Advanced Blockchain AG Elects Mathias Roch as New Supervisory Board Chairman

Berlin, 2 September 2026 – Advanced Blockchain AG announced a significant leadership change within its Supervisory Board. Mathias Roch has been elected as the new Chairman, succeeding Rüdiger Andreas Günther, who served since August 2023 and will remain on the board. Roch, a Supervisory Board member since September 2025, brings over 30 years of leadership experience as an entrepreneur and investor. Notably, he founded the Roch Group, leading in sustainable infrastructure services, and has been a business angel focusing on blockchain and digital assets.

In tandem with this change, Andreas Appelhagen was elected Deputy Chairman. An independent investor, Appelhagen is closely linked to Advanced Blockchain AG as a shareholder, creditor, and project partner. These changes follow the company's recent Annual General Meeting on 27 August 2026, where all shareholder resolutions, including capital authorizations, were approved with clear majorities.