STEFAN HUNGER has more than 15 years of experience as a manager and analyst in the field of mineral resource extraction and processing in Europe, Africa and Latin America. He is a Fellow of the Institute of Materials, Minerals, and Mining (FIMMM), CEng accredited with the Engineering Council UK, and registered as a European Engineer (EUR ING) by the European Federation of National Engineering Associations (FEANI). Currently, as Managing Director of SMinPro GmbH, he aims to provide objective and independent support to companies in the implementation of projects for the processing of various raw materials with regard to their sustainability.