U.S. Green Building Council:
www.usgbc.org

German Sustainable Building Council:
www.dgnb.de

TAIM e.V. - Federation of Industrial Metal Ceiling Manufacturers
www.taim.info

raumwelten³ - Innovative Industrial Partnership for Integrated and Coordinated Room Solutions:
www.raumwelten3.de

EEC - Research for energy-optimised construction
www.energy-efficiency-center.de

EiiF - European Industrial Insulation Foundation
www.eiif.org