Mathilde Planchat-Leveque is an experienced professional in urban ecology and biodiversity conservation, currently serving as Chargée de biodiversité et écologie urbaine at Ville de Versailles since September 2021. Prior roles include Chargée de programme "Jardins de Noé" at Noé from December 2015 to August 2021, where the focus was on promoting biodiversity in gardens, and Chargée d'études at Agence d'écologie urbaine - Observatoire Parisien de la Biodiversité from June 2013 to October 2014, contributing to sustainable green space management in Paris. Mathilde's earlier experiences include landscape design assistance, project management support, and responsibilities related to ecological education and environmental awareness, complemented by a background in landscape management and biodiversity from Itiape and Lycée du Paysage et de l'Environnement Fénelon.