Katharina C. Hamma (born in 1966) has been the Chief Operating Officer (COO) of Koelnmesse since October 1, 2011. She is responsible for all operations related to Koelnmesse?s own events in Cologne. In the course of her career she has acquired detailed knowledge of the trade fair industry. After studying business management and textile engineering, she obtained a degree in Textile Engineering. Ms. Hamma also gained initial professional experience in several other business sectors. In 1997 she began her trade fair career as the Coordinator of the Trade Fair Service Department at Messe München GmbH and soon became head of this department. In 1999 she transferred within the company and moved on to the capital goods shows business unit, where she acted as Head of the Marketing Department. From 2002 to 2004 she served initially as Deputy Director of Business Unit I, Capital Goods, before being appointed Executive Director of this unit in 2005. In her new position, Ms. Hamma was responsible for all of the company's capital goods trade fairs in Germany and abroad. In 2008 she was assigned Senior Executive Officer of Messe München GmbH. She became a member of the Supervisory Board of bc India Expo Ltd., India in 2010. Katharina C. Hamma was appointed Chief Operating Officer of Koelnmesse by the Supervisory Board of Koelnmesse, effective October 1, 2011.