Hautes Études d'Ingénieur.

HEI Lille or École des Hautes Études d’Ingénieur is a private school of engineering located in Lille, France, member of Lille Catholic University and a French Grande École. The school trains students during five years and delivers the diploma of Ingénieur. The diploma is approved both by the State and the CTI. HEI is a member of the Conférence des Grandes Écoles (CGE) guaranteeing the teaching and selectivity in admissions. In 2019, the school is ranked n°3 by Eduniversal among post baccalaureate training programs of general engineering in France.