Ms. Hallman is a member of the Law Society of Upper Canada and the Ontario Bar Association. She is an accredited member of the Ontario Association for Family Mediation, a Chartered Mediator with the ADR Institute of Canada, and a member of both the Arbitration Panel and Mediation Panel of the ADR Institute of Ontario. She has been on the Committee of the ADR Institute that qualifies mediators who wish to become a “Chartered Mediator.” Ms. Hallman is also a member of Family Mediation Canada, and she is a founding member of the Peel Family Mediation Service.
She has been an agent for the Office of the Children’s Lawyer since 1991. Ms. Hallman is also trained to practice Collaborative Family Law and is a member of the Collaborative Lawyers of Halton and Peel and the Ontario Collaborative Law Federation.