The Montréal Climate Summit is being organized by the Montréal Climate Partnership, in collaboration with the City of Montréal, and with direct input from the Center for Intersectoral Studies and Research on the Circular Economy, the Chamber of Commerce of Metropolitan Montreal, the Collective Impact Project - Centraide of Greater Montreal, the Communauté métropolitaine de Montréal, the Conseil régional de l'environnement de Montréal, Coop Carbone, COPTICOM, Strategy & Public Relations, Culture Montréal, the David Suzuki Foundation, Econoler, Quebec Federation of Labour - FTQ, Fondaction, Finance Montréal, the Foundation of Greater Montréal, the Greater Montréal Climate Fund, HEC Montréal, the Intact Centre on Climate Adaptation - University of Waterloo, the Junior Chamber of commerce of Montreal, the Neighbourhood Round Tables Coalition, OGIVE art and education, Philanthropic Foundations Canada, Propulsion Québec Cluster for Electric and Smart Transportation, Transition en commun, the Trottier Family Foundation, UNIVER/CITY 2030, and Vivre en Ville.