Gauthier Lassartesse joined the T/E/S/S team as an engineer in 2021.

He is a graduate of the Ecole Nationale des Travaux Publics de l'Etat, specializing in construction, in Vaulx-en-Velin, and completed a 3-year double degree course at the Ecole Nationale Supérieure d'Architecture de Lyon.

He took part in façade studies for Renzo Piano's Grand Paris Nord University Hospital project.