Paul Zumbühl
Chairman of the Board of Directors
(born 1957, Swiss, independent)

Paul Zumbühl has a degree in Engineering (Dipl. Ing.) from Lucerne University of Applied Sciences and Arts – School of Engineering in Lucerne, Switzerland. He holds an MBA (Corporate Finance) from the Joint University Program of the universities in Boston, Bern and Shanghai and earned a Master of Advanced Studies in Philosophy and Management from the University of Lucerne. He also successfully completed an AMP at the Kellogg Business School of Northwestern University in Evanston/Chicago, USA and holds a degree as a federally Certified Marketing Manager. He has extensive expertise and experience in the areas of corporate strategy and leadership, innovation, M&A transactions, corporate finance, marketing and investor relations. After working as a sales manager/engineer at Symalit AG, Lenzburg, Switzerland, he was a Managing Director in the Sarna Group (now part of the Sika Group). From 1994 to 1999, he was CEO of Mikron Plastics Technology and a member of the group management of the Mikron Group. From January 2000 until April 2021, he was CEO of the Interroll Group. Mr. Zumbühl is Chairman of the Board of Directors of Mikron Holding AG and, until May 6, 2025, also of Schlatter Industries AG, both listed Swiss companies. Since May 2021, he has been Chairman of the Board of Directors of Interroll Holding AG.