Board of Directors

Jens Alder (CH)

Chairman | non-executive member

Jens Alder was Executive Chairman of Alpiq Holding Ltd. in Lausanne, Switzerland, since 2019, and Chairman of its Board of Directors since 2015 until end of 2021. Between 2009 and 2018, he was a Board member of several companies, including CA, Inc., New York, USA, from which positions he largely resigned after joining Alpiq. Over the past decade, Jens Alder has served as Chairman of various companies including Goldbach Group AG, Küsnacht, Switzerland, Sanitas Health Insurances, Zurich, Switzerland, BG Ingénieurs Conseils, Lausanne, Switzerland, and Industrielle Werke Basel, Switzerland. From 2006 to 2008 he was CEO of TDC A/S in Copenhagen, Denmark. From 1999 to 2006, he was CEO of Swisscom AG, based in Berne, Switzerland. Jens Alder previously held management positions at Swisscom, Alcatel Switzerland, Motor-Columbus, Alcatel STR, and Standard Telephon & Radio. Jens Alder holds a Master of Science (MSc) in Electrical Engineering from ETH Zurich, Switzerland, and a Master of Business Administration (MBA) from INSEAD, Fontainebleau, France.


Dr. Svein Richard Brandtzæg (NO)

non-executive member

Dr. Svein Richard Brandtzæg is currently Vice Chair of Den Norske Bank ASA (NO), member of the Board of Mondi Plc. (UK) and Eramet Norway (NO). Until May of 2022 he is Chairman of the Board of Directors of Veidekke ASA (NO).  From 2009 to 2019 he was President & CEO of Norsk Hydro ASA (NO). Before his role as President & CEO of Norsk Hydro, he held various positions at the company between 1985 and 2009, including management positions such as President of Hydro Magnesium, President of Metal Products, President of Rolled Products and Executive Vice President of Aluminium Products. From 2014 to 2020 Svein Richard Brandtzæg was Chairman of the Board of Directors of the Norwegian University of Science and Technology and from 2009 to 2019 he was a member of the European Roundtable of Industrialists (ERT), member of the Board of International Council of Mining and Metals and International Aluminium Institute.  From 2019 to 2021 he was a member of the Board of Directors at SRC-Sibelco  (BE).  Svein Richard Brandtzæg holds a Master of Science from the Norwegian University of Science and Technology/NTNU in Trondheim (NO), where he also obtained his PhD degree at the Institute of Inorganic Chemistry. Between 1998 and 2006 he attended several executive education programs at IMD, Harvard Business School and the Wharton and International Forum.  From 2021 Svein Richard Brandtzæg is a vice chair of the Council of Ethics for the Norwegian Government Pension Fund Global.

Ralf Göttel (DE)

non-executive member

Ralf Göttel (DE, 1966) is currently CEO of the globally active Benteler International AG based in Salzburg. Before joining Benteler in 2010, Ralf Göttel held various global responsibilities at the American Dana Inc. since 1993 and worked in development at Ford in Germany. Mr. Göttel holds a degree in engineering from RWTH Aachen University with a specialization in the automotive industry.

David Metzger (CH/FR)

non-executive member

David Metzger currently serves as Managing Director Investments of Liwet Holding AG, where he provides consulting services to a range of international companies in the area of investments and portfolios. From 2011 until 2018, David Metzger worked for the Renova Group, first as CFO of Venetos Management AG, subsequently as Deputy Managing Director Mergers & Acquisitions and Strategic Development of Renova Management AG, and ultimately as Managing Director Investments. Prior to this, David Metzger worked as Investment Executive at Good Energies AG (part of COFRA Holding, CH), a highly renowned renewable energy fund. During this time he additionally served as CFO and Board member of several portfolio companies. Before Good Energies, David Metzger was a Senior Manager at Bain & Company, focusing on strategy and private equity. Besides his executive positions, he has at present one other non-executive appointment as a member of the Board of Directors of Italy-based company Octo Telematics and of Sulzer AG. David Metzger holds a Master’s degree in Business Economics (lic. oec.) from the University of Zurich (CH) and a Master of Business Administration from INSEAD (Fontainebleau, FR).


Mario Rossi (CH)

non-executive member

Mario Rossi (CH, 1960) was CFO of Swisscom AG from 2013 until February this year, where he held various senior finance positions from 1998. Mr. Rossi is currently Chairman of the Board of Directors of Cablex AG and member of the Board of Directors of Pilatus Aircraft Ltd. and Hasler Foundation as well as member of the Sanction Commission of the Swiss Stock Exchange. Mario Rossi is certified public accountant of the Swiss Academy for Audit

Dr. Michael Schwarzkopf (AT)

non-executive member

Dr. Michael Schwarzkopf has been Chairman of the Supervisory Board of the Plansee Group, Reutte (A), since 2017. At Plansee, he was a member of the Executive Board from 1993 to 2017, serving as its Chairman from 1996 to 2017. Before joining the Plansee Group, he was Managing Director of Sintermex S.A. de C.V. in Quéreatro (MX) from 1991 to 1993. After completing a trainee program at Thyssen AG in Düsseldorf (DE) in 1989, he moved to Sinterstahl GmbH in Füssen (DE), where he worked as Manager Corporate Development from 1989 to 1991. His Board of Directors mandates included those at voestalpine AG, Linz (A) from 2004 to 2018, Molibdenos y Metales S.A. from 2011 to 2018, Molyporc Inc. from 2013 to 2019 and at Mayr-Melnhof Karton AG in Vienna (A) from 2009 to 2019. Dr. Michael Schwarzkopf holds a degree in mechanical engineering from the Swiss Federal Institute of Technology Zurich (ETHZ) as well as a PhD in materials sciences from the University of Leoben.

Karin Sonnenmoser (DE)

non-executive member

Karin Sonnenmoser was Chief Financial Officer of Ceconomy AG, Düsseldorf (DE) from 2019 to April 2021. She was previously Chief Financial Officer of Zumtobel Group AG in Dornbirn (A) from 2014 to 2018. Prior to joining Zumtobel, Karin Sonnenmoser was Managing Director Finance and Controlling at Volkswagen Sachsen GmbH and at Gläserne Manufaktur GmbH (DE) from 2010 to 2014. From 2007 to 2010 she was Chief Executive Officer with responsibility for Finance, Procurement, Legal, Strategy and Organization, IT, Investment Management and Process Management at Autovision GmbH (today Volkswagen Group Services GmbH). Before this, she was Head of the General Secretariat of the Volkswagen Brand Group and Secretary General of the Chief Executive Officer of Volkswagen AG between 2002 and 2006. From 1996 to 2002 she held various positions in Controlling and Accounting of the Volkswagen Brand Group and SEAT S.A., Spain. From February 2014 through April 2020, Karin Sonnenmoser was a member of the Board of Directors and Chairwoman of the Audit Committee of Vivantes Netzwerk für Gesundheit GmbH, Berlin, (DE) and between July 2016 and July 2019 she was a member of the supervisory board of Schweizer Electronic AG. Karin Sonnenmoser holds a degree in business studies from the University of Augsburg (DE) with a focus on controlling/auditing and marketing, and a Master of Business Administration from the University of Dayton (Ohio, USA).

Emese Weissenbacher (DE)

non-executive member

Emese Weissenbacher (DE, 1964) has been CFO at Mann + Hummel International GmbH & Co KG in Germany since 2015. Since 1994, she has held management responsibilities at the company in the financial area of the holding as well as in the operational business. Ms. Weissenbacher is currently a member of the Board of Directors at Kongsberg Automotive Holding ASA, Schmalz GmbH, a member of the Advisory Board of Kreissparkasse Ludwigsburg and of Beirat Süd of the Deutsche Bank. Emese Weissenbacher holds a Master's degree in Economics, Controlling & Business Development from the University of Stuttgart and a degree in Advanced Management from Harvard Business School, Boston.

Adrian Widmer (CH)

non-executive member

Adrian Widmer has been Group CFO of Sika AG, a global specialty chemical company based in Baar, Switzerland, since 2014. Previously, he was Head Group Controlling and M&A at Sika from 2007 to 2014. Since June 2020, Adrian Widmer has been a Board Member and Member of the Audit Committee of Sonova AG, Switzerland. Between 1995 and 2007 Adrian Widmer held various management positions, including Managing Director Construction Systems Germany/Austria/Switzerland at BASF (Degussa) Construction Chemicals, Switzerland, from 2005 to 2007 and Head of Finance, Finance Director Business Line Flooring Europe, and Manager Corporate Finance at Degussa Construction Chemicals, Switzerland, from 2000 to 2005. Adrian Widmer was Manager M&A at Textron Industrial Products in the United Kingdom and in Switzerland from 1997 to 2000. From 1995 to 1997 he worked as Market Development Manager at Textron Inc. in the United States and in the United Kingdom. Prior to this, from 1994 to 1995, he served as Business Analyst at Nordostschweizer Kraftwerke (NOK) in Switzerland. Adrian Widmer holds a Master of Arts (M.A.) in Economics from the University of Zurich, Switzerland, and has completed the Advanced Management Program of INSEAD Fontainebleau, France and company Executive Trainings at IMD in Lausanne, Switzerland.