Gregory A. Ste. Marie

Ottawa, Ontario, Canada

As a lawyer, Greg Ste. Marie has specialized in the area of Family Law for over 37 years. He has appeared in courts at all levels including the Ontario Superior Court, Family Branch, the Divisional Court and the Ontario Court of Appeal. His practice extends to mediation and arbitration. He taught at the Law Society Bar Admission course in Family Law for over 20 years.
He has been affiliated with the Salvation Army Advisory Board for Middlesex West and was a member of the Legal Aid Area Committee for Middlesex County for a number of years.

He is a member of the Law Society of Upper Canada, the Canadian Bar Association, the County of Carleton Law Association, L'Association des juristes d'expression francaise de l'Ontario, and the Ottawa Association of Family Law Arbitrators.

Areas of Practice

  • Family Law

Bar Admissions

  • Ontario, 1975


  • University of Western Ontario, Faculty of Law, London, Ontario, Canada
    • LL.B. - 1973
  • University of Western Ontario, London, Canada
    • B.A. - 1969
    • Major: History

Professional Associations and Memberships

  • L'Association des juristes d'expression française de l'Ontario, Member
  • Law Society of Upper Canada, Member
  • Canadian Bar Association, Member
  • County of Carleton Law Association, Member

Past Employment Positions

  • Seabrook, Epstein, Ste.Marie & Miller, Partner, 1986 - 2001
  • Lerner & Associates, Partner, 1975 - 1986


  • English