Back to Mentors

Ton Büchner

Major Career Roles:

  • Chair/CEO of AkzoNobel NV
  • Chair of Swiss Prime Site AG
  • Independent NED of Novartis AG
  • Chair of Buckhardt Compression


Other Career Highlights:

  • Board Member of Voith GmbH & Co KGaA
  • CEO at Sulzer AF
  • Project Manager at RJ Brown and Associates Inc and Allseas Engineering BV
  • Advisor to the Partners Group for Ammega

Ton Büchner has significant international senior leadership experience across sectors including capital goods and services, specialty chemicals, healthcare and oil & gas, with applied experience in digital transformations, sustainability, and artificial intelligence sectors.


Ton is the Chair of Swiss Prime Site AG and Burckhardt Compression Holdings AG. He is an Independent Director at Novartis AG where he is also Risk Committee Chair, and a member of the Audit Committee. He is also an Advisor to Ammega and a member of the Executive Faculty, University St. Gallen, Executive School of Management.


Ton spent 10 years in CEO roles within two global companies, quoted on two different stock exchanges, in two countries, with two jurisdictions and corporate governance structures (Switzerland and the Netherlands).


Ton was CEO and Chair of AkzoNobel NV in the Netherlands from 2012 to 2017, where he re-aligned the portfolio, operationally improved the corporation, completed several acquisitions and implemented organisational, people, culture and process changes. Prior to joining AkzoNobel, he was the CEO of Sulzer in Switzerland from 2007 to 2011, where he organically grew the corporation as well as completed and integrated 16 acquisitions. Ton began his professional career in the oil and gas industry as an offshore construction engineer.


Ton has extensive and broad global general management experience obtained in the areas of vision, mission, purpose and strategy development, strategy execution, mergers and acquisitions, integration of acquisitions, divisional management, project management, front-end sales assignments and hands-on restructuring.