PGS specializes in the geotechnical consulting field including DPSH testing. We are a South African company based in Pretoria. We have been involved with projects throughout Africa. The vision of the company is to provide a cost effective, quality product within project time frames. PGS consists of combined geotechnical and geological experience of more than 20 years.Jaco Joubert is the managing director of PGS and is a registered professional scientist. Jaco holds a BSc Honours degree in Environmental and Engineering Geology and have 16 years experience in the geotechnical field. Previous companies Jaco worked for include Anglo Platinum, Black & Veatch and Knight Piesold Consulting.