Member: Chamber of Commerce Arnsberg, Hellweg-Sauerland (IHK Arnsberg, Hellweg-Sauerland) More about member
Member: Chamber of Commerce and Industry Bodensee-Oberschwaben (IHK Bodensee-Oberschwaben) More about member
Member: ifo Institute – Leibniz Institute for Economic Research at the University of Munich More about member
Member: Central Hesse Chamber of Industry and Commerce Association Giessen-Friedberg, Lann-Diel, Limburg (IHK-Verbund Mittelhessen) More about member