PERSONNEL MOVES AND PROMOTIONS: Petrobras changes international area executives

Petroleo Brasileiro SA (Petrobras) has made several changes to its international area executive staff, all effective Jan. 1.Alberto Guimaraes, general executive director of Petrobras Energia SA since 2002, has been appointed president of Petrobras America Inc. Prior to his assignment to Argentina, he held various positions, including executive manager for new business and superintendent of the former commercial department.Petrobras Energia Refining & Petrochemicals Director Carlos Fontes succeeds Guimaraes as general executive director of Petrobras Energia. Fontes, a chemical engineer, has been in Argentina since 2004. Before that, he held various positions, including products and ref...

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