Since 2010, Mr. Jörn Schwarze is a board member of the Kölner Verkehrs-Betriebe AG and responsible for the technical department. Mr. Schwarze studied mechanical engineering at the University of Hanover and graduated with a diploma degree. After his studies, Mr. Schwarze worked at Siemens AG as first as a trainee and later as the deputy of the operating engineer. Thereafter Mr. Schwarze was head of different business areas at the "Lübecker Maschienenbau Gesellschaft" and then head of production at "Siempelkamp Maschienen- und Anlagenbau GmbH". After this he worked for the DB Netz AG, where he was head of “Werk Oberbaustoffe (Witten/Schwardorf)” and later head of Production of the Regional Division West.