Managing Board Members

Managing Board

Ralf P. Thomas, Prof. Dr. rer. pol.

Chief Financial Officer and Member of the Managing Board of Siemens AG


(as of December 1, 2019)


Born on March 7, 1961 in Nuremberg, Germany

Special responsibilities

Controlling and Finance
Siemens Healthineers*

Siemens Financial Services

Siemens Real Estate Services


Secondary school, baccalaureate
Apprenticeship in business administration
Studied economics and business administration at the University of Erlangen-Nuremberg, Diploma
Doctorate in income tax accounting (1994)

Professional history

Started his career with Siemens

Siemens Ltd., South Africa
- Head of Accounting and Treasury

Siemens Medical Solutions
- Performance Controller

Siemens Medical Solutions
- CFO of the Angiography, Fluoroscopic and Radiographic Systems Division

Siemens AG
- Head of Corporate Finance Accounting, Controlling, Reporting and Taxes

Siemens AG, Erlangen, Germany
- CFO of the Industry Sector

Member of the Managing Board of Siemens AG
- Chief Financial Officer



- Awarded Extraordinary Professorship in Economics and Business Administration by the University of Erlangen-Nuremberg

- Member of the Supervisory Board and Chairman of the Audit Committee of Siemens Healthineers AG and Siemens Healthcare GmbH



- Chairman of the Supervisory Board of Siemens Healthineers AG and Siemens Healthcare GmbH (since December 1, 2019)


Memberships in other boards or committees

- Chairman of the Stock Exchange Commission of Experts at Germany's Federal Ministry of Finance

- Member of the Administrative Board and Treasurer of the Max Planck Society for the Advancement of Science e.V. (MPG)

- Chairman of the Administrative Board of the Accounting Standards Committee of Germany (DRSC)

Company group positions are listed in the annual report and will be updated on a yearly basis.


* listed on the stock exchange