 The second biggest company in the group is Co-operators Life Insurance Company, based in Regina, which sells life insurance (i.e., life, health, group benefits).Other member companies are HB Group Insurance of Mississauga, The Sovereign General Insurance Company of Calgary, CUMIS Group Limited based in Burlington, Ontario, and investment firm Addenda Capital of Montreal.As of year-end 2016, the group of companies had more than $44 billion in assets under administration.