In addition, he acts as the director of the Studio Interorganizational Systems of Research Studios Austria, a national research agency. Currently, he is Chair of UN/CEFACT’s Techniques and Methodologies Group (TMG) and member of UN/CEFACT’s Forum Management. Furthermore, he is also leading its efforts on the UN/CEFACT’s Modeling Methodology (UMM). He is the Chief Standards Officer (CSO) of Austria Pro/Austrian Chamber of Commerce and serves on its board of directors. In addition, he is leading the section on e-Commerce of the German computer society, Gesellschaft für Informatik (GI).