Marie-Sophie Yon currently serves as the Directrice Technique et Sécurité at Unibail-Rodamco-Westfield since January 2024. Prior to this role, Marie-Sophie held multiple positions at Colonies from June 2021 to August 2023, including Lead Property Manager, Senior Property Manager, and Property Manager. Additional experience includes serving as Responsable Technique d’Opérations and Responsable Technique at Gecina from July 2016 to June 2021, Ingenieur maintenance at Oteis in late 2015, and Chargée de mission maintenance at Hôpital Cognacq-Jay from March 2014 to November 2015. Earlier roles also include project coordination at Cabinet Gousset and positions in maintenance and security at Ville d'Angers and Center Parcs. Marie-Sophie holds a Master de Maintenance et Exploitation de Patrimoine Immobilier from ISTIA and a Licentiate degree in Maintenance immobilière et sécurité d'entreprise from ESTHUA-IMIS.