Elza Kallas

Graduated in Chemical Engineering from the Federal University of Minas Gerais – UFMG, Specialization in Petroleum Engineering from Petrobras University, MBA in Business Management from the University of São Paulo – USP. She worked at Petrobras as Executive Refining Manager at Petrobras (2019 – 2023), General Supply Manager at Petrobras (2018 – 2019), General Manager of the refineries: Duque de Caxias Refinery (2016 to 2018), Henrique Lage Refinery (2012 to 2016 ), Shale Industrialization Unit (2006 to 2012) and Optimization, Engineering and Commercialization Manager at the Gabriel Passos Refinery (1995 to 2006). She was the first woman in the history of Petrobras to hold the positions of General Manager and Refining Executive. With 40 years of experience, he has led numerous projects in the areas of operational efficiency, production, operations, supply of goods and services and management.