CSG Limited announced that Denis Mackenzie has stepped down as Managing Director and the Board has appointed Julie-Ann Kerin as CSG's new Managing Director, effective 31 January 2012. Ms. Kerin has been Group General Manager of the Technology Solutions division of CSG for the past four years. She has more than 20 years' experience in software and services companies spanning Australia, Asia, Europe and the US. Her extensive background includes senior executive roles in both private and public companies. It is intended that Denis will re-join the business on 1 July in a part time executive role focused on corporate and business development and will be invited to rejoin the Board at that time.