The Board of Management at BP Europe SE, Bochum, underwent numerous changes at the end of 2015. Thierry Rondeau took over the role of Chief Financial Officer on 1st January 2016. His predecessor Wolfgang Langhoff is still on the Board of Management, winding up the Ruhr Oel Joint Venture between BP and Rosneft. Sabine Dietrich left the company on 30th November 2015. Her responsibilities in safety and risk management will be shared out among members of the Board of Management.