Heinz Kundert

Chairman of the Board


Born 1952, Swiss citizen

Heinz Kundert served as CEO of the VAT Group from 2015 to 2018, which he transformed from a family owned company into a stock-listed industrial group. His carrier started in various management positions in Europe and Asia for Oerlikon-Buehrle, Balzers & Leybold. Later he became CEO of Unaxis, a global supplier of Thin Films Equipment and Critical High-Vacuum Components. Heinz Kundert also served over 10 years as Vice President of SEMI International, the global semiconductor industry association headquartered in USA. Currently, he is Vice Chairman of the VAT Group, Board Member of Variosystems AG in Switzerland and Advisory Board Member of the Fraunhofer Microelectronic Society in Germany. He holds certificates in mechanical engineering, industry management (ITA) and marketing management from FAH at the University of St. Gallen. Heinz Kundert has a successful track record of more than 20 years of senior management in the global semiconductor and related industries and experience in the successful implementation of corporate strategies that deliver sustainable, profitable growth.

Mariel Hoch

Vice Chairman of the Board


Born in 1973; Swiss citizen; Dr. iur.

Mariel Hoch graduated from the University of Zurich as a Dr. iur. in 2003 and was called to the bar in 2005. She is a Partner in the law firm Bär & Karrer AG in Zurich. Since the very start of her professional career, she has dealt with issues of business law and now primarily advises listed companies on almost all matters ranging from M&A transactions to stock exchange and company law. The COMET Group will able to draw on Dr. Hoch's knowledge and experience of legal matters. At Bär & Karrer, she is also involved in personnel management and will also be able to put her expertise in this area at the service of the Compensation Committee of COMET Holding AG.

Gian-Luca Bona

Member of the Board


Born in 1957; Swiss citizen; Dr. sc. nat. ETH Zurich

Since 2009 Dr. Bona has been CEO of Empa, the Swiss federal research institution based in Dübendorf, St. Gallen and Thun. From 1988 to 2009, Dr. Bona worked at IBM in a number of capacities. From 1998 he was head of the photonics section at IBM’s Zurich research laboratory in Rüschlikon. In 2004 he became functional manager of various research departments at the IBM Almaden Research Center in San Jose, California, and from 2008 to 2009 he was director of IBM Tape Storage Solutions, Tucson, Arizona. Mr. Bona received a physics degree from ETH Zurich (the Swiss Federal Institute of Technology) in 1983, followed in 1987 by a Ph.D. in physics. In 2009 he was appointed professor at ETH Zurich and EPF Lausanne.

Patrick Jany

Member of the Board


Born 1965, German citizen living in Switzerland, Business Administration (ESCP, Paris)

Patrick Jany is CFO at A.P. Møller - Mærsk A/S since May 2020, prior to which he was CFO and member of the Executive Committee at Clariant since 2006. He has held various financial positions at Clariant since 1995, including Head of Controlling for the Pigments & Additives Division, Regional Manager for Asia and Mexico, and Head of Finance, Human Resources, IT, and Legal. As Head of Group Development, he shaped strategic development and M&A activities.

Tosja Zywietz

Member of the Board


Born in 1971, German citizen; Dr. rer. nat

Tosja Zywietz is COO and in charge of global business operations at the German company Sick AG since January 2020. Prior to that assignment he held various management positions at the global technology company Rosenberger Hochfrequenztechnik GmbH & Co. KG, which he ultimately led as CEO, and at Boston Consulting Group GmbH in Germany and Great Britain. Tosja Zywietz also gained valuable experience from his own medical technology firm Biosigna GmbH. He earned his doctoral degree in physical chemistry from the University of Göttingen, culminating his studies in theoretical physics with a doctoral degree at the Fritz Haber Institute of the Max Planck Society in Berlin.

Edeltraud Leibrock

Member of the Board


Born 1965, German Citizen, Dr. rer. nat.

Dr. E. Leibrock is Managing Partner of Publicis Sapient, a Munich-based consultancy, which focuses on digital business transformation.
She started her career in 2000 at Boston Consulting Group in Munich, where she supported strategy, IT, and digitalization projects of established companies in Europe and Asia. In 2009, she moved to Bayerische Landesbank in Munich as Group CIO and Executive Vice President, then joined KfW Bankengruppe in Frankfurt am Main in 2011 as COO and member of the Executive Board. In 2016, she founded and became Managing Partner of Connected Innovations GmbH in Hamburg, a specialist consultancy focused on artificial intelligence and automation.

After studying mathematics, biology and physics at the University of Regensburg, Dr. Leibrock received her doctorate in natural sciences (Dr. rer. nat.) from Hamburg University of Technology.