Over 80 years of combined experience means that our accounting professionals are knowledgeable. Indeed, we have worked with countless business owners across various industries. Enjoy the convenience of our offices located in Mississauga, Toronto, Ottawa and London. Our chartered accountants help with Canadian or U.S. tax strategies and accounting. Delegate your accounting and tax-related services to Dean & Associates. With our experience, competitive rates and friendly service, there’s no reason to do it alone.