Supervisory Board

As required by the German Codetermination Act, the company's shareholders and its employees each select one half of the 20-member Supervisory Board.

Supervisory Board members

Jim Hagemann Snabe

Chairman
Chairman of the Supervisory Board of Siemens AG Chairman of the Board of Directors of A.P. Møller–Mærsk A/S

Member since: 10/01/2013

Birgit Steinborn*

First Deputy Chairwoman
Chairwoman of the Central Works Council of Siemens AG
Member since: 1/24/2008

Werner Brandt (Dr. rer. pol.)

Second Deputy Chairman
Chairman of the Supervisory Board of RWE AG

Chairman of the Supervisory Board of ProSiebenSat.1 Media SE

Member since: 1/31/2018

Tobias Bäumler* 

Deputy Chairman of the Central Works Council and the Combine Works Council of Siemens AG 

Member since: 10/16/2020

Michael Diekmann

Chairman of the Supervisory Board of Allianz SE
Member since: 1/24/2008

Andrea Fehrmann (Dr. phil.)*

Trade Union Secretary, IG Metall Regional Office for Bavaria
Member since: 1/31/2018

Bettina Haller*

Chairwoman of the Combine Works Council of Siemens AG
Member since: 4/01/2007

Harald Kern*

Chairman of the Siemens Europe Committee
Member since: 1/24/2008

Jürgen Kerner*

Chief Treasurer and Executive Member of the Managing Board of IG Metall

Member since: 1/25/2012

Benoît Potier

Chairman and Chief Executive Officer of Air Liquide S.A.
Member since: 1/31/2018

Hagen Reimer*

Trade Union Secretary of the Managing Board of IG Metall

Member since: 1/30/2019

Norbert Reithofer (Dr.-Ing. Dr.-Ing. E.h.)

Chairman of the Supervisory Board of Bayerische Motoren Werke Aktiengesellschaft
Member since: 1/27/2015

Kasper Rørsted

Chief Executive Officer and Board Member of adidas AG

Member since: 2/3/2021

Baroness Nemat Shafik (DBE, DPhil)

Director of the London School of Economics
Member since: 1/31/2018

Nathalie von Siemens (Dr. phil.)

Member of Supervisory Boards
Member since: 1/27/2015

Michael Sigmund*

Chairman of the Committee of Spokespersons of the Siemens Group; Chairman of the Central Committee of Spokespersons of Siemens AG
Member since: 3/01/14

Dorothea Simon*

Chairwoman of the Central Works Council of Siemens Healthcare GmbH
Member since: 10/01/2017

Grazia Vittadini

Supervisory Board Member

Member since: 2/3/2021

Matthias Zachert

Chairman of the Board of Management of LANXESS AG
Member since: 1/31/2018

Gunnar Zukunft*

Deputy Chairman of the Central Works Council of Siemens Industry Software GmbH
Member since: 1/31/2018

Additional information on the Supervisory Board

Find further information regarding the Supervisory Board Committees and the period of office.

Supervisory Board Committees

The following table provides an overview of the composition of the various Standing Committees of the Supervisory Board. Click the individual designations to find out more about the Committees' work.

Legal Information

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 term of office of the Supervisory Board members will expire in principle at the conclusion of the Annual Shareholders’ Meeting in 2023. The term of office of Ms. Leibinger-Kammüller, Mr. Snabe and Mr. Wenning will expire at the conclusion of the Annual Shareholders’ Meeting in 2021. The employee representatives are marked with an asterisk (*).

Further Information

Corporate Governance

Corporate Governance

Two-tier Board Structure – Articles of Association and Bylaws – German Corporate Governance Code – Director’s Dealings

Articles of Association and Bylaws

Articles of Association and Bylaws

Information on the Articles of Association and bylaws of Siemens AG