Established in 1980, Thunder Bay Insurance has grown to become the largest independent broker in Thunder Bay with offices in both downtown cores. Thunder Bay Insurance joined The Superior Group in 2001, which is an alliance of respected, independently owned, insurance brokers in key communities throughout Northwestern Ontario. The owners of Thunder Bay Insurance along with our over 30 staff members are proud to live and work in the communities that we serve. We are honoured to be chosen as the Trusted Advisors to help protect over 10,000 clients, 6000 residences and over 700 businesses.