Béatrice Bigois is a graduate of École Polytechnique and École nationale des Ponts et Chaussées.
She began her career in 1994 within EDF's Financial Department. In 1999, she joined London Electricity where she developed trading and risk management functions. In 2003, she returned to France to set up EDF's medium-term optimization department before establishing and heading EDF Trading's Paris office. In 2008, back in the United Kingdom, Béatrice Bigois took over as Financial Director of EDF Trading before being appointed Managing Director Customers at EDF Energy in 2014. In 2020, she was appointed Chief Executive Officer of EDF Trading, a position she will hold until end of December 2025. Since January 1, 2026, Béatrice Bigois is Group Senior Executive Vice-President, Customers & Energy Services.