The Bidvest Group

Executive Directors

Lindsay Peter Ralphs

Lindsay Peter Ralphs


Age: 64

Qualifications: BCom, BAcc, CA(SA)

Appointed: 10 May 1992

  • Lindsay was appointed a director of Bidvest on 10 May 1992. He is a director of numerous Bidvest subsidiaries, chairman of the Bidvest operational divisions and chairman of Bidvest Namibia. During his Bidvest career he has been Group operations director, managing director of Bidvest Steiner and was responsible for forming the Bidvest Services division in 1994. In February 2011, Lindsay was appointed CEO of Bidvest South Africa and in May 2016 was appointed chief executive of Bidvest Limited after the unbundling of the Bidvest foodservice division. Lindsay joined the Adcock Ingram Board on 24 November 2016 and was appointed Chairman effective 01 July 2019. He also serves as a member of the Acquisitions Committee. Lindsay has been appointed as a non-executive director of Comair Limited on 1 July 2019.

Nompumelelo Madisa

Nompumelelo (Mpumi) Thembekile Madisa


Age: 40

Qualifications: Masters in Finance and Investment, BComm Honours in Economics and BSc in Economics and Mathematics

Appointed: 4 December 2013

  • Mpumi was previously chief director in the Gauteng provincial government. During her time at Bidvest, she has held various senior management and executive board director positions such as general manager business development, divisional director business development, corporate affairs director and sales and marketing director. She is a director of numerous Bidvest subsidiaries.

    Appointed as non-executive director of the Adcock board of directors on 23 November 2017. Was appointed CEO-designate on 4 March 2019.

    Appointed as a non-executive director of the Comair Limited board of directors on 21 January 2020.

Mark John Steyn

Mark John Steyn


Age: 49

Qualifications: BCom, DipAcc, CA(SA)

Appointed: 1 March 2018

  • Mark joined Bidvest in May 1997 and has held various financial positions within Bidvest Freight. Since 2012, Mark held the position of chief financial officer of Bidvest Freight. Mark was appointed to the Bidvest board as chief financial officer, effective 1 March 2018. He serves on all South African divisional boards, divisional audit committees and serves as a trustee on the various Group retirement funds.

Gillian Claire McMahon

Gillian Claire McMahon

Executive director

Age: 47

Qualifications: BCom Honours Business Economics and Industrial Psychology, MCom Industrial Psychology

Appointed: 27 May 2015

  • Gillian previously held various operational roles in customer service, operations, training and human resources. During her time at Bidvest, Gillian has held various senior management roles including commercial director of Bidtravel and is the current Group transformation executive. Gillian is a director of numerous Bidvest subsidiaries.