Asociatii Austrian Association of Prefabricated Building Manufacturers (ÖFV) Asociatii UK Timber Frame Association Asociatii Bulgarian Union of the Producers of Prefabricated Houses (BSPSK) Asociatii Association of Prefabricated Building Manufactures (ADMD) Asociatii Swiss association for certified quality houses (VGQ) Asociatii Association of Wood Processing Manufacturers of the Slovak Republic (ZSD SR) Asociatii Association of German Premanufactured Building (BDF) Asociatii Sveriges Trähusfabrikers Riksförbund/Trä- och Möbelindustriförbundet Asociatii Irish Timber Frame Manufacturers Association Asociatii ÉVOSZ section for prefabricated houses constructors Asociatii Italian Association of Wooden Premanufactured Houses (Lignius) Asociatii European Federation of Premanufactured Building (EFV) Asociatii
