Our People
4Arrows is a people company that moves the earth. Every team member who belongs to this, sometimes dysfunctional, but loving and accepting family is an integral part of the company.
Leadership
Colin Tshivase
Co-Managing Director
Degree in Metallurgical Engineering, University of PTA
Honours in Industrial Engineering, University of PTA
Post Graduate Diploma in Business Management, University of KZN
Executive Management Programmes, Wits, INSEAD and London Business School
Colin’s professional experience includes:
Working for various Blue Chip companies like Anglo American, Mittal Steel and First National Bank in various management positions.
He is currently the managing director of Gundo group of companies and the Director and shareholder of Meli Capital, Ansec Advisory Services, BEMP, Gundo Construction Services and 4Arrows. He is also the Director of University of Johannesburg, Metal Casting Station
Colin is a member of G20 Young Entrepreneurs Summit and Represented South Africa in G20 Summit in Nice November 2011.
Colin was a consultant for Sanyati from the inception of the Sanyati mining contract at United Manganese of Kalahari.
Colin has managed to build a group of companies over the past 7 years achieving a combined turnover in excess of R500 Million.
Jannie Gutter
Co-Managing Director
Pr Eng (Civil), University of PTA
B. Com (Accounting) degree, University of SA
Jannie’s professional experience includes:
Jannie, is a Professional Civil Engineer who graduated in 1987 at the University of Pretoria and held a BCom (Accounts) degree from the University of South Africa.
He founded a construction company during 1996, specializing in “not the run of the mill” engineering projects. The focus was on infrastructure (mining, rail, and telecommunication), contract mining, and designs and building in difficult/remote locations with special emphasis on fast track projects.
The company was sold to a JSE listed company during 2009 and become a wholly-owned subsidiary of the listed company. It successfully concluded some very prestigious Soccer World Cup projects, i.e., the upgrade of the Free State Stadium, the main access road to Bloemfontein Airport, and the Saldanha to Sishen Electrical Upgrade. Jannie was instrumental in acquiring the mining business from the Listed Company.

Willem Bosch
Director
Willem studied Civil Engineering at the Free State University of Technology and joined Jannie as a partner during 1998 in the construction company that was sold to a listed company during 2009.
As a senior 4Arrows Business Partner, Willem ensures that all Ad Hoc projects are well managed and professionally executed.
Alexis Els
Financial Manager
Alexis is a qualified Chartered Accountant who graduated from the University of the Free State and is a member of the South African Institute of Chartered Accountants (SAICA) since 2009. After completing his audit articles, he joined one of the big five Auditors as part of the Advisory Business unit, focusing on management consulting, financial reporting, and internal auditing.
As a senior 4Arrows Business Partner, Alexis ensures that the financial aspect of the 4Arrows group is well managed.


Gavin Santhia
Engineering Manager
Gavin is a Maintenance and Mechanical engineer certified as a Maintenance and Reliability Professional and a Physical Asset Management Practitioner by the SMRP and SAAM, respectively.
Gavin gained valuable experience in West Africa as a listed company’s Regional Technical Analyst, overcoming the challenges of working with different cultures and languages while still achieving the company’s best asset reliability and management. He led a team that implemented the first-ever integrated ISO management system in an opencast contracting company. As a senior 4Arrows Business Partner, Gavin expertly manages 4Arrows’ Assets (Engineering).
Takalani Kwinda
Business Improvement Manager
Takalani, a Mining Engineer that graduated from the University of Johannesburg, started his mining journey at deep-level mining in the West Rand as a Learner Official.
Takalani held various leadership positions, including being a Mining Manager, where his scope of responsibility encompassed the full mining spectrum. He gained valuable experience being a Senior Mining Consultant, where he was introduced to mining software, desktop studies, green fields conversion to brownfields, and operationalizing. As a senior 4Arrows Business Partner, Takalani is ensuring that we have happy Clients and optimized 4Arrows Human Capital.


Daan Janse van Rensburg
Human Resource Manager
Daan acquired his Human Resource Management degree at the University of the Free State and started his career in the mining industry with AngloGold. He gained valuable experience as a trainee on a structured program for three years. He was involved in all the different functions of the HR discipline at various underground mining operations.
As a senior 4Arrows Business Partner, Daan is ensuring that all aspects of the 4Arrows Human Resource business are professionally executed.
Dirk Coetzee
Technical Manager
Dirk, a mining professional with a Mine Managers Certificate of Competency, holds a National Higher Diploma in mining from the University of Johannesburg and has completed the Management Development Programme at the University of South Africa.
Dirk started his mining career in 1988 with over 30 years of mainly opencast mining experience. He worked in leadership roles across the various disciplines which include, technical, projects, and safety, primarily focussing on production. As a senior 4Arrows Business Partner, Dirk is ensuring that the required production targets are met.


Joe van Rensburg
Data Mining and Analytics
Joe studied Business Economics at the University of Pretoria and started his career with Barloworld in the Equipment Maintenance Management Division. They were responsible for managing long-term planning in terms of component life and other key performance indicators relevant to Yellow Machines on MARC sites. In 4Arrows we live by the mantra that “what is not measured” cannot be managed.
Tiaan de Necker
Project Manager
Tiaan is a Professional Civil Engineer who holds a Bachelor of Technology (BTech) degree and Master’s in Business Administration (MBA) from the University of the Free State.
Tiaan, as a former director of a multinational Civil Engineering Consulting company, gained extensive experience in the execution of capital projects involving all stages, from conceptual planning, design, and implementation. Tiaan must ensure the execution of all non-core mining-related projects in such a way that all stakeholders are satisfied.


Steven de Jager
Maintenance Improvement Specialist
Steven, a qualified heavy earthmoving equipment mechanic, holds a National Diploma in Mechanical and Electrical Engineering. Steven gained valuable experience in different leadership positions in Barloworld and was responsible for starting and managing the Barloworld Russian Component Rebuild Centre in Vostochnaya for several years. At 4Arrows CRC, we re-built our yellow machines and components.
Willem Bosch
Director
Willem studied Civil Engineering at the Free State University of Technology and joined Jannie as a partner during 1998 in the construction company that was sold to a listed company during 2009.
As a senior 4Arrows Business Partner, Willem ensures that all Ad Hoc projects are well managed and professionally executed.
Alexis Els
Financial Manager
Alexis is a qualified Chartered Accountant who graduated from the University of the Free State and is a member of the South African Institute of Chartered Accountants (SAICA) since 2009. After completing his audit articles, he joined one of the big four Auditors as part of the Advisory Business unit, focusing on management consulting, financial reporting, and internal auditing.
As a senior 4Arrows Business Partner, Alexis ensures that the financial aspect of the 4Arrows group is well managed.
Gavin Santhia
Engineering Manager
Gavin is a Maintenance and Mechanical engineer certified as a Maintenance and Reliability Professional and a Physical Asset Management Practitioner by the SMRP and SAAM, respectively.
Gavin gained valuable experience in West Africa as a listed company’s Regional Technical Analyst, overcoming the challenges of working with different cultures and languages while still achieving the company’s best asset reliability and management. He led a team that implemented the first-ever integrated ISO management system in an opencast contracting company. As a senior 4Arrows Business Partner, Gavin expertly manages 4Arrows’ Assets (Engineering).
Takalani Kwinda
Business Improvement Manager
Takalani, a Mining Engineer that graduated from the University of Johannesburg, started his mining journey at deep-level mining in the West Rand as a Learner Official.
Takalani held various leadership positions, including being a Mining Manager, where his scope of responsibility encompassed the full mining spectrum. He gained valuable experience being a Senior Mining Consultant, where he was introduced to mining software, desktop studies, green fields conversion to brownfields, and operationalizing. As a senior 4Arrows Business Partner, Takalani is ensuring that we have happy clients and optimized 4Arrows Human Capital.
Daan Janse van Rensburg
Human Resource Manager
Daan acquired his Human Resource Management degree at the University of the Free State and started his career in the mining industry with AngloGold. He gained valuable experience as a trainee on a structured program for three years. He was involved in all the different functions of the HR discipline at various underground mining operations.
As a senior 4Arrows Business Partner, Daan is ensuring that all aspects of the 4Arrows Human Resource business are professionally executed.
Dirk Coetzee
Technical Manager
Dirk, a mining professional with a Mine Managers Certificate of Competency, holds a National Higher Diploma in mining from the University of Johannesburg and has completed the Management Development Programme at the University of South Africa.
Dirk started his mining career in 1988 with over 30 years of mainly opencast mining experience. He worked in leadership roles across the various disciplines which include, technical, projects, and safety, primarily focusing on production. As a senior 4Arrows Business Partner, Dirk is ensuring that the required production targets are met.
Joe van Rensburg
Data Mining and Analytics
Joe studied Business Economics at the University of Pretoria and started his career with Barloworld in the Equipment Maintenance Management Division. They were responsible for managing long-term planning in terms of component life and other key performance indicators relevant to Yellow Machines on MARC sites. In 4Arrows we live by the mantra that “what is not measured” cannot be managed.
Tiaan de Necker
Specialty Engineering Services
Tiaan is a Professional Civil Engineer who holds a Bachelor of Technology (BTech) degree and Master’s in Business Administration (MBA) from the University of the Free State.
Tiaan, as a former director of a multinational Civil Engineering Consulting company, gained extensive experience in the execution of capital projects involving all stages, from conceptual planning, design, and implementation. Tiaan must ensure the execution of all non-core mining-related projects in such a way that all stakeholders are satisfied.
Steven de Jager
Maintenance Improvement Specialist
Steven, a qualified heavy earthmoving equipment mechanic, holds a National Diploma in Mechanical and Electrical Engineering. Steven gained valuable experience in different leadership positions in Barloworld and was responsible for starting and managing the Barloworld Russian Component Rebuild Centre in Vostochnaya for several years. At 4Arrows CRC, we re-built our yellow machines and components.