Two new members of the Board of Directors of Kistler Holding AG


Winterthur, April 2025 – At the General Meeting on 4 April 2025, the shareholders of Kistler Holding AG elected Fabian Chiozza, CFO of VAT Group AG, and Reto Bolt, COO Industry Segment of HUBER+SUHNER AG, as new members of the Board of Directors. Stefan Scheiber, CEO of the Bühler Group, is stepping down from the Board at his own request after serving as a member for six years.

Valentin Vogt, Chairman of the Board of Directors, thanked Stefan Scheiber on his departure for his dedication and his valuable contributions to the company’s development. Kistler’s intention to continue growing is reinforced by the appointment of the two new members of its Board of Directors. ‘In a globally challenging economic environment, manufacturing companies are under particular pressure. This makes it all the more pleasing for us to welcome Fabian Chiozza and Reto Bolt to the team: two experienced managers who will play key parts in the Kistler Group’s ongoing development thanks to their expertise,’ Valentin Vogt comments.

The Board of Directors of the Kistler Group

The Board of Directors of the Kistler Group (left to right):

  • Lino Guzzella, Member of the Board of Directors
  • Ursula Oesterle, Member of the Board of Directors
  • Fabian Chiozza, Member of the Board of Directors and Group Chief Financial Officer, VAT Group AG
  • Matthias Altendorf, Member of the Board of Directors and President of the Supervisory Board of the Endress+Hauser Group, founder and owner of Bionic Leadership
  • Valentin Vogt, Chairman of the Board of Directors
  • Conrad Sonderegger, Member of the Board of Directors
  • Reto Bolt, Member of the Board of Directors and COO Industry Segmet, HUBER+SUHNER AG

Experts in operative control and finance

Huber+Suhner and VAT both share many attributes with Kistler: all three companies operate internationally with their headquarters in Switzerland; they develop high-caliber solutions for customers in demanding production environments, and they sell their solutions across the globe.

Reto Bolt joined HUBER+SUHNER AG in 1993 and has been a member of its Executive Group Management since 2012, in the role of Chief Operating Officer Industry Segment. He can draw on extensive expertise in strategy development, transformation and industrialization, as well as process and quality management. HUBER+SUHNER specializes in products and systems for data and power transmission, with the focus on electrical and optical connectivity. With international production sites as well as subsidiaries and agencies in over 80 countries, the company has a broad international base.

Fabian Chiozza has been Chief Financial Officer of VAT Group AG since 2021, and he became a member of the Board of the St. Gallen-Appenzell Chamber of Industry and Commerce in 2023. He previously held senior management positions with Autoneum Management AG. VAT numbers among the world’s leading providers of high vacuum solutions that are essential for the production of semiconductors, displays, and digital technologies. The company is present with sales and service centers in 29 countries; it operates research and development facilities in Switzerland, the USA and Malaysia, with production located primarily in Switzerland, Malaysia and Romania.

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