Dr. Gerhard Cromme
Chairman of the Supervisory Board of Siemens AG
Member since: 1/23/2003
Berthold Huber*
First Deputy Chairman
First Chairman, IG Metall
Member since: 7/1/2004
Dr. Josef Ackermann
Second Deputy Chairman
Chairman of the Board of Directors of Zurich Insurance Group AG
Member since: 1/23/2003
Lothar Adler*
Chairman of the Central Works Council of Siemens AG
Member since: 1/23/2003
Gerd von Brandenstein
Member of the Supervisory Board of degewo AG
Member since: 1/24/2008
Michael Diekmann
Chairman of the Board of Management of Allianz SE
Member since: 1/24/2008
Dr. Hans Michael Gaul
Chairman of the Audit Committee of Siemens AG
Member since: 1/24/2008
Prof. Dr. Peter Gruss
President of the Max Planck Society for the
Advancement of Science e.V.
Member since: 1/24/2008
Bettina Haller*
Chairwoman of the Combine Works Council, Siemens AG
Member since: 4/1/2007
Hans-Jürgen Hartung*
Chairman of the Works Council, Siemens Energy Sector, Erlangen, Germany
Member since: 1/27/2009
Robert Kensbock*
Member of the Central Works Council of Siemens AG
Member since: 1/23/2013
Harald Kern*
Member of the Central Works Council of Siemens AG
Member since: 1/24/2008
Jürgen Kerner*
Executive Managing Board Member of IG Metall
Member since: 1/25/2012
Dr. Nicola Leibinger-Kammüller
President and Chairwoman of the Managing Board of TRUMPF GmbH + Co. KG
Member since: 1/24/2008
Gérard Mestrallet
President and Chief Executive Officer of GDF SUEZ S.A.
Member since: 1/23/2013
Güler Sabancı
Chairwoman and Managing Director of Hacı Ömer Sabancı Holding A.Ș.
Member since: 1/23/2013
Prof. Dr. Rainer Sieg*
Chairman of the Committee of Spokespersons,
Siemens group
Chairman of the Central Committee of Spokespersons,
Siemens AG
Member since: 1/24/2008
Birgit Steinborn*
Deputy Chairwoman of the Central Works Council, Siemens AG
Member since: 1/24/2008
Sibylle Wankel*
Attorney, Bavarian Regional Headquarters, IG Metall
Member since: 4/1/2009
Werner Wenning
Chairman of the Supervisory Boards of Bayer AG and E.ON SE
Member since: 1/23/2013
The Supervisory Board of Siemens AG has 20 members. As stipulated by the German Codetermination Act, half of the members represent Company shareholders, and half represent Company employees. The shareholder representatives were elected at the Annual Shareholders' Meeting on January 23, 2013, and the employee representatives, whose names are marked with an asterisk (*), were either elected by an assembly of employee delegates on September 25, 2012, effective as of the end of the Annual Shareholders' Meeting on January 23, 2013, or replaced an employee representative who had resigned from the Supervisory Board. The Supervisory Board is elected for five years.