We have good chemistry.


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Zschimmer & Schwarz is managed with a clear mandate, and in close consultation with the shareholders: in the spirit of a responsible family business, we do not plan just for the next quarterly figures, but for future generations. Sustainable growth, a long-term vision, financial independence as well as prosperity and security for all employees are the pillars of our self-understanding. The international group is managed with a strong awareness for the continued healthy development of Zschimmer & Schwarz.

Dr Christoph Riemer
Chief Executive Officer

Dr Christoph Riemer was born in Hamburg, Germany, in 1969. After receiving his doctorate in organic chemistry, he worked for Süd-Chemie AG (1998 – 2005, Germany and the UK), McKinsey & Company, Inc. (2006 – 2008, Germany), Süd-Chemie AG / Clariant AG (2008 – 2012, Germany and South Africa) and Wacker Chemie AG (2012 – 2022, Germany). Dr Christoph Riemer has been with Zschimmer & Schwarz since August 2022.

Dietmar Clausen
Chief Financial Officer

Dietmar Clausen was born in Flensburg, Germany, in 1961, and has a degree in Business Administration. After working for Deloitte (1982 – 1992), Linde AG (1992 – 2005) and Kion GmbH (2005 – 2007), he joined Zschimmer & Schwarz in 2007.

Dr Felix Grimm
Chief Operating Officer

Dr Felix Grimm was born in Offenbach am Main, Germany, in 1968. After obtaining his doctorate in organic chemistry, he worked for Clariant AG in Germany (1998 – 2007), France (2007 – 2011) and Switzerland (2011 – 2021). Dr Felix Grimm has been Chief Operating Officer at Zschimmer & Schwarz since November 2022.