Athanasios Kefalas is Chairman of Imerys Greece S.A. He has studied Mining Engineering-Metallurgy at the National Technical University of Athens and has completed an Executive MBA at INSEAD. He started his career on operations and gradually moved to more strategic roles with high international exposure, building 40 years experience in the extractive industry, minerals processing as well as in business development and corporate governance.

He has a firm grasp of the international extractive industry regulatory framework and especially environmental permitting as well as aptitude in fostering and maintaining dialogue with public administration and government as well as in building long-term and sustainable local community relations.

Among other activities, he is a member of the General Council of SEV, BoD member ot SEV Business Council for Sustainable Development, member of the ESG Working Committee of SEV, BoD member of the Association of Industries of Central Greece (SVSE) and Vice President of the Hellenic Volunteer Managers Center.