With 1400+ affiliated contractors and 105+ training centers across the U.S. and Canada, the IUPAT can assist with finding the contractor or installer needed for any architectural glass and aluminum installation. The International Union of Painters and Allied Trades, our Glazing Apprenticeship Progra

The Glass and Glazing Federation (GGF) is the UK’s leading trade association for the glass and glazing industry, representing companies involved in the manufacture, supply, processing and installation of glass and glazing products while promoting high standards in technical performance, health ect.

Welcome to UWDMA. uPVC Window and Door Manufacturers Association - UWDMA is a non governmental organization formed by industry leaders to promote and propagate uPVC windows and doors and it's benefits to the Indian construction industry and general public at large.

The GLAS department is committed to the collective interests of its members in the social and technical field. In addition, it provides them with a variety of information. The GLAS department is the first point of contact for employers active in the flat glass industry.

Founded in 1927, the Window & Door Manufacturers Association is the premier trade association representing the leading manufacturers of residential and commercial window, door and skylight products for the domestic and export markets.