At the shareholders? meeting of Messe D?sseldorf GmbH, presided over by the Chairman, Lord Mayor Thomas Geisel, appointed Wolfram N Diener as the new President and Chief Executive Officer and Erhard Wienkamp as the new Managing Director Operative Trade Fair Business. The meeting has thereby followed the recommendation of the Supervisory Board of Messe D?sseldorf GmbH. In his new position, Wolfram Diener succeeds Werner M Dornscheidt, who will retire at the end of June 2020 after almost 17 years at the helm of the D?sseldorf trade fair company. Diener will take up his post on July 1, 2020. Erhard Wienkamp will succeed Hans Werner Reinhard, who left the company, as Operative Managing Director on January 1, 2020.