A doctor of chemistry, he previously worked for many years for the Bayer Group, in the end as spokesman for the group of countries and member of the Board of Management of Bayer (China) Ltd. and also country representative for Bayer Materialscience Greater China.
Following his degree from the Westphalian Wilhelms University in Münster and a period of research at Harvard University (USA), Dr. Dahmer worked at first for Bayer AG in the USA, before becoming, after further professional positions in production, research and development, head of the plastics division in 2001. As a member of the Executive Committee of Bayer Polymer he gained further international experience in the position of head of the Europe, Middle East and Africa region. In 2004, as country representative for Bayer Materialscience Greater China, he undertook responsibility for the further development of business in this dynamic area.
In 2005 Dr. Dahmer was additionally named spokesman for the group of countries and member of the Board of Management of Bayer (China) Ltd.
The Supervisory Board of SCHOTT AG has unanimously resolved the extension of the Board of Management contract of Professor Udo Ungeheuer and his appointment as Chairman of the Board of Management for a further five years.