Sean Duggan

Sean Duggan (Executive) holds a BSc in Geology, a BSc Hons in Geochemistry from the University of Stellenbosch and an MSc in Mining Engineering (Geostatistics) from the University of the Witwatersrand. Sean worked for Anglo American in base metal and gold exploration...

Johan van Zyl

Johan van Zyl is a Senior Mineral Resource Analyst who has been with Z* since the inception of the company in 2008. Johan has a BSc degree (Physical and Mathematical Analysis) from the University of Stellenbosch and he completed a BSc Honours degree in Geographical...

Andy Grills

Andy Grills (Executive) holds BSc Hons and PhD qualifications in Geology from the Queens University of Belfast, UK. In addition, Andy is a graduate of the École Nationale Supérieure des Mines de Paris, France (CSFG in Advanced Geostatistics). He has worked for Anglo...