Experience Modern Luxury at Le Mount Stephen in Montréal! Designated a national historic site by the government of Canada, Le Mount Stephen is one of Montréal’s most treasured sites, and home to the city’s newest boutique hotel. Le Mount Stephen features a luxurious ballroom, Salon Elizabeth, that can accommodate up to 395 guests. Available to book seven days a week, the state-of-the-art ballroom is the perfect venue for everything from daytime corporate functions to evening galas and weddings.