Etablissement du Simplon is a detention facility situated in Lausanne, Switzerland, and founded in April 2012. It is owned by the State Penitentiary Service (SPEN) of the canton of Vaud, located in the French-speaking region of the country. The primary purpose of the Simplon facility is to carry out custodial sentences in the form of semi-custodial and work release program. The institution aims to achieve two specific objectives: they want to prevent a complete disconnection from society for individuals semi-custodial sentences and want to facilitate the professional reintegration of convicted individuals.