| ADAPT Halton, Concurrent Disorders Programs | Halton Region |
| Canadian Mental Health Association, Halton Region Branch Head Office - Oakville, Mental Health Services | Oakville |
| Canadian Mental Health Association, Milton and Halton Hills, Mental Health Services | Milton |
| CarePoint Health, Brampton-Halton-Mississauga, Ontario Structured Psychotherapy Program | Mississauga |
| Centre for Addiction and Mental Health, CAMH Support and Information Services | Toronto |
| Halton Healthcare, Acton, North Halton Mental Health Clinic | Acton |
| Halton Healthcare, Georgetown, North Halton Mental Health Clinic | Georgetown |
| Halton Healthcare, Milton, North Halton Mental Health Clinic | Milton |
| Halton Healthcare, Mississauga Halton Central Intake Program - one-Link - Addictions and Mental Health Services Referral | Oakville |
| Homewood Health Centre | Guelph |
| Joseph Brant Hospital, Burlington - Joseph Brant Community Health Centre, Community Mental Health Services (Outpatient) | Burlington |
| PACT for Halton | Burlington |
| PCHS, PCHS Mississauga | Mississauga |
| St Joseph's Healthcare Hamilton, West Region, Ontario Structured Psychotherapy | Burlington |
| Summit Housing & Outreach Programs, Oakville, Mental Health Supportive Housing and Outreach Programs | Oakville |
| Summit Housing & Outreach Programs, Summit Assertive Community Treatment Team | Halton Region |
| Support House | Oakville |
