- Change as of July 1st, 2013 The Chairman of the Executive Board and CEO of Tognum AG, Joachim Coers, at his own request, will hand over his position to his deputy Dr. Ulrich Dohle as of July 1st, 2013 and will pursue personal goals. The Supervisory Board of Tognum AG regretted the decision taken by Coers, which they have accepted, and thanked him for his exceptional dedication and commitment in the past…