Stephan Jansen has left Zentis GmbH & Co. KG, one of the leading German ingredient specialists, after 32 years and has retired. As one of the three Managing Directors, he since 2007 shaped the development of the enterprise. In his role as CFO, he was responsible for Controlling, Auditing, Treasury/Risk Management, Compliance, Accounting, Legal, Tax, IT and Internal Organization. The divisions previously headed by Stephan Jansen are now taken over by the two Managing Directors Norbert Weichele and Karl-Heinz Johnen.