Montréal possesses ultramodern infrastructures and facilities for holding all kinds of international conventions and events.

The Palais des congrès, which can accommodate more than 20,000 people at any given time, provides services at the cutting edge of their individual technologies: concert quality sound systems; videobroadcasting on giant screens; intelligent lighting; simultaneous interpretation with wireless infrared receivers; voice interactive response systems; teleconferencing; videoconferencing; Web broadcasting and intercommunication.

The ICAO (International Civil Aviation Organization) head office contains two enormous conference rooms set up according to United Nations standards and designed specifically to meet the needs of international organizations. These facilities can be leased for international conventions and symposiums. Besides these large centres, Montréal also has more than twenty other locations suitable for holding prestigious conventions.