Sandrine Lacaze is a seasoned professional in urban planning and sustainable development with extensive experience in various municipalities and regional organizations. Currently serving as Directrice de l'aménagement durable du territoire at Région Île-de-France since May 2022, Sandrine previously held multiple leadership roles at Communauté urbaine Grand Paris Seine & Oise from November 2017 to April 2022, including DGA Aménagement du territoire and Directrice du Foncier et de l'Aménagement communautaire. Prior positions include Directrice de la stratégie urbaine at Ville de Livry Gargan and roles in urbanism and community planning at Ville de Chilly-Mazarin and Ville de Crépy en Valois. Sandrine holds advanced degrees in urban planning and geography from Université Paris-Est Créteil, Université Blaise Pascal, and Université Paris 13.