Network Of Consultants

Lourens Scheepers M.Sc.
Lourens has been involved in mathematical modeling for over two decades. He has worked for the CSIR, Sasol, Samancor and Gencor. He is actively involved in all aspects of the business with the emphasis placed on ensuring that models represent practice as close as possible. He is the founder of LSLPS- "Large Scale Linear Programming Solutions". Lourens is a fellow of the South African Institute of Mining and Metallurgy (SAIMM) and a member of the Operations Research Society of South Africa (ORSSA). Lourens is a co-founder of Kalahari Resources (Pty) Ltd, a BEE manganese mining and smelting company.

Rob Featherstone B.Sc., B.Sc.(Met.Eng.),M.B.L.
Rob is a ferro-alloy metallurgist, experienced in operations, works management, R&D as well as senior management. He has worked for Transalloys, Samancor and MS&A. Apart from rendering independant metallurgical consulting services, Rob is actively involved in the marketing of linear programming and is responsible for setting up required thermodynamics, slag chemistry and metallurgical balances in LP-models. Rob is a member of the South African Institute of Mining and Metallurgy (SAIMM)

Cecile Bruwer B.Sc. H.E.D.
Cecile is a qualified computer scientist and is responsible for software development and user training. She gave up teaching mathematics in favour of computer programming and worked for various financial institutions, eventually as senior systems analyst. She also does part-time computer science lecturing at the Technikon S.A.

John Power B.Sc.
John is qualified in mathematical statistics and spent more than two decades working for Union Corporation and Gencor in the technical computing field. He has been involved in systems such as PEGS, survey, simulation and ore reserves. John renders his services to Large Scale Linear Programming Solutions in the areas of PC-support, optimisation reports, database applications and statistics.

Rodrigo Jerez Ph.D.
Dr. Rodrigo Jerez has over 20 years of experience in the Mineral/Energy Industry. He has been actively involved on several studies with copper, gold, molybdenum, iron, coal and industrial minerals in relation to ore reserves, production planning, laboratory automation and project feasibility. He has worked for Cities Services, Amoco Corporation and Cyprus Minerals Company. Dr. Jerez graduated from the School of Engineering, University of Chile. He holds a MSc, and a PhD degree from Royal School of Mines, Imperial College, London, England.

Gordon Von Mollendorf B.Sc. (Hons)
Gordon started his career as a sampler at the A.A.C. Kitwe mines in Zambia and followed the career path from miner, shift boss up to mine captain. He then completed the degrees B.Sc. Mathematics and Statistics and thereafter the honours B.Sc. in Operations Research from Unisa. Since then he has applied his practical and mathematical knowledge to mine planning problems using optimisation techniques, statistics, simulation methods and geological modelling. He applied these skills to a wide range of mine planning problems in the Anglo American and De Beers Groups and is a highly skilled DATAMINE and NPV Scheduler planner. He is also well trained and experienced in the Whittle environments.