Fwiw, in recent years the school has preferred the more distinctive name Polytechnique Montréal, rather than either École Polytechnique or École Polytechnique d

Fwiw, in recent years the school has preferred the more distinctive name Polytechnique Montréal, rather than either École Polytechnique or École Polytechnique de Montréal, although there are plenty of materials not yet using the new branding.