Annette G. Koehler is Chairman-Accounting, Auditing & Controlling at the University of Duisburg-Essen and on the board of 5 other companies.

In her past career Dr. Koehler held the position of Chairman-Supervisory Board for Value-Holdings AG, Professor at HHL Leipzig Graduate School of Management and Member of International Auditing & Assurance Standards Board.

Dr. Koehler received a doctorate from Universität zu Köln, an undergraduate degree from Universität Ulm and a graduate degree from Wayne State University (Michigan).