Since September 2020, Dr. Cornelius Liedtke has been a member of the Supervisory Board of Brockhaus Technologies AG.

After studying economics at the University of Hamburg, his subsequent work as a research assistant at the university as well as his postgraduate studies at the London School of Economics, he received his doctorate in 1970. He has been a successful entrepreneur and investor for many years. Dr. Cornelius Liedtke is managing partner of various companies of the Büll & Dr. Liedtke Group, Hamburg (B&L Group) and other independent investment and asset management companies. Dr. Cornelius Liedtke has been a member of the advisory board of various medium-sized companies for many years. In addition, he has been a member of the Supervisory Board of Encavis AG, based in Hamburg, since 2007.