Link to Éric Thibault's article "Déjà des aspirants pour mener la mafia et les Hells":

http://www.journaldemontreal.com/2015/11/20/deja-des-aspirants-pour-mener-la-mafia-et-les-hells

He speculates about who are seen as successors to those who were arrested in the latest law-enforcement operations. Sources tell him that Francesco Arcadi and Lorenzo Giordano, who are both still in jail, are seen as potential leaders of the Montreal Mafia.