Felix Zimmermann spent more than 20 years as CFO and CEO in listed companies in the SDAX and MDAX, the majority of which were family-owned. Most recently, he was CEO of TAKKT AG in Stuttgart for 12 years. Since 2021, Zimmermann has been an independent consultant to family-owned companies as founder of VOIKOS GmbH, focusing on strategy and management concepts on sustainability and ESG. In 2023, he wrote the book "ESG-Made in Germany: Sustainability as a Corporate Strategy for Family Businesses" as a practical guide. At the University of Freiburg, he shares his knowledge on topics such as "sustainable corporate governance" as part of a teaching assignment. He is also active as an advisory and foundation board member. "I am convinced that family businesses are predestined to benefit from the sustainable transformation of the economy in the long term."