Board of Management

Dr. Rainer Baumgart


Dr Rainer Baumgart has been with secunet since 1997. He joined the Board of secunet Security Networks AG when it became a listed company in 1999 and has been Chairman of the Board since 2001. Dr Baumgart is head of the company’s Public and Business divisions, and is also responsible for business development/strategy, compliance/auditing and communications/marketing.

The physics PhD has enjoyed a 20-year career in IT security, having previously held positions at RWTÜV AG and TÜV Informationstechnik GmbH. At the European level, Dr Baumgart is an active member of the ENISA (European Network and Information Security Agency) Stakeholder’s Group. A little closer to home, he is the Deputy Chair of the TeleTrusT - IT Security Association Germany.

Axel Deininger

Member of the Board

Since Januar 2018 Axel Deininger serves together with Chairman Dr. Rainer Baumgart and Thomas Pleines. He is specifically responsible for overseeing production and international sales at secunet Security Networks AG.

Axel Deininger is an industrial engineer who possesses many years of management experience from holding positions at companies such as Siemens AG, Infineon Technologies AG and Samsung Semiconductor Europe GmbH. Most recently, Deininger held a variety of management positions during his more than ten years with Munich-based Giesecke+Devrient Group.

Thomas Pleines

Member of the Board

Thomas Pleines started his career as a commercial director at secunet GmbH and was elected to the Board after the company went public in 1999. He is responsible for the Finance, Controlling, HR, Legal and Product Management Coordination.

The MBA was previously Head of Commercial Coordination for SAP Systems, Head of Corporate Accounting and Head of Tax at RWTÜV AG in Essen.