Sergio Portoni is a Financial Controller at Globexplore Drilling since 2013, where they manage operational and administrative costs, oversee financial statements, and implement savings projects. Previously, from 2007 to 2013, they served as the Finance Controller at Granmin (Gold Group Inc) at Mina Cerro Colorado, focusing on internal controls and general accounting. Sergio is currently pursuing a degree in Accounting at Universidad de Sonora, having previously obtained a Licenciatura in Public Accounting from the same institution between 1989 and 1994.
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