|Street address||2020A Crescent Street, 19 Sainte Catherine Street East, 8000 Henri Bourassa Boulevard East, 1601 Daniel Johnson Boulevard, 3980 Saint Jean Boulevard|
|Postal/ZIP Code||H3G 2B8|
Imad Smaidi became the full-time owner of the restaurant, after being a silent partner. Smaidi immigrated to Canada from Lebanon in 1972, studied engineering at École Polytechnique de Montréal and worked for Philips before having to quit to run Boustan full-time.
Boustan has been frequented by, among others, former Prime Minister of Canada Pierre Trudeau and the now current Prime Minister of Canada Justin Trudeau. and some of the rosters from the Montreal Canadiens and Montreal Alouettes.
Smaidi, due to his popularly, was called "Mr. Boustan" instead of his real name. Smaidi put the restaurant up for sale in early 2011. He eventually sold the restaurant to George and Peter Hatzimargaritis and Mario Daigneault on March 25, 2012 for an undisclosed sum.
In 2015 Boustan opened further locations in Anjou/Rivière-des-Prairies–Pointe-aux-Trembles (RDP) at 8000 Henri-Bourassa East and in Dollard-des-Ormeaux at 3980 boul St Jean which also serves the same menu as the original location.
In 2017 Boustan opened locations in Verdun, NDG, Rosemont, Côte-des-Neiges, Kirkland, St-Henri, Hochelaga-Maisonneuve, St Leonard and Blainville. In 2019 they opened a location in Vaudreuil-Dorion. It has become a fast growing franchise expecting more new locations.
In 2021, Boustan opened their first location outside the Greater Montreal area in Lévis.
As of March 2022, a location in Ottawa on Rideau street and in Scarborough Ontario would be the first locations opened outside of Quebec bringing the franchises to a total of 41 locations.
- Faure, Elizabeth (2011-05-03). "Bye bye Boustans?". Montreal Mirror. Archived from the original on 5 March 2011. Retrieved 26 March 2012.
- Brownstein, Bill (2012-03-25). "Popular Lebanese eatery changes hands". The Gazette. Postmedia Network. Archived from the original on 28 March 2012. Retrieved 26 March 2012.
- Szuper, Victor (2011-02-01). ""Mr. Boustan" looking to sell". McGill Tribune. Retrieved 26 March 2012.[permanent dead link]
- Hazan, Jeremy (2015-08-12). "Montreal's West Island To Open A Boustan Restaurant On St-Jean Blvd". MTL Blog. Retrieved 19 February 2016.
- Cipolla, Miranda (2016-02-08). "Montreal Is Opening An All-New Boustan Restaurant In Laval". MTL Blog. Retrieved 19 February 2016.