Management

Dirk Kretzschmar is a graduate engineer in information technology and has been an IT security expert for more than 15 years. After completing his studies, he worked as a research assistant in the planning, dimensioning, routing and addressing of data networks at Deutsche Telekom. After moving to Siemens AG, he held various management positions in project management, product management, marketing and business development. From 1999, Kretzschmar headed the international sales organisation for platforms and applications in mobile communications.

When he joined EADS in 2006 as Head of Programs and Customer Care, he was responsible for the organisational and project structure as well as process design for the development of the German digital police radio network BOSNET and was also responsible for the company's operational business, development and service.

In 2009, he joined the subsidiary Rohde & Schwarz PMR as COO and was responsible for global operations until the business was transferred to Hytera. In July 2011, Kretzschmar became a member of the Executive Board, Head of Sales and Head of Crypto Systems Development at Rohde & Schwarz SIT in Berlin.

On 1 June 2015, Dirk Kretzschmar took over the management of TÜV Informationstechnik. As Chief Operating Officer (COO), he has also been responsible for the new Digital & Semiconductor Business Unit within the TÜV NORD GROUP since 2024.