Mr. Mueller joined Bayer AG as a commercial trainee in 1979 and spent two years in Corporate Auditing thereafter. He then moved to Japan where he worked for seven years with three Bayer subsidiaries in the field of Finance & Accounting.
After a further period of three years at the German Bayer headquarters in Central Controlling, Mr. Mueller became the Deputy General Manager of Bayer’s newly founded holding company in Beijing, China. In the following five years, he established the administrative country platform and helped to negotiate and finance twelve joint venture companies.
Mr. Mueller joined the finance division at Bayer AG as Head of Corporate Financial Controlling in 1999 before being appointed Head of Corporate Finance in 2002 and Head of Finance in Summer in 2011.