If you are looking to work with a loan and trust company for deposits or loans, FSRA is responsible for registering all federally incorporated loan and trust companies that do business in Ontario. They enforce the Loan and Trust Corporations Act that govern loan and trust companies.
See FSRA's website before choosing a Loan and Trust company, to verify the company is on the list of registered Loan and Trust companies in Ontario.
You can also see the kinds of questions you may want to ask a loan and trust company.