Educational background

• Ph.D. in Technical Sciences, ETH Zurich, Switzerland 
• Master of Science in Chemical Engineering, ETH Zurich, Switzerland
• Bachelor of Business Administration, Graduate School of Business Administration (GSBA), Zurich, Switzerland 

Professional background

Suzanne Thoma was elected as a member of Sulzer Ltd's Board of Directors in 2021 and as Chair in 2022. In addition, she was appointed Executive Chair of Sulzer Ltd as of November 1, 2022. From 2013 to 2025, she served as a non-executive member of the Board of Directors of Beckers Group, Germany and from 2022 to 2025, she served as a non-executive member of the Board of Directors of BayWa r.e., Germany. Before joining Sulzer, Suzanne Thoma served as CEO at the international Energy, Engineering and Service company BKW AG in Bern, Switzerland, from 2013 to 2022. Prior to her appointment as CEO of BKW, she was a member of BKW’s Group Executive Committee, responsible for the Networks division. Before that, she was Head of the Automotive business for the WICOR Group in Rapperswil-Jona, Switzerland, and CEO of Rolic Technologies Ltd., Allschwil, Switzerland. Earlier in her career, Suzanne Thoma held various management roles in a number of countries at Ciba Specialty Chemicals Ltd. (now BASF).

Other listed company mandates

• None

Other activities and vested interests

• Vice-Chair of the Board of Trustees, Avenir Suisse Foundation, Switzerland
• Member of the Board of Trustees of the ETH Foundation, Switzerland
• Member of the Executive Board, Swissmem Association, Switzerland