Management team

  • Miriam Altman

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    Miriam Altman (51)

    Head of strategy

    BA Economics (McGill), MPhil in Development Economics (Cambridge), PhD in Economics (Manchester)

    Miriam joined Telkom as head of strategy in June 2014. She was previously an executive director at the Human Sciences Research Council and was a commissioner on the National Planning Commission in the Office of the President.

    She is a founding trustee and currently chairperson of the Tiger Brands Foundation.

  • Brian Armstrong

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    Brian Armstrong (54)

    Chief operating officer

    BSc (Engineering), MSc (Engineering), PhD

    Brian joined Telkom as managing director of Telkom Business in May 2011 and served as senior managing executive for enterprise markets before being appointed to his current role in April 2013. Before joining Telkom Brian was vice president of British Telecoms (BT) for the Middle East and Africa where he was responsible for overseeing and growing BT's activities across the region. His previous experience includes ICT research and development, telecommunications technology management, networking services and outsourcing.

  • Izaak Coetzee

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    Izaak Coetzee (44)

    Group executive: transformation office

    BCom (Hons) MBA

    Izaak joined Telkom in 1999. He served as executive in the regulatory affairs department before being appointed group executive: transformation office in September 2013, where he is responsible for managing the settlement agreement with the Competition Commission, Telkom's envisaged wholesale/retail separation programme and steering Telkom's national and public broadband endeavours. He leads the Competition Commission compliance programme. Previously, he held positions at the Independent Communications Authority of South Africa and the Department: Communications.

  • Len de Villiers

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    Len de Villiers (58)

    Chief information officer

    DIS, Information Technology (Harvard) GITI, Information Technology and Telecommunications (Insead Business School)

    Len joined Telkom as chief information officer (CIO) on 1 November 2013 from Transaction Capital, where as group CIO he was responsible for technology functions across the Bayport Group. Previously he had spent over 20 years in banking, first as general manager technology at First National Bank, then as CIO of Nedbank and finally as CIO of Absa until 2012. He is currently chairman of the CIO Council of South Africa, which voted him the most admired CIO in South Africa in 2009.

  • Thami Msubo

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    Thami Msubo (49)

    Chief of human resources

    BAdmin (Economics and Administration), BAdmin (Hons) (Administration)

    Thami joined Telkom as chief of human resources in January 2011, having previously been chief of human resources, corporate affairs and empowerment at Tata. His previous experience includes senior human resource roles in the mining, pharmaceuticals and electronics industries during which he gained experience in transformation, business cultural change, leadership development and organisational development. Thami was a board member for the World Association for Co-operative Education.

  • Ouma Rasethaba

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    Ouma Rasethaba (54)

    Chief risk officer

    BProc, LLB (Hons), Higher Diploma in Company Law, LLM

    Ouma joined Telkom as group executive of regulatory and public policy in 2006. She was appointed chief of corporate governance in 2007 and chief risk officer in April 2014. She is a former special director of public prosecutions at the National Prosecuting Authority and has practised as an attorney and advocate.

  • Ian Russell

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    Ian Russell (43)

    Chief procurement officer

    BSc (Econ), MBA, FCIPS

    Ian was appointed chief procurement officer at Telkom in February 2014, having previously headed up procurement at South African Breweries and been chief procurement officer for the Absa group. Before moving to South Africa in 2005 Ian worked for Barclays in London where he held a number of senior roles in operations, technology and procurement.

  • Alphonzo Samuels

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    Alphonzo Samuels (49)

    Chief technology officer

    BTech, Diploma (Human Resource Management), Diploma (Telecommunications)

    Alphonzo, who was appointed chief technology officer in February 2014, joined Telkom in 1984. During his career with Telkom he has held senior positions in a number of different divisions including broadband technology, planning, engineering, operations, capital project management and human resources. Alphonzo also completed a nine month assignment with SBC (AT&T) in 1998. He was group executive: wholesale and marketing operations from November 2007 to June 2010 and managing executive: network infrastructure provisioning from July 2010 until his current appointment.

  • Enzo Scarcella

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    Enzo Scarcella (45)

    Chief marketing officer

    BA (Hons) (Harvard), Advanced Management Programme (Kellogg School of Business)

    Enzo joined Telkom as chief marketing officer in February 2014 from Vodacom, where he was managing executive of marketing from May 2008 to September 2013. Over the past 19 years he has managed some of South Africa's most prestigious brands. As brand group manager at South African Breweries he gained experience marketing new products, after which he moved to MNet as marketing director and then to the Edcon Group, before joining the telecommunications industry. He was voted Marketing Personality of the Year by his peers in the Sunday Times Top Brand Survey in 2011.