The eparchy includes the faithful of the Melkite Greek Catholic Church in Canada.

Its eparchial seat is the city of Montreal, where Saint Sauveur Cathedral is located.

On October 13, 1980, Pope John Paul II issued a bull Qui benignissimo, which established the Apostolic Exarchate of the Saint-Sauveur.

[3] On September 1, 1984, Pope John Paul II issued a bull Beati Petri,[4] which transformed the Apostolic Exarchate of the Saint-Sauveur into an eparchy.

The eparchy has parishes in Montreal, Pierrefonds-Roxboro, Laval, Brossard, Quebec City, Ottawa, Toronto, Etobicoke-Mississauga, Hamilton, London, Windsor, Calgary, Edmonton and Vancouver.