As of my last update in September 2021, the top 10 car insurance companies in Ontario, Canada, based on market share and reputation, were as follows:
Intact Insurance
Aviva Canada
Desjardins Insurance
The Co-operators
TD Insurance
Allstate Insurance
State Farm Canada (now rebranded as Desjardins Insurance)
RBC Insurance
Wawanesa Insurance
Economical Insurance
Please note that market dynamics can change over time, and the rankings might have shifted since my last update. Therefore, it’s essential to do your own research and check for the most recent rankings and customer reviews before making a decision. You can compare quotes and coverage options from multiple insurance providers to find the best one that suits your needs and budget.