Skills and experience
Mark Williamson is a qualified accountant with a strong financial background combined with considerable managerial experience. He was chief financial officer of International Power plc until 2012 and is experienced in managing relationships with the investor and financial communities. Prior to joining International Power plc, Mark was group financial controller and group chief accountant of Simon Group. He is also a former senior independent non-executive director and chairman of the audit committee of Alent plc.
Other current appointments
Chairman of Imperial Brands plc and senior independent non-executive director and chairman of the audit committee of National Grid plc. On 11 February 2019, Imperial Brands plc announced that Mark would step down as chairman once a suitable successor had been found.