1. ROCKWOOL International A/S, Hovedgaden 584, 2640 Hedehusene, Denmark
2. URSA Insulation, Paseo de Recoletos, 28004 Madrid, Spain
3. Knauf Insulation, Rue de Maestricht 95, 4600 Vise, Belgium
4. Saint-Gobain, 12 place de l’Iris, 92096 La Defense Cedex, France
5. Paroc Group Oy, Energiakuja 3, 00181 Helsinki, Finland
6. European Insulation Manufacturers Association, Avenue Louise 375, 1050 Brussels, Belgium