Dieter is permanently working and living in Brussels, where he represents the interests of the Dutch Water Authorities and the Dutch water companies. Since 2016, he is lobbying on all water-related EU legislation. By doing so, he is active in many EU umbrella organisations and maintaining close contact with key EU decisionmakers at the European Commission, Council and European Parliament. Dieter also worked at the Permanent Representation of the Netherlands to the European Union, during the EU Council Presidency. Before that he worked as policy advisor in the European Parliament. He holds a BA Political Science and MA of European Union Studies of Leiden University.