Berlin’s tech scene moves fast. Fintech, mobility, e-commerce and enterprise software all rely on security leaders who can guide teams through real threats and constant change. These CISOs stand out in the city’s growing cybersecurity landscape. They lead major programs, shape policy and build security cultures that support long-term growth.
Gagan Ananad, CISO, N26
Gagan oversees security for one of Europe’s most recognized digital banks. He manages financial risk, drives security automation and keeps N26’s global users protected.
Dietmar Boeck, CISO, Zalando
Dietmar leads the security program of a top fashion e-commerce platform. He focuses on strong cloud security, fraud reduction and secure customer experiences.
Florian Jörgens, CISO, Vorwerk Group
Florian guides security for a global consumer goods brand. He is known for his clear communication, practical approach and leadership in enterprise risk.
Dr. Sönke Ahrens, CISO, Deutsche Kreditbank (DKB)
Sönke supports one of Germany’s major banks. He works on regulatory compliance, threat management and secure digital products for millions of customers.
Dr. Frank Beranek, CISO, Berlin Hyp
Frank leads security for a major real estate and mortgage bank. He focuses on resilience, data protection and strong cybersecurity governance.
Dr. Michael Schaefer, CISO, Vattenfall
Michael manages security for one of Europe’s largest energy companies. His work supports critical infrastructure and long-term energy operations.
Thomas Tschersich, CSO, Deutsche Telekom
Thomas is responsible for protecting one of Germany’s biggest telecom networks. He drives national cybersecurity initiatives and industry collaboration.
Ulf Küster, CISO, Delivery Hero
Ulf secures a global food delivery platform with complex systems and massive data volume. He focuses on privacy, fraud prevention and cloud security.
Stefan Brunner, CISO, HelloFresh
Stefan guides the security strategy of a major meal-kit company with operations worldwide. His work includes secure supply chain processes and data protection.
Sebastian Klipper, CISO, Bundesdruckerei Group
Sebastian secures one of Germany’s most important identity and document technology companies. His role supports government-level trust and secure national systems.
Berlin’s cybersecurity leaders handle high-impact work across finance, energy, mobility and digital services. Their decisions influence not only their companies but also the city’s broader digital future. These CISOs continue to push for stronger security, smarter operations and safer user experiences across Europe’s most dynamic tech hub.