Daniela Mattheus becomes new Chairwoman of the Supervisory Board of JENOPTIK AG

At its meeting on December 19, 2025, the Supervisory Board of JENOPTIK AG, Jena, unanimously elected Daniela Mattheus as its Chairwoman with effect as of December 30, 2025. In accordance with the provisions of the Articles of Association of JENOPTIK AG, Daniela Mattheus was elected for the remainder of the term of office of the outgoing Chair, Matthias Wierlacher, i.e. until the end of the 2026 Annual General Meeting.

Daniela Mattheus is a professional supervisory board member and has served on Jenoptik's Supervisory Board since 2023. She has gained extensive expertise in her professional career, particularly in the areas of corporate governance and transformation, sustainability, accounting and auditing. Being a lawyer and management consultant, she brings her extensive experience into memberships of supervisory boards and audit committee chairs at various, also listed companies, e.g. Commerzbank AG and Deutsche Bahn AG.

“I would like to thank all members of the Supervisory Board for the trust they have placed in me. Being born in Thuringia, I feel a special connection with both the region and Jenoptik. I am therefore even more delighted to be able to lead our highly experienced Supervisory Board team. Together with the Executive Board, we will accompany our technology group on its continued path of profitable growth. On behalf of the Supervisory Board, I would like to thank Matthias Wierlacher for his many years of intensive and dedicated work in the Jenoptik Supervisory Board,” said Daniela Mattheus.

“The election of Daniela Mattheus is a sign of continuity in the Supervisory Board and a smooth transition within the company. I wish her, the Supervisory Board and Jenoptik every success,” commented Matthias Wierlacher, Chairman of the Supervisory Board.

The curriculum vitae of Daniela Mattheus can be found on the Jenoptik website: About Jenoptik / Management / Supervisory Board.

This press release may contain statements relating to the future which are based on current assumptions and forecasts made by the corporate management of the Jenoptik Group. A variety of known and unknown risks, uncertainties, and other factors may cause the actual results, the financial situation, the development, or the performance of the company to diverge significantly from the information provided here. Such factors may include geopolitical conflicts, changes in currency exchange rates and interest rates, pandemics, the introduction of competing products, or a change in business strategy. The company does not assume any obligation to update such forward-looking statements in the light of future developments.

About Jenoptik

Jenoptik is a global technology group operating in the photonics market. Our growth areas primarily include semiconductor technology, medical technology, metrology as well as smart mobility. Approximately 4,500 people worldwide work for the Jenoptik Group, which is headquartered in Jena (Germany). JENOPTIK AG is listed on the German Stock Exchange in Frankfurt and traded on the SDax and TecDax. In fiscal year 2024, Jenoptik generated revenue of around 1.12 billion euros.