Oliver Rittgen

Oliver Rittgen
German Citizen
Chief Financial Officer (CFO)
Member of the Executive Steering Committee
Oliver Rittgen was appointed Chief Financial Officer of Clariant as of 1 August 2025.
He joined Clariant’s Executive Steering Committee from Bayer AG, Germany, where he spent nearly 25 years in senior management roles. Most recently, he served as CFO of Bayer’s Crop Science division. Prior to that, he was CFO of Bayer’s Consumer Health division and held several regional CFO and Corporate Finance positions in Germany, Finland, and Thailand. Oliver has extensive expertise in Corporate Finance, Accounting, Controlling, M&A, and Risk Management, as well as experience navigating complex business environments.
Oliver is a German citizen and holds a master's degree in business administration (Diplom-Kaufmann) from the University of Cologne, Germany.