German Baltic Chamber of Commerce in Estonia, Latvia, Lithuania (AHK Baltic) Energy Scouts in Unternehmen senken den Energieverbrauch Energie & Ressourcen effizient nutzen German-Hungarian Chamber of Industry and Commerce German-Hellenic Chamber of Industry and Commerce (AHK Greece) DIHK Service GmbH Deutsch-Ungarische Industrie- und Handelskammer (AHK Ungarn) German-Bulgarian Chamber of Industry and Commerce (AHK Bulgaria) German-Czech Chamber of Industry and Commerce (AHK Czechia) German-Slovak Chamber of Industry and Commerce (AHK Slovakia)