About Mervyn Rosenstein

Mervyn Rosenstein is a lawyer by profession, with over 20 years' experience in mediation and arbitration. For those dealing with a separation, divorce, custody disagreement, or business dispute, he has a proven track record in mediation and arbitration, and will help you discover the alternatives to costly court battles.


After practising law for many years, Mervyn Rosenstein then underwent extensive specialized training in the field of alternative dispute resolution, and now serves his clients exclusively as a mediator or arbitrator. He has been involved in many businesses, at various levels, including as in-house counsel for an international commercial group, and so provides the skill and expertise needed to resolve complex issues.


His experience includes:

  • Roster arbitrator with the Canadian Motor Vehicle Arbitration Plan and the Tarion Builder Arbitration Forum
  • Roster Mediator with the Ontario Mandatory Mediation program
  • Arbitrator/mediator with the former OIC Arbitration Roster project


As an impartial facilitator, Mervyn Rosenstein has helped numerous clients to reach agreements acceptable to both sides. This applies whether you’re going through a separation, divorce, custody dispute, support disagreement, or a partnership, shareholder, or other commercial dispute. The approach is non-adversarial, and mediation is regarded by most as a WIN-WIN situation.


Accreditations & Affiliations

  • Ontario Association for Family Mediation-Acc.FM
  • Canadian Bar Association – Ontario. Member of the Family Law Section and the Alternative Dispute Resolution Section
  • Arbitration and Mediation Institute of Ontario – ADR, Construction, Real Estate and Property, International, Sections. Practising as Mediator and Arbitrator
  • Arbitration and Mediation Institute of Canada
  • Roster Mediator, Ontario Mandatory Mediation Program – Toronto
  • Canadian Motor Vehicle Arbitration Plan – Roster Arbitrator
  • Former Ontario Insurance Commission – Arbitration Roster Project
  • Former President York County Region OAFM and Member Provincial Board of Directors
  • Former Chairman of Central Area of this Association
  • Tarion Warranty Corporation, Builder Arbitration Forum – Roster Arbitrator
  • Accredited Family Mediator
  • BA., BCL (Law Degree)

Our Service Area

  • Richmond Hill
  • Thornhill
  • Vaughan
  • Markham
  • North York
  • Toronto
  • Aurora
  • Newmarket

Our Services

  • Separations
  • Divorce
  • Parenting Plans
  • Separation Agreement Amendments
  • Separation/Divorce - Custody
  • Separation/Divorce - Financial Property
  • Separation/Divorce - Comprehensive
  • Commercial
  • Personal Injury
  • Business Disputes
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