and advocate for glass in buildings. NGA’s education and training programs—both online at MyGlassClass.com and in-person at association-sponsored events—and its official publication Glass Magazine, keep the industry knowledgeable and well-informed. NGA also produces the industry’s largest annual trade show in the Americas, GlassBuild America, and hosts the Building Envelope Contractors Conference, the Glazing Executives Forum and other educational and networking events, bringing together thousands of industry professionals to help them build more profitable businesses.
An initiative of the National Glass Association, the Window & Door Dealers Alliance (WDDA), www.wddalliance.org, represents the interests of retail, wholesale and installing dealers of new and replacement windows, doors, skylights and related building products. The WDDA provides services for its member companies, and keeps them informed through Window & Door’s family of print and electronic publications. The WDDA also co-produces the industry’s largest annual trade show in the Americas, GlassBuild America, and hosts Window & Door Dealer Days bringing together thousands of industry professionals to help them build more profitable businesses.