Thomas Wellauer

Thomas Wellauer holds a PhD in Chemical Engineering from ETH Zurich and a Master's degree in Business Economics from the University of Zurich. He assumed the chairmanship of SIX in 2020 with the mandate to position SIX strategically and operationally for the future. Under his leadership, the company delivered a new strategy focused on innovation and growth, and operating profitability improved substantially during his tenure.

Career history

• 2010-2019: Group Chief Operating Officer and Member of the Group Executive Committee, Swiss Re, Zurich
• 2006-2010: Head Corporate Affairs and Member of the Group Executive Board, Novartis, Basel
• 2003-2006: Head Clariant Performance Improvement Program, Clariant, Muttenz/Basel
• 2000-2002: CEO, Credit Suisse Financial Services and Member of the Group Executive Board, Credit Suisse, Zurich
• 1997-2000: CEO, Winterthur Insurance and Member of the Group Executive Board, Credit Suisse, Zurich

Wellauer started his career at McKinsey & Company, where he was a senior partner working in Zurich, Tokyo, and New York. He also joined the boards of directors of several global companies, including Munich Re, Syngenta, and Aegon, as an independent member.

What Thomas Wellauer could bring to SIX Group AG: Wellauer's tenure demonstrates strategic acumen in operationalizing transformations across complex financial and multinational organizations. His background spans orchestrating turnarounds at Clariant, leading insurance integration at Credit Suisse, and scaling operational efficiency as COO of Swiss Re, positioning him to drive SIX's evolution as one of the top three financial market infrastructures in Europe with strengthened international footprint and customer-centric culture.

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