ph Sven Kaufmann, Dusseldorf (since July 1, 2015) Responsible for the Nutrition & Care, Resource Efficiency and Performance Materials segments a) Evonik Nutrition & Care GmbH (since July 1, Juli 2015*, Chair since September 14, 2015) Evonik Resource Efficiency GmbH (since July 1, 2015*, Chair since September 3, 2015) E