Board of directors

A close up of a woman wearing a pearl necklace and smiling.
A man in a white shirt is smiling with his arms crossed.
A woman wearing glasses and a pearl necklace is wearing a blue dress.

ALEXANDRA WATSON

(68)

GEOFF WHYTE

(58)

JACQUELINE CHIMHANZI (DR) (51)

Chairman, Independent Non-Executive Director

Executive Director, Group Chief Executive Officer

Independent Non-Executive Director




BCom (Hons), CA (SA)

MA (Economic Science), University of Aberdeen 

BSc (Hons), MBA, PhD (Cardiff)




Appointed 2022

Appointed 2024

Appointed 2017




Committee membership:

Chair of the Nominations Committee and Member of the Remuneration Committee and Transformation, Social and Ethics Committee (TSEC)

Committee membership:

Member of the Investment and TSEC Committees.

Committee membership:

Chair of the TSEC Committee and member of the Audit and Risk committee.




Strategic value contribution:

  • Accounting
  • Corporate and financial reporting
  • Education

Strategic value contribution: 

  • Strategy, marketing, business development and general management
  • International commerce and management
  • Transformation and leadership development

Strategic value contribution: 

  • Strategy development and execution
  • Marketing
  • Business development
  • African enterprises



Alex was involved in accounting education for an extended period at the University of Cape Town (UCT) and more broadly in the accounting profession and following her early retirement is now an Emeritus Professor of Accounting at UCT. She chairs the JSE’s Financial Reporting Investigations Panel (FRIP). She was a board member of the Global Reporting Initiative (GRI), an Amsterdam based multi-stakeholder organisation focused on impact reporting. Her role as an adjudicator on EY’s Excellence in Reporting awards since its inception and various other roles in the development of corporate reporting has provided her with deep insight into corporate reporting. 


Geoff holds a Master’s degree in economics from the University of Aberdeen, Scotland, and has

more than 30 years’ experience across various industries. He is a commercially focused business

leader with executive experience in global organisations including Unilever, PepsiCo, Cadbury-

Schweppes, SAB-Miller and Nando’s. Geoff has a record of success in a wide variety of geographies

including South Africa, the UK, the USA, Holland, the rest of Africa, the Middle East and sub-continental India.

Jackie is the Regional Director for Southern Africa at the Tony Blair Institute for Global Change (TBI) helping political leaders and governments deliver. She has over 20 years of experience in strategy as both a practitioner and academic. Prior to this, she was the CEO of the African Leadership Institute focused on cultivating a new generation of African leaders, in partnership with Oxford University. She has worked for the IDC as Senior Strategist and as Strategy Lead at Deloitte Consulting. She was instrumental in setting up the Deloitte Africa Desk and advised clients on accessing opportunities across Africa. She was recognised by Forbes Africa magazine as one of Africa’s Youngest Power Women in 2012. She currently serves on the board of Econet Wireless Zimbabwe and chairs the board’s ESG Committee and was previously a member of the World Economic Forum’s Africa Regional Strategy Group, a member of the ONE Campaign’s global board and its Africa Policy Advisory Board.

A woman wearing a white shirt and earrings is smiling for the camera.
A man in a blue shirt is smiling for the camera.

SYBILE LAZAR

(66)

DIDIER OESCH

(59)

HANNES BOONZAAIER

(51)

Non-Executive Director

Executive Director, Group Commercial Director and Chief Financial Officer

Executive Director, Group Chief Financial Officer




Certified Public Accountant (Chartered Accountant) Maîtrise de Sciences Financières et Comptables (MBA equivalent, major in Finance and Accounting) from the University of Paris-Dauphine, France

BCompt (Hons) UNISA, CA(SA)

BCom (Hons), CTA, CA(SA)




Appointed 2021

Appointed 2005

Appointed 2025




Committee membership:

Member of the Nominations and Investments Committees

Committee membership:

Member of the investment committee

Committee membership:

TBA




Strategic value contribution: 

  • Investment banking
  • International finance
  • Finance risk management
  • Private equity
  • Governance
  • Strategy and leadership
  • Merger and acquisitions

Strategic value contribution:

  • Financial management and commerce
  • Mergers and acquisitions
  • Corporate financing
  • Corporate governance

Strategic value contribution:

  • Finance and investment banking
  • Accounting
  • Risk management
  • Auditing  



Sybile is an experienced senior management executive with extensive experience in leadership

positions in investment banking and international finance in emerging markets. Some of her

experience includes holding positions such as associate director at the International Finance

Corporation, Washington D.C., USA; senior vice president at Société Générale, Investment Banking,

Paris, France; investment officer at Inter-American Investment Corporation Washington, D.C., USA

and consultant for The World Bank, Washington, D.C., USA.

Didier qualified as a chartered accountant in 1991, after completing his articles at Betty & Dickson. He gained considerable experience with the Nampak group in various financial positions, culminating in a four-year term in Europe as financial director of Nampak Plastics Europe. Didier joined ADvTECH as group financial manager before being appointed as group financial director in 2005. In 2019 he was appointed group commercial director and chief financial officer due to the increase in his area of responsibility.

Hannes, a Chartered Accountant, joined the ADvTECH Group on 1 February 2025 as the Group Chief Financial Officer.  Prior to joining ADvTECH, he was the Group Chief Financial Officer at the AfroCentric Group and a senior manager in the corporate finance team at KPMG, where he also completed his Articles. Hannes holds a Bachelor of Commerce (Honours) from the University of Pretoria, completed a Chartered Tax Advisor (CTA) through UNISA, and was admitted as a Chartered Accountant (SAICA) in 2000. CFO South Africa awarded him the CFO Transformation and Empowerment Award in 2019. He won "Best Integrated Audit Report" for healthcare companies at the annual Board of Healthcare Funders Awards in 2022, 2023 and 2024 and was the overall winner in the JSE Small Cap section Integrated Audit Reports at the Sunday Times Companies Secretaries Award in 2022.

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A man in a suit and tie is smiling for the camera.
A bald man in a suit and white shirt is smiling for the camera.

DANIEL SMITH

(53)

CLIVE THOMSON

(58)

STEWART VAN GRAAN

(69)

Independent Non-Executive Director

Independent Non-Executive Director

Independent Non-Executive Director




B.Acc (Hons) (Wits), H.Dip Tax (Wits), CA(SA)

BCom (Hons) (UCT) M.Phil (Cantab) CA (SA)

BCom (Hons) Information Systems




Appointed 2022

Appointed 2021

Appointed 2022




Committee membership:

TBA

Committee membership:

Chair of the Investment Committee and Member of the Audit and Risk, and Remuneration Committees

Committee membership:

Member of the Nominations and TSEC Committees




Strategic value contribution:

  • Investment banking
  • Corporate finance, capital allocation and treasury
  • Mergers and acquisitions
  • JSE listed entities and corporate governance
  • Strategy and business development

Strategic value contribution:

  • Business leadership and strategy
  • Corporate restructuring, acquisitions and disposals
  • Corporate finance and treasury
  • Governance and risk management


Strategic value contribution:

  • Information communication and technology
  • Strategy and business management
  • Risk management and governance
  • Business management



Dan has over 20 years’ experience in Investment Banking in South Africa and the United Kingdom and industry experience across the financial services, property, industrials, consumer, hospitality and construction sectors. Dan currently holds the position as Group Chief Financial Director at Lesaka Technologies. Prior to Lesaka, Dan previously held the position as Investment Partner at Value Capital Partners. He is the founder of the DLS Advisors and has previously held senior positions in Investment Banking at Standard Bank South Africa and Nomura International plc in London. 

Clive has over 20 years’ experience in senior leadership and executive roles. He served as chief

executive officer of Barloworld for approximately ten years, and as group finance director for close

to four years. Prior to his group chief executive officer role, he was chief executive officer of Barloworld Equipment with responsibility for leading the Caterpillar equipment business in Southern Africa, Russia and Iberia. Prior to joining Barloworld, Clive was a partner at Deloitte where he headed up the national education portfolio in addition to his audit client service and accounting technical advisory responsibilities. Clive is currently an independent non-executive director of Woolworths Holdings Limited and Vodacom Group Limited. He previously served for 6 years as a member of Council and chairman of the Finance committee at St Stithians College.

Stewart has in excess of 35 years’ experience in the Information Communication and Technology (ICT) industry as well as cross-functional knowledge and business management expertise which he gained across expansive geographies and multi-cultural environments with a strict adherence to corporate governance and ethical leadership.

A man in a white shirt and red tie is smiling for the camera.
A man in a white shirt and red tie is smiling for the camera.
A man in a white shirt and red tie is smiling for the camera.

KEITH WARBURTON

(66)

HARVEY CHRISTOPHERS

(56)

JESMANE BOGGENPOEL

(51)

Lead Independent Non-Executive Director

Independent Non-Executive Director

Independent Non-Executive Director




BCom, CTA (UCT), CA (SA)

BA (Hons) (University of Nottingham, Scotland) CA(UK)

BCom, BAcc (Wits), CA(SA), Masters in Public Administration (Harvard University, John F Kennedy School of Governance)




Appointed 2015

Appointed 2025

Appointed 2025




Committee membership:

Chair of the Remuneration Committee, Chair of the Audit and Risk Committee and Member of the Investment Committee

Committee membership:

Member of the Audit and Risk Committee, Investment Committee and Remuneration Committee

Committee membership

Member of the Audit and Risk Committee (Effective, 1 January 2026), Investment Committee and Remuneration Committee




Strategic value contribution:

  • Commerce and corporate management
  • JSE listed entities and corporate governance
  • Investment management
  • Mergers and acquisitions 
  • Strategy and business development

Strategic value contribution:

  • Education and academia
  • Corporate governance
  • Environmental, social and governance (ESG)
  • Human resources
  • Mergers and acquisitions
  • Risk management
  • Transformation and diversity
  • Strategy and business development
  • International business and education exposure
  • Finance, commerce and investment management

Strategic value contribution:

  • Education and academia
  • Corporate governance
  • Environmental, social and governance (ESG)
  • Mergers and acquisitions
  • Risk management
  • Transformation and diversity
  • Strategy and business development
  • International business and education exposure
  • Finance, commerce and investment management
  • Information communication and technology



Keith is a Chartered Accountant (SA) who has over 30 years’ experience in business and commerce and has held various executive management positions with several JSE Listed entities since qualifying as a chartered accountant at Arthur Andersen. Besides his experience in retailing and wholesaling, he also has experience in corporate finance as well as the steel and manufacturing industries. He worked for Clicks Group Ltd as chief financial officer and then as chief operating officer.

Harvey holds a Bachelor of Arts (Geography) (Honours) from the University of Nottingham, England, and a Chartered Accountant (UK) from the Institute of Chartered Accountants in England and Wales qualification. He brings extensive global business and transformation leadership experience after a 32-year career with Deloitte across the UK, SA, Australia and the Netherlands firms having held senior executive and board roles for the last 20 years. This included 12 years in South Africa where he was the Managing Partner of the Western Cape. He retired from the Managing Board of Deloitte NL in July 2024 also having led the Risk Advisory business and served as the Lead Partner Sustainability. His exposure to diverse cultures and business environments has given him a strong understanding of global business dynamics, including its risks and opportunities. He has also served the Higher Education industry working with a number of Universities as well as led Deloitte services to large listed organisations like Sanlam Limited, Ahold Delhaize and others. He has led the acquisition of four companies for Deloitte across two countries, led diversity transformation initiatives and driven leadership development programs. His previous Board experiences include Chair of African Talent (registered in South Africa), Board Director of Accelerate Cape Town and Managing Board member of Deloitte Netherlands.

Jesmane is a qualified Chartered Accountant (SA) and holds a Bachelor of Commerce and a Bachelor of Accountancy from the University of the Witwatersrand. She also holds a Master’s degree in Public Administration from Harvard University’s, John F. Kennedy School of Government. She is a co-founder and the Chief Investment Officer of private equity firm AIH Capital. She currently serves on the boards of Spur Corporation, Boxer and MTN SA. She has more than 16 years’ experience of serving on corporate boards, including roles on audit and finance committees and brings a wealth of experience in finance, corporate risk and governance. She was recognised as a Young Global Leader of the World Economic Forum in 2013 and selected as a BMW Foundation Responsible Leader in 2022.