| ADR Institute of Ontario | Toronto |
| Canada. Indigenous Services Canada, Indian Residential Schools Settlement Agreement | Gatineau |
| Canadian Institute for Conflict Resolution | Ottawa |
| Canadian Motor Vehicle Arbitration Plan | Toronto |
| Community Conflict Resolution Services of Halton | Milton |
| Ontario Special Education Tribunal | Toronto |
| Ontario. Ministry of the Attorney General, Milton Courthouse, Superior Court of Justice - Family Court - On Site Mediation Services | Milton |
| Ontario. Ministry of the Attorney General, Superior Court of Justice - Family Court - Off Site Mediation Services | Oakville |
| Ontario. Ministry of the Attorney General, Hamilton Services, Hamilton Courthouse, On-Site Mediation Services | Hamilton |
