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Director: Dr. Ernst Drewes
Email: ernst@erioloba.co.za
Phone: +27 82 416 0935
Pr. Pln (A/817/1995)
Ernst Drewes is a registered Urban and Regional Planner with 35 years of experience as an Urban and Regional Planner. He specialises in property development and project management and obtained the following degrees: B. Art et Scien (Town and Regional Planning), M. Art et Scien (Regional Planning), and a PhD (Regional Planning). Ernst is also an accredited mediator (CD/ACDS) specialising
in development and property mediation.

Associate: Dr. Mariske van Aswegen
Email: mariske@erioloba.co.za
Phone: +27 72 6266 758
Pr. Pln (A/118/2009)
Mariske is a qualified (B. Art et Scien) and registered Urban and Regional Planner (Pr. Pln) with 20 years` experience within the private practice as well as an academic. She has specific knowledge and experience in mining-related development and strategic spatial planning throughout South Africa on which she also wrote her PhD thesis.