Effective from March 1, 2017, he has been the CEO and chairman of OnMobile Global Ltd, India[1] In 2011, he co-founded (with François Legault) a social and economic liberal centre-right political party, Coalition Avenir Québec.
He is currently a director of the Canadian Imperial Bank of Commerce, Cossette Communication Group and Orchestre Symphonique de Montreal.
Subsequently, he was chairman and CEO of Teleglobe, the leading provider of international long-distance and broadband services in Canada.
Excel, which was a reseller of residential long-distance services, relied on door-to-door sales and multi-level marketing.
[citation needed] Sirois is one of the founding partners of Enablis and has served as its chairman and chief executive officer from inception.