Mr Jose Sergio Gabrielli de Azevedo took office in July 2005 as the Chief Executive Officer of Petrobras. As the company's CEO, he also holds a seat on the Board of Directors of Petrobras and Petrobras Distribuidora–BR. He is Chairman on the Board of Directors for Petrobras Transporte S.A.–TRANSPETRO, Petrobras Química S.A.–PETROQUISA, and Petrobras Gás S.A.–GASPETRO.

Mr Gabrielli is also a member of the Board of Directors for Petrobras Biocombustível S.A –PBIO. He served as Chief Financial Officer and Chief Investor Relations Officer for Petrobras from February 2003 to July 2005. Since 2006, he has been a member of the UN Global Compact Board. From 2009-2010, he was the Energy Community Leader of the World Economic Forum.

During his tenure at Petrobras, he has been distinguished with top business executive awards such as the 2011 Petroleum Executive of the Year by the Energy Intelligence; 2010 Executive of the Year by the World Oil Companies Congress; 2009 and 2010 World's Best CEOs by BARRON's Awards; 2009 Person of the Year by the Brazilian-American Chamber of Commerce; 2007 Energy Executive of the Year by Petroleum Economist Awards; 2005 Best Finance Executive in Latin America by International Stevie Business Awards; and 2004 Finance Executive of the Year by the Instituto Brasileiro de Executivos de Finanças–IBEF (Brazilian Institute of Finance Executives).

Mr Gabrielli is a Full Professor of Macroeconomics on leave from the Universidade Federal da Bahia– UFBA (Federal University of Bahia). He was born in Salvador (Bahia) and holds a PhD in Economics from Boston University.