German-Serbian Chamber of Commerce (AHK Serbia)
German-Polish Chamber of Industry and Commerce (AHK Poland)
German-Croatian Chamber of Industry and Commerce (AHK Croatia)
German Baltic Chamber of Commerce in Estonia, Latvia, Lithuania (AHK Baltic)
Energy Scouts in Unternehmen senken den Energieverbrauch
Energie & Ressourcen effizient nutzen
Hochschule für Technik und Wirtschaft Berlin (HTW)
German-Hungarian Chamber of Industry and Commerce
Frank Bold Poland
Frank Bold Society, z.s.