Warren qualified as a chartered accountant in 1998 have studied at the University of the Witwatersrand and completed his articles as Ernst & Young. He joined Massmart in 2000 where he held various senior financial positions. Thereafter he joined Jasco Electronics Holdings Limited in 2006 as the Group Financial Director and and is now the Chief Financial Officer of the group. During this time he has taken a keen interest in how business uses rapidly changing technologies to remain competitive in an increasingly complex environment. He is also a member of the Institute of Directors.