Supervisory Board

The Supervisory Board has eight members. It is made up of shareholder and employee representatives. The shareholders' representatives are chosen by the Shareholders’ Meeting, the employees' respresentatives are appointed by the workers' council.

The Supervisory Board are in dialog with the members of the executive board and monitors and advises them in the running of the company.


Dr. Engelbert Heimes
Advisor to The Carlyle Group

Deputy Chairman:

Jörg Ihde
Chairman of Worker´s Council H.C. Starck GmbH, Goslar

Gregor P. Böhm
Managing Director The Carlyle Group, London

Dr. Reinhard Gradl
Chairman Allnex S.à r.l., Luxembourg
(Portfolio Company of Advent International)

Wilhelm Plumpe
Managing Director NUKEM Isotopes GmbH, Alzenau
(Portfolio Company of Advent International)

Michael Banse
Member of Worker´s Council H.C. Starck GmbH, Goslar

Jörg Liebermann
District Manager IG BCE, Wolfenbüttel