HEC Paris is a business school and grande école located in Jouy-en-Josas, a southwestern outer suburb of Paris, France. It offers Bachelor, MiM, MSc in International Finance, MBA, EMBA, executive education, professional development, professional certification, and PhD programs.

The classes préparatoires aux grandes écoles (CPGE), commonly called classes prépas or prépas, are part of the French post-secondary education system. They consist of two years of study which act as an intensive preparatory course with the main goal of training students for enrolment in one of the grandes écoles. The workload is one of the highest in Europe(29 to 45 contact hours a week, with up to 10 hours of guided tutorials and oral exam sessions).