Since January 1, 2024, Ferri Abolhassan has been a member of the Board of Management of Deutsche Telekom AG, responsible for the Group’s corporate customer division and Chief Executive Officer (CEO) of T-Systems.
Christoph Ahrendt has been the company's Chief Financial Officer since March 2016 and is responsible for Finance and Group Development.
Since September 2024, Elke Anderl has been the Chief Commercial Officer at T-Systems. In this role, she oversees the company’s global sales and marketing operations.
As Chief HR Officer, Zsuzsanna Friedl has been responsible for all HR activities at T-Systems since January, 2024.
Sebastian Gielen has been Senior Vice President Operating & Transformation Office at T-Systems since January, 2024.
Gregory Hyttenrauch holds the position of Senior Vice President of Cloud Services at T-Systems since November 2022.
Christine Knackfuss-Nikolic has been Chief Sovereignty Officer at T-Systems since September 2025. Her tasks include defining and implementing a company-wide sovereignty strategy that is aligned with customer-specific, regulatory, and geopolitical requirements.
Since 2019, Peter Lorenz has been leading as Senior Vice President Digital Solutions the digital area within T-Systems that focuses on smart, digital consulting services, scalable solutions and digital project services.
Anant Padmanabhan is Senior Vice President and Head of the Global Delivery Centers in Iberia, India, Slovakia, and Hungary.
Jürgen Schäfer serves as CEO of Detecon, the advisory arm of T-Systems since July 2023.
Andreas Schlegel has been Chief Strategy & Transformation Officer at T-Systems since September 1, 2025. In addition to corporate strategy, he is responsible for portfolio strategy, market intelligence and relations, and partner management.
