1980-1983 Chemical Laboratory Assistant, Hüls AG, Marl Since 1983 Full-time elected member of the works council, Evonik Industries AG and its previous incorporations 2000-2002 Member, Deputy Chairman and Chairman of various works council committees, Evonik Industries AG and its previous incorporations Since 2011 Chairman of the Group Works Council of Evonik Industries AG, Essen
Chemical