Before coming to the bar Dean practiced at Arnold Bloch Leibler. Dean read with Cameron Macaulay S.C. and then Anthony Kelly S.C.

Dean's main areas of practice are Trade Practices, Corporations, Insolvency, Intellectual Property, Inquiries & Investigations, Property, Insurance & Professional Negligence, Torts, Equity & Trusts.

Dean regularly appears in the Supreme and Federal Courts on applications for injunctions or Freezing Orders in intellectual property matters, confidential information, fraud and tracing cases.