Chamber of Commerce of Metropolitan Montreal | 48,105 followers on LinkedIn. The mission of the Chamber of Commerce of Metropolitan Montreal is to be the voice of Montréal’s business community and to promote the city’s prosperity. The Chamber of Commerce is involved in key areas of economic development, promoting a philosophy of action based on engagement, credibility, proactivity, collaboration and innovation. OUR VISION A strong Chamber of Commerce, in an economically thriving city, proud of its businesses and their success at home and abroad.