Toralf Haag Ph.D. joined the Supervisory Board and Audit Committee in 2021 and is Chair of the Audit Committee. Since September 2024, Dr. Haag is Chief Executive Officer and Chairman of the Executive Board of Aurubis AG, a publicly-listed German company. Previously, Dr. Haag was Chief Executive Officer and Chairman of the Corporate Board of Management of Voith GmbH & Co. KGaA, a privately held German technology company. Before joining Voith as Chief Financial Officer in 2016, Dr. Haag served for more than 11 years as Chief Financial Officer and Member of the Executive Committee of Lonza Group AG. Dr. Haag earned a degree in business administration from the University of Augsburg and a Ph.D. from the University of Kiel.