| Brightshores Health System, Dual Diagnosis Program, Owen Sound Hospital | Owen Sound |
| Brightshores Health System, Mental Health Services Department - Assertive Community Treatment Team, Owen Sound Hospital | Owen Sound |
| Brightshores Health System, Mental Health Services Department - Case Management, Owen Sound Hospital | Owen Sound |
| Canadian Mental Health Association Grey Bruce, Mental Health and Addiction Services, Kincardine - 865 Queen St, Case Management | Kincardine |
| Canadian Mental Health Association Grey Bruce, Mental Health and Addiction Services, Markdale - 55 Victoria St, Case Management | Grey Highlands |
| Canadian Mental Health Association Grey Bruce, Mental Health and Addiction Services, Owen Sound - 1101 2nd Ave E, Suite 205 | Owen Sound |
| Canadian Mental Health Association Grey Bruce, Mental Health and Addiction Services, Owen Sound - 1105 1st Ave E, Case Management | Owen Sound |
| Canadian Mental Health Association Grey Bruce, Mental Health and Addiction Services, Southampton - High St, Case Management | Southampton |
| Canadian Mental Health Association, Peel Dufferin Branch, Orangeville Office, Mental Health Supports | Orangeville |
| Canadian Mental Health Association, York Region and South Simcoe, CMHA Alliston | New Tecumseth |
| Canadian Mental Health Association. Simcoe County Branch, Barrie - 128 Anne St S, Case Management | Barrie |
| Canadian Mental Health Association. Simcoe County Branch, Barrie - 134 Anne St S, Housing Support | Barrie |
| Canadian Mental Health Association. Simcoe County Branch, Barrie - 21 Bradford St, Assertive Community Treatment Team | Barrie |
| Canadian Mental Health Association. Simcoe County Branch, Collingwood - 186 Erie St - Suite 101, Assertive Community Treatment Team | Collingwood |
| Canadian Mental Health Association. Simcoe County Branch, Orillia - 76 Nottawasaga St, Assertive Community Treatment Team | Orillia |
| Chippewas of Nawash Unceded First Nation, Neyaashiinigmiing - 247 Prairie Rd, Youth Mental Health Program | Neyaashiinigmiing |
| CMHA Thames Valley Addiction and Mental Health Services - Huron County Sites, Exeter, Community Mental Health Services - Exeter | South Huron |
| CMHA Thames Valley Addiction and Mental Health Services - Huron County Sites, Goderich, Community Mental Health Services - Goderich | Goderich |
| Huron Health System - Alexandra Marine and General Hospital, Huron Perth Clinical Intensive Case Management, Goderich - Huron Rd | Goderich |
| Huron Perth Healthcare Alliance, Mental Health Services - Huron Perth Assertive Community Treatment Team, Seaforth - 28 Centennial Dr | Huron East |
| Huron Perth Healthcare Alliance, Seaforth - 28 Centennial Dr, Mental Health Services | Huron East |
| Huron Perth Healthcare Alliance, Seaforth - 28 Centennial Dr, Prevention and Early Intervention Program for Psychoses | Huron East |
| Northumberland Hills Hospital, Community Mental Health Services - Northumberland County Assertive Community Treatment Team, Cobourg - Elgin St W | Cobourg |
| Peterborough Regional Health Centre, Mental Health Services - LYNX Early Psychosis Intervention Program | Peterborough |
| Peterborough Regional Health Centre, Mental Health Services - Psychosis Assessment and Treatment Clinic | Peterborough |
| Regional Support Associates, Walkerton, Support Services for Adults with Intellectual Disabilities, Walkerton | Brockton |
| Right to Heal, Peterborough | Peterborough |
| Royal Victoria Regional Health Centre, Barrie - 201 Georgian Dr - 3rd Floor, Adult Outpatient Mental Health | Barrie |
| Royal Victoria Regional Health Centre, Barrie - 201 Georgian Dr - 3rd Floor, Medication Clinic | Barrie |
| Your Support Services Network, Aurora - Head Office | |