Geologist (IGcUSP, 1972), with extensive experience in mining rights, geological exploration and mining enterprise management. He worked as a geologist throughout the Brazilian territory as well as Argentina, Uruguay, Paraguay and Bolivia. Founder and director of MultiGeo – Engenharia Mineral, Geologia e Meio Ambiente since 1995.
He is also founder and director of Pró-Ambiental Tecnologia (www.proambientaltecnologia.com.br) since 2003.