Member: Chamber of Commerce and Industry Middle Lower Rhine (IHK Mittlerer Niederrhein) More about member
Member: Chamber of Commerce and Industry Northern Black Forest (IHK Nordschwarzwald) More about member
Member: Chamber of Commerce and Industry Nuremberg (IHK Nürnberg für Mittelfranken) More about member
Member: Chamber of Commerce and Industry East Westphalia, Bielefeld (IHK Ostwestfalen zu Bielefeld) More about member