secunet Security Networks AG: CEO Axel Deininger to prematurely resign from the Management Board as mutually agreed

Mr Deininger has been a member of the Management Board of secunet Security Networks AG since 2018 and took over as Chairman of the Management Board in June 2019.

Marc-Julian Siewert will succeed Axel Deininger on the Management Board beginning1 July 2025, as announced on 26 March 2025. He is also the designated successor to the Chairman of the Management Board. During the short transition period until 1 July 2025, the other members of the Management Board will take over Axel Deininger's duties on an interim basis.

From 1 July 2025, the Mangement Board is therefore expected to consist of Marc-Julian Siewert (CEO), Torsten Henn, Dr. Kai Martius and Jessica Nospers.