Our Team



Khumo holds information technology qualifications and undergraduate and post graduate degrees in engineering. She has over 25 years’ experience in the IT, engineering and projects environments. She started her working life as a computer programmer and analyst for a financial services company.

This was followed by various roles as an engineering consultant, engineering services manager and an engineering manager at a power station. Khumo was later appointed as power station manager for one of the flagship power stations in South Africa, widely believed to be the first woman power station manager on the African continent and possibly in the world. She served as a general manager responsible for a cluster of power stations generating 16% of South Africa’s electricity.

Khumo has served as a projects general manager responsible for the construction of new power stations, building and commissioning the first new power stations in South Africa since the 1980s, the open cycle gas turbines (OCGT) in Atlantis Cape Town and Mosselbay. More recently she has held an executive position in a development finance institution responsible for the funding of industrial infrastructure, agro-processing and development of new technologies infrastructure.

Khumo is currently a director of E2, which provides funding for young entrepreneurs; Babcock, an engineering services company; Allan Gray, an asset management company and a trustee of Thandulwazi which funds extra mathematics classes for high school students and teacher training.



Rogan holds an MBA with distinction, from the Gordon Institute of Business Science (GIBS), University of Pretoria and has also attended the Wits Business Schools (WBS) International executive development program, which attended courses at WBS in Johannesburg, London Business School in the UK and the Indian Institute of Management in Bangalore, India.
During Rogan’s 25-year career he has been involved in a number of medium sized businesses and was more recently the Group CEO for O’Keeffe & Swartz (OKS), a leading financial services sales business. During his time at OKS, Rogan was an active board member of the industry association BPESA (Business Process Enabling of South Africa) that aims to help further develop the BPO (Business Process Outsourcing) sector capabilities across South Africa.
Prior to joining O’Keeffe & Swartz, Rogan was at ABSA where he managed the group’s retail in and outbound call centers for the Sub Saharan Africa region. Rogan has also worked at the IQ Business Group as head of financial services and African Bank in various roles including marketing and branch distribution. Prior to working in financial services, Rogan owned and managed a number of franchise restaurants in both Johannesburg and KZN.

Rogan’s work experience ranges from leading and growing businesses, sales to brand management, branch distribution and operations, customer service, Sales & Service call centers, collections and strategy. Rogan has experience working across multiple operating brands and across companies.



Stuart is recognized as one of the most experienced solar engineers in South Africa and is frequently requested to deliver papers on solar energy at local and international conferences. He is a qualified electronics engineer with a D.Eng and an MBA, as well as having studied further in specialized engineering fields including process control and instrumentation; DC systems and PV solar design; IT systems design; and wireless-bearer integration.

Stuart has operational and executive experience at JSE-listed companies (Powertech/Altron, Siltek, iQuad/PSG) and more than 20 years’ experience in all facets of solar PV, including design, procurement, project management, installation and handover. He has personally forged strategic supply and engineering relationships with leading PV companies, which led to securing some of the largest PV contracts in South Africa for Telkom, as well as other PV applications, including the rural electrification of 300 schools in the Eastern Cape.

Stuart holds a Doctorate in engineering technology for modeling photovoltaic power output as a function of a range of variables thereby increasing the accuracy of the models prediction of annual power output. Stuart is a Member of the South African Institute of Electrical Engineers MSAIEE, Member of the South African Institute of Measurement and Control MSAIEE, and is a member of the International Solar Energy Society MISES.



Mark is an Operations professional with extensive experience in leading processes and procedures across diverse businesses. Mark has led small to large teams (over 4 000 headcount), ranging from sales through to final service and delivery to clients, specialising in improving customer experience through operational excellence. During his career he was worked with industry-leading specialists to transform departments within businesses into efficient and effective operational units, able to deliver a competitive advantage.

Mark has worked across multiple geographies, regulatory environments, cultures, and ways of working over a 30- year career in Operations. This included the management of diverse teams across the globe including those based in Europe, the Middle East, Asia and Africa. He has established greenfield operations, effected turnarounds, automated & digitised workforces, and driven process efficiency to optimise costs and improve customer service.

Mark has a B.Com from the University of Natal and is a qualified Process Efficiency Manager in Lean and Six Sigma. Mark is both a member of the Institute of Directors and Institute of Stockbrokers.

​Gary Morolo



B.A (UBS, Botswana), MBA (Michigan State University, USA), Advanced Executive Program (Kellogg Graduate School of Management, Northwestern University, USA), Corporate Governance and Leadership (IMD, Lausanne, Switzerland), Business Leadership Development Program (Arthur D Little Management Education Institute, Boston, USA), Diploma in Company Law (Wits University).

Gary previously served on the following boards prior to focusing on K4 Investee companies:

Aka Capital (Pty) Ltd (still current), Cedar Isle Auto (Chairman), Allan Gray Orbis Foundation (Trustee), Batlhako Mining (Pty) Ltd, CNI (Pty) Ltd (CEO), Datacentrix Holdings (Chairman), IST Group (Chairman), Italtile, Savcio Holdings (Pty) Ltd, The Financial Services Board, Unihold Ltd, Vametco Holdings (Pty) Ltd. Gary continues to serve as both a Governor on the St Stithians College Council as well as being the Chairman of the St Stithians College Endowment Fund Trust.


Gary was a founding shareholder and CEO of CNI, the predecessor investment holding company to Aka Capital and also founding shareholder and CEO of Aka Capital. Gary was a shareholder board representative on many of CNI and Aka Capital’s investee companies. He was seconded to Datacentrix, one of Aka Capital’s investee companies as CEO and Chairman, from its infancy through to listing, becoming one of the key ICT players listed on the JSE. He also became the Non- executive Chairman of IST Group Ltd, also a JSE-listed company in the same period.

Gary has deep experience serving on various board committees, almost always as chairman on various board committees including Risk, Audit, Investment, Remuneration and Human Resources, Transformation and Governance. Gary’s professional reputation is that of an entrepreneur, including an award by Ernst & Young, and as a principal committed to high ethical standards and good corporate governance.



André Stürmer was born in South Africa and holds a Master’s degree in Economics from the University of Freiburg, and an MBA from the IESE Business School in Barcelona.

André joined JPMorgan in London in 2000 and worked for 3 years in Debt Capital Markets, raising bonds and loans for corporate borrowers across the ratings spectrum. After his MBA he returned to South Africa in 2006 with JPMorgan, to drive the expansion of the Sub-Saharan Africa Debt Capital Markets and Derivatives team.

André joined TriVest in 2009 and has been Group MD since 2011, and is a director of TriVest’s subsidiaries. He was MD of Solsquare in 2011 and 2012, and is a non-executive director of Solsquare in South Africa and Namibia, and actively supports the management team to implement the growth strategy and leads the charge in discussions with investors and financiers.

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