Sime Darby Bhd (Sime Darby) group chief financial officer (CFO), Mustamir Mohamad has been named the president and chief executive officer (CEO) of UMW Holdings Bhd, with the completion of Sime Darby's purchase of a 61.2% stake in UMW Holdings. The company said it is confident in Mustamir's abilities, given his prior role as Sime Darby group CFO, and expects him to bring valuable experience and leadership to the organisation. With Mustamir's appointment, Megat Shahrul Azmir, who served as UMW's officer-in-charge, goes back to his role as UMW Equipment Division president.