Ontario’s Big City Mayors
Ontario’s Big City Mayors (OBCM) is comprised of mayors of Ontario cities with populations of 100,000 or more.
OBCM provides a voice for big city mayors in policy debates that impact Ontario cities. Through policy development, advocacy, discussion and partnerships, Ontario’s Big City Mayors support strong and effective cities.
Mayor Cam Guthrie, City of Guelph is the current Chair and Mayor Bonnie Crombie, Mayor of Mississauga is the Vice-Chair.
What's New?
Ontario’s Big City Mayors (OBCM) Statement on the Passing of the Strong Mayors, Building Homes ActPosted on Sep 9, 2022
Ontario’s Big City Mayors and the Mayors and Regional Chairs of Ontario Convene at the Association of Municipalities Conference to Advance Key Municipal Priorities
Posted on Aug 16, 2022
MEDIA ADVISORY: Ontario’s Big City Mayors (OBCM) and the Mayors and Regional Chairs of Ontario (MARCO) Joint Press Conference at the Association of Municipalities of Ontario (AMO) Conference
Posted on Aug 15, 2022
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