OUR MENTORS Our prestigious leaders have expertise in almost all business sectors and situations.

Calvin Grieder

Calvin Grieder

Experienced Chairman: SMI, Public Sector, Private Sector  
Experienced CEO: Public Sector

  • 21 years of international senior leadership experience
  • Multi-industry knowledge in chemicals, software and computer services, telecoms, engineering, private equity
  • Experience as a Governance Committee Chair, Nomination Committee Chair, Audit Committee member, Compensation Committee member, Human Resources Committee member
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Current Positions

Calvin Grieder is currently the Chairman of Givaudan SA, Chairman of AWK Group and the Chairman of Société General de Surveillance (SGS) SA. In addition, he is Chairman and Administrative President of the international engineering group Bühler AG. 

Industry Knowledge

Calvin has held various Executive positions at Swiss and German companies active in the areas of control technology, automation and system engineering. In these roles, he was primarily responsible for successfully establishing and expanding international business. 

In 2001, Calvin moved from Swisscom, where he had served as Head of the mobile and internet business, to Bühler Group, where he acted as CEO for 15 years. In February 2014, he was elected as Chairman of the Board of Directors of the Bühler Group and appointed to the Board of Directors of Givaudan, becoming Chairman of the Board in 2017. He has been a member of the Board of Directors of the Société General de Surveillance (SGS) since 2019 and was elected as Chairman in 2020. 

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Andrew Fisher

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Christine Hodgson CBE

Christine Hodgson CBE

Christine Hodgson CBE is Chairman of Severn Trent plc and The Careers & Enterprise Co ltd. She is also a Senior Independent Director and Chairman of the Remuneration Committee of Standard Chartered plc. Christine was previously Executive Chairman of Capgemini UK plc, one of the world’s largest technology and professional services groups.

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Dr Chris Gibson-Smith CBE

Dr Chris Gibson-Smith CBE

Dr Chris Gibson-Smith is Vice Chairman of UBS Investment Bank. Chris brings 50 years of business experience across a wide range of industries. He was Chairman of the London Stock Exchange plc, Chairman of the UK’s National Air Traffic Services, Chairman of The British Land Company plc, Chairman of Partnership Assurance plc, and Chairman of Just Group plc.

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