Europe

ATHENS network / ParisTech (BME Budapest, TU Delft, KU Leuven, IST Lisbon, UCL Louvain-la-Neuve, UP Madrid, Politecnico Milano, TU Munich, CTU Prag, KTH Stockholm, NTNU Trondheim, TU Vienna, Warsaw UT)

IDEALeague network / ParisTech (TU Delft, Imperial College London, ETH Zürich, RWTH Aix-la-Chapelle)
University of Valladolid (Spain)
École Polytechnique Fédérale de Lausanne (Switzerland)

and a wide range of bilateral Erasmus agreements...

North America - Australia

Canada : Laval University, Sherbrooke University
USA : The University of North Carolina at Chapell Hill
Australia : The University of Queensland

South America

Brazil : Polytechnic School of University of São Paulo, UFRJ, UNICAMP
Mexico : UNAM, Guadalajara University
Argentina : Buenos Aires University, Buenos Aires Institute of Technology

Asia

China : in Beijing (Tsinghua University, Peking University), in Shanghai (Tongji University, Shanghai Jiaotong University, Fudan University), in Nanjing (Nanjing University, SouthEast University), the University of Hong Kong
Japan : Nihon University, Osaka University