Denis was called to the Law Society of Ontario after having obtained his LL.B., Common Law Program, and his B.A. (General), both from the University of Ottawa.

Since being called to the Bar, Denis focuses his practice in the following areas: Construction, Employment & Labour, Litigation & Arbitration, Municipal & Public Law, and Statutory Offences.

When he is not working, Denis enjoys skiing, camping and sailing on the Ottawa River or in the Caribbean.