Ruy Afonso Proença

Mining Engineer (EPUSP, 1980), specialist in ores valuation (Ecole Nationale Supérieure de Géologie de Nancy, França, 1989). Worked at Instituto de Pesquisas Tecnológicas do Estado de São Paulo (IPT), from 1979 to 1987; Paulo Abib Engenharia, after Kilborn do Brasil (Grupo SNC-Lavalin), from 1987 to 1996; and as independent professional, from 1996 to 2001. He works with ore processing (process development and projects at various stages), economic evaluation and environmental licensing.

Since 2001 at MultiGeo, he is coordinator of mining and environmental studies and projects.