Since July 2, 2009, Peter Buchner has been the CEO of S-Bahn Berlin GmbH. After studying business administration at the Ludwig-Maximilians-University in Munich, he started his career at the Deutsche Bundesbahn in Darmstadt as a project employee in "New Local Transportation" department.
This was followed by tasks as an employee in the business development of public transportation of the Deutsche Reichsbahn and as a project employee at the Usedomer Bäderbahn where he eventually became the managing director in 1994.
In 1996, Buchner became a consultant to the regional divisions at DB AG on the first tenders for rail passenger transport services. In 1997, he moved to the regional division Berlin-Brandenburg of DB Regio AG as Head of Controlling and Human Resources.
In 2000, he became a member of the Regional Executive Northeast in Finance and Marketing. In addition, Peter Buchner was managing director of Busverkehr Oder-Spree GmbH from 2001 to 2010 and managing director of Busverkehr Märkisch-Oderland GmbH from 2009 to 2010. Since 2013, he is chairman of the advisory board of the transport companies in the VBB.
On 1 November 2012, Karsten Preißel took over the management of the production division at the S-Bahn Berlin GmbH. Prior to that, he was responsible for the regional railway operations of Mecklenburg-Vorpommern, Berlin, and Brandenburg as the regional production executive at DB Regio, Region Northeast, since 2006.
The native Cottbusser is a railroader from the bottom up: After his skilled worker training for railway transportation technology at the German Reichsbahn he worked in Cottbus as a switchman, dispatcher and supervisor, studied railway transportation technology at the University of Applied Sciences in Gotha and went through various stations in Cottbus from the shift supervisor to the head of the Regio branch. Before he came to Berlin in 2005, he moved to the headquarters of DB AG in Frankfurt am Main for a career change, where he worked for the Executive Production Board.
Since April 9, 2014, Bastian Knabe has been responsible for the Finance division as Managing Director of the S-Bahn Berlin. The Heidelberg native brings both a business and a technical background.
After studying industrial engineering, he worked for an investment bank before moving to the regional networks of Deutsche Bahn AG in 2003. He subsequently worked in the group development of DB Mobility Logistics AG.
Most recently, he spent four years as Head of Controlling and Risk Management at Euro Cargo Rail in Paris, a subsidiary of DB Schenker.
Christoph Wachendorf started working for the S-Bahn Berlin as Managing Director on July 2, 2009. After studying business administration at the University of Münster followed by three years of university work, he began his career in 1985 at Mannesmann Demag AG in Duisburg as a consultant for human resources.
After several positions in human resources in mechanical engineering, he took over the position of Head of HR Management at Mannesmann Arcor AG & Co. in 1994 before moving to the Deutsche Bahn Group at DB Telematik GmbH in 2002.
In the following years he was the managing director of human resources at DB Technical Services GmbH, the managing director of DB JobService GmbH and, since 2008, DB AG Head of Public Administration and BEV (HBB), Head of Program Management Employment Conditions (HBP).