Ton Büchner

Chairman of the Board of Directors

1965, Altendorf


Chairman of the Board of Directors, independent member since 2020


Chairman of the Sustainability Committee


Master of Science in Civil Engineering, Delft University of Technology, the Netherlands;
Master of Business Administration, IMD Lausanne, Switzerland

Professional activity

From 1989 to 1993, Ton Büchner worked as an offshore construction project manager in Europe and Asia. From 1994 to 2017, he worked for Sulzer AG, which is listed on the stock exchange, and was its CEO from 2007 to 2011. Between 2012 and 2017, he was CEO and Chairman of the Management Board at AkzoNobel NV, a Dutch company listed on the stock exchange.

Mandates outside Swiss Prime Site

Stock exchange-listed companies: Member of the Board of Directors of Novartis AG, Basel; Chairman of the Board of Directors of Burckhardt Compression AG, Winterthur

Unlisted companies: Consultant to Ammega; member of Adviescommissie Maatwerkafspraken Verduurzaming Industry (AMVI), Ministry of Economic Affairs and Climate Policy, Netherlands

Key skills

Leadership, Strategy, ESG, Sales & Marketing, Operations, M&A, Risk Management, R&D, Digitalisation

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