Justin Williams

Head of Group Information Security , MTN Group

Justin Williams

Speaker Bio


Justin Williams has head up the Group Information Security function for MTN for the last 5.5 years, where he has established the Group Security function and transformed security across the organisation. He was previously an executive director at EY responsible for Cyber Security, having spent 19 years with the firm in various IT and information security roles. Williams also headed up information security at Transnet for three years, where he established the function, defined the strategy and rolled out Transnet's information security programme for the group. Williams is a CA (SA), MBA, CISSP, CRISC and CGEIT. He was also awarded the Thomas H Fitzgerald Award for achieving the highest score in the world for the December 2014 CISA exam.