board of directors


Stefano Marani
Chief Executive Officer
BSc Actuarial Science, BSc Hons in Advanced Mathematics of Finance

Stefano is the Chief Executive Officer of Tetra4 Proprietary Limited (“Tetra4”), a Natural gas company with substantial natural gas reserves in the Free State of South Africa. He was part of the team which acquired Molopo Energy Limited (“Molopo”) from its previous owners and has been involved with the company in a management role since April 2013. Stefano has significant experience in the areas of structured finance and advisory. After completing his formative training with Deutsche Bank, Stefano was recruited by Morgan Stanley in London, where he was ultimately charged with building their sub-Saharan African fixed income capital markets business.

Fulufhedzani (Fulu) Ravele
Chief Financial Officer
B Comm Financial Accounting, Postgraduate Diploma in Accounting, CA(SA)

Fulu obtained her CA(SA) qualification with Deloitte South Africa in 2012. She has experience in financial accounting, internal and external audit. After qualifying as a CA(SA), she was seconded to Deloitte LLP Los Angeles office as an audit senior. Fulu was appointed as a management accountant at Barclays Capital South Africa in June 2013, where she focused on reporting financial results for Corporate and Investment Banking (CIB) South Africa and rest of Africa. Fulu joined Molopo South Africa as Financial Director in July 2015.

Nick Mitchell
Chief Operating Officer
Microsoft Certified Systems Engineer (MCSE) A+ Certified

Nick was instrumental in the acquisition of Tetra4 from Molopo in October 2013 and subsequently developed and implemented Tetra4’s vertically integrated business plan. He has extensive experience in infrastructure projects across Africa supported by a network in territories including Cote d’Ivoire, the Democratic Republic of Congo and Mozambique.


Brett Kimber
Independent non-executive chairman
Bsc Hons Mineral Economics, Bsc Hons Geochemistry

Brett is currently the Managing Director of Marley Pipe Systems a member of the Aliaxas Group of companies. He previously stepped down as managing director of African Oxygen Limited (Afrox) in January 2015 after a twenty-five-year career in the broader Linde group across Asia, the US and South Africa. He graduated with a Bsc Hons Geochemistry in 1987 and joined Anglo American in 1988 as a senior research geologist before joining the then BOC group (now Linde group) in 1990 where he served in various capacities.

Mbali Swana
Independent non-executive deputy chairman, member of the audit and risk committee
Bas (UCT), BArch (UCT), Pr Arch (SA), MIAT (SA)

Mbali is the chief executive officer of Prop5 Corporation Proprietary Limited (“Prop5”), a turnkey built environment infrastructure and engineered products developer which he founded in 1986. Mbali has significant experience in implementing large scale projects across Africa and is currently developing Prop5’s Africa-wide strategy for the development of infrastructure.

Luigi Matteucci
Independent non-executive director, member of the audit committee

Luigi actively consults on strategic and business development initiatives in the mining and engineering field. He served in senior management positions and as Financial Director of Highveld Steel and Vanadium Corporation Limited for 18 years up to 2007 where he implemented successful cost reduction and efficiency strategies.

Dr. Bane Maleke
Independent non-executive director
BA. MBA and PhD

Bane holds an MBA from Dalhousie University (Canada) and a Ph.D. – Strategic Management, from the University of Bath (UK). He spent 20 years in senior management at the Development Bank of South Africa(DBSA) and held the position of Regional Executive for the SADC and East Africa Regions.