JSE Newsroom

Dr Alicia Greenwood is the Chief Operating Officer of the Johannesburg Stock Exchange (JSE) and a member of the Group Executive Committee. She is responsible for the stability and performance of the exchange’s core market infrastructure, and for ensuring it continues to evolve in step with the changing needs of the financial system. 

Her role combines stewardship of South Africa’s capital markets with the long-term task of keeping them competitive. This includes maintaining trusted, well-run markets while driving the shift toward more modern, data-led and technology-enabled ways of operating. She is closely involved in shaping how the JSE responds to developments such as digital assets, advances in artificial intelligence, and rising expectations around risk, resilience and client experience. 

Alicia has more than 25 years’ experience across banking and financial services, with a background that spans market infrastructure, risk and capital management, and large-scale operating model change. Before joining the JSE, she held senior roles at Standard Bank, Discovery Health and Accenture, working at the intersection of strategy, operations and financial performance. 

She holds a PhD from the University of Cape Town and has published in both academic and industry journals. Her work continues to focus on the role of market infrastructure in supporting economic growth and adapting to structural change in global financial markets. ​

Expertise: Overall Capital Markets

Expertise: Financials, Investor Relations, HR & Corporate Affairs ​

Vuyo Lee is the Chief Marketing and Corporate Affairs Officer of the Johannesburg Stock Exchange (JSE). 

With more than 20 years of executive leadership experience across listed financial services groups and capital market institutions, Vuyo Lee is a strategic and commercially minded executive with deep expertise in stakeholder leadership, market development and enterprise growth. In her current role at  JSE Group, she plays a key role in aligning corporate affairs, marketing and strategic initiatives to the exchange’s broader growth, sustainability and market confidence objectives. 

She has contributed to initiatives focused on listings growth, investor participation, revenue diversification and strengthening South Africa’s attractiveness to domestic and international investors. Her experience spans complex, highly regulated environments where reputation, governance and stakeholder trust are critical. 

Previously holding executive leadership roles at Old Mutual Limited, Momentum Metropolitan Holdings and Mutual & Federal Insurance Company, she brings a strong track record of aligning strategy, brand, customer and commercial priorities to enterprise value creation and social impact. 

Vuyo holds a Bachelor of Commerce degree with majors in Marketing and Accounting, a BCom Honours in Business Economics from the University of the Witwatersrand, and an MBA from the University of Cape Town’s Graduate School of Business. ​

Mark Randall is the Chief Data and Analytics Officer at the Johannesburg Stock Exchange (JSE). 

In his role, Mark is responsible for the management, governance, and monetisation of the JSE’s data assets. These include market data such as SENS and corporate actions, real-time prices and quotes, as well as end-of-day closing prices, index values, and market statistics. He also holds accountability for enterprise-wide data governance. 

Mark is currently leading the implementation of the JSE’s data cloud strategy, which is modernising how market data is delivered to users and enhancing the accessibility, scalability, and resilience of the exchange’s data services. 

Since joining the JSE in 2011 within the Information Services Division, Mark has held responsibility for a range of functions including indices, valuations, and data analytics. He brings deep expertise in the operational processes and methodologies that underpin the data products and services supporting the JSE’s Financial Market Infrastructure (FMI) obligations. 

Mark is a Fellow of the Actuarial Society of South Africa and the Institute and Faculty of Actuaries, and holds the designation of Chartered Enterprise Risk Actuary. 

Expertise: All risk-related matters

Tebalo Tsoaeli is the Chief Information Officer of the Johannesburg Stock Exchange (JSE) and serves as a member of the Group Executive Committee. He leads Group Technology, a critical enabler of the JSE’s evolution into a technology‑led platform business, supporting innovation, scalability and the development of new revenue opportunities. 

In his role, Tebalo is responsible for the JSE’s enterprise technology strategy, core platforms, digital transformation and information systems. He is also tasked with driving a targeted operating model for Group Technology focused on modernised core infrastructure, future‑fit platforms and AI‑driven capabilities, strengthening the exchange’s ability to deliver resilient, secure and client‑centric market services. 

Tebalo brings deep experience across financial services technology and has held senior technology leadership roles at leading global and local institutions. Prior to joining the JSE, he served as Chief Technology and Information Officer for the Sanlam Investments Cluster, having previously been Chief Information Officer for Glacier within the Sanlam Group. Before this, he was CIO of the FirstRand Investment Cluster and has also held senior roles at Investec Wealth and Investments, Standard Bank, Rand Merchant Bank, J.P. Morgan Chase and Nedbank. 

His professional development includes participation in the Future CIO Programme delivered by the Gordon Institute of Business Science and Wipro, as well as the International Executive Development Programme with Bankseta and Duke Corporate Education. 

Tebalo holds a Bsc (Computer Science) from University of KZN, Bsc Honours (Computer Science) from University of Free State, and Master of Business Administration (MBA) from Rhodes University and has been recognised for his innovation capability, including achieving second place in the FNB CodeFest Hackathon. 

Expertise: Issuer Regulation

Expertise: JSE Investor Services

Expertise: Primary markets-related matters

Expertise: Capital Markets, JSE Private Placements

Expertise: Trading, Secondary Markets

Expertise: Commodities-relate matters, VCM ​

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