Jonathan Knowlden


Jonathan is a CA (SA) and holds a BCom Financial Accounting degree and a Postgraduate Diploma in Accounting from the University of Cape Town. After completing his articles at Deloitte & Touche, he served as an associate at The Royal Bank of Scotland PLC in London and Group Financial Reporting Manager of Clicks Group Limited.

Berrangé Nelson


Berrangé holds a Bcom (Hons) in Financial Management, an Advanced Diploma in Management Accounting (CIMA) and completed his EDP at WITS in 2021. He has held various financial roles in mining operations since 2011. He started his mining career being employed as a management accountant with Impala Platinum Holdings Limited, held the position of strategic and long-term planning manager at ERG Africa gaining valuable Africa experience in the DRC before taking the position as Head of Finance at Gold One International Limited since 2019. He has extensive mining financial experience focused on financial process improvements and optimizing operational finance requirements.

Gary Baumgarten


Gary is a CA (SA) and corporate finance specialist with more than 22 year’s experience in the metals and mining industry across a broad spectrum of businesses including private equity, mining investment companies, M&A advisory and audit covering multiple commodities and geographic regions. His experience includes acquisitions, disposals, IPOs, capital raising, project finance, valuations, BEE transactions and strategy

Thomas Baring


Having started his career as an Investment Analyst at Fleming Family and Partners, Tom moved to Moscow in the Russian Federation to oversee the Capital Markets business for the Company’s Russian Real Estate Portfolio. After 10 years, Tom moved on to establish the investment arm of the Haskell Group, with an investment portfolio focused on the Sub Saharan African and Russian Real Estate and Commodity markets. Tom spent 2 years working in the Democratic Republic of Congo before leaving the Haskell Group to assist a Singapore based Coal Merchant to establish their African Metals Trading business. In 2016, Tom established Pelagic Resources (Pty) Ltd.

Sandile Mazibuko


Sandile holds a Mining Engineering diploma from Wits Technikon (now University of Johannesburg), a Mine Managers Certificate and a Post-graduate Management Development diploma obtained from the University of Pretoria. He has extensive experience within the Raubex group in various operational and senior roles as Contracts Manager and later as Operations Director with B&E International, whereby he is able to communicate group and subsidiary strategies in a practical and workable way, whilst utilising the latest technology to ensure efficiency. Sandile has also served as the CEO of Syiaka Specialised Services and was appointed as the Managing Director of Raumix Aggregates in June 2021. He has been with the Raubex group for over 17 years.

Niel Bisschoff


Niel is a CA (SA) and holds a BCom Accounting degree and an Honours degree in Accounting from the University of Pretoria. After completing his articles at PwC, he joined Raubex in 2017. Niel is currently the Divisional Financial Manager for Raubex’s Mining Division and is assisting with all Mergers and Acquisitions within the Raubex Group.





The Bauba Board adopted a code of ethics based on the fundamental principles of integrity, transparency and accountability. The code guides the behaviour of all Company representatives when engaging with stakeholders.


Basic human rights, as enshrined in South Africa’s Constitution and Bill of Rights, informs Bauba business conduct and stakeholder engagement.


Bauba is responsible for enhancing shareholder value. This is only possible, however, with fair and reasonable regard for other stakeholders who have an interest in or are affected by the Company’s activities.


Bauba is committed to high standards of ethical behaviour by providing the necessary independent third-party channels to report any unsafe, unethical or unlawful conduct.


The Bauba executives and management team have extensive mining and exploration knowledge and possess the technical and financial skills necessary to manage these projects and grow Bauba through identifying and developing further mining opportunities.


Bauba has committed to being a contributor to the 2030 Social Development Goals (SDGs) and has identified seven SDGs as our main long-term priorities:


  • Ensure healthy lives and promote well-being for all at all ages
    Our Mine Health and Safety strategy aims to ensure Bauba has a healthy workforce free of occupational and lifestyle diseases.
  • Ensure availability and sustainable management of water and sanitation for all available
    Bauba has provided water to surrounding communities through our borehole project. In total, 12 boreholes have been sunk and fitted with pumps and tanks. On a monthly basis, Bauba pays for the electricity of these boreholes to pump the water into the tanks.
  • Promote, inclusive and sustainable economic growth, full and productive employment and decent work for all
    Bauba prioritises the employment of local community members first.
  • Conserve and sustainably use the oceans, seas and marine resources for sustainable development
    Bauba has implemented a plan to reduce water consumption per tonne produced. Waste is sorted for recycling to reduce impact on landfills and oceans.
  • Protect, restore and promote sustainable use of terrestrial ecosystems, sustainably managed forests, combat desertification, halt and reverse land degradation and halt biodiversity loss
    Bauba performs roll-over mining, ensuring rehabilitation takes place concurrently with mining footprint. Bauba is planting trees at the local schools and surrounding areas as part of an environmental awareness campaign.
  • Promote peaceful and inclusive societies for sustainable development, provide access to justice for all and build effective, accountable and inclusive institutions at all levels
    Bauba supports sustainable development as a member of the Minerals Council of South Africa.
  • Strengthen the means of implementation and revitalise the Global Partnership for Sustainable Development
    Bauba focuses on a sustainable future for all its stakeholders.


As a reflection of its commitment to the highest standards of ethical behaviour, Bauba provides employees, suppliers, business partners and other stakeholders with access to a confidential and secure channels to raise concerns about any potentially unsafe, unethical or unlawful conduct related to the Company.

The whistleblowing facility is managed by an independent third party and provides a safe and confidential channel to report such conduct.

Call the Toll Free number on 0800 227 274 or email bauba@whistleblowing.co.za


Community relations are integral to Bauba’s stakeholder engagement plans and meaningful engagement with community representatives and members includes deploying community-based liaison officers who provide information regularly about the Company and its activities.

Bauba invests in projects that benefit the entire community rather than individuals, and believes in the importance of providing sustainable social development projects related to its mining and exploration activities as well as platforms for open dialogue with host communities.

A sound grasp of community needs and concerns enables us to respond appropriately.