Effective March 1, Ib Jensen takes over from Jan Secher as CEO of Malmö, Sweden-based specialty chemicals company Perstorp Group, which became part of Petronas Chemicals Group Berhad last year. Secher remains in the CEO role until March 1 and will thereafter serve as an advisor to the new CEO and the chairman. Monica Jönsson, currently deputy chief financial officer, will become CFO when Jensen assumes the CEO position.