Estelle Brachlianoff serves as the Chief Executive Officer of Veolia, a global leader in environmental services, a position she assumed on July 1, 2022. An engineer by training, she is an alumna of École polytechnique and École nationale des ponts et chaussées. Brachlianoff began her career in 1998, working on infrastructure projects for the Val-d'Oise department and later as a special advisor for the Greater Paris Île-de-France Prefecture, focusing on public transportation and urban planning.