| ADAPT Halton, Community Withdrawal Management Services | Halton Region |
| Centre for Addiction and Mental Health, Addiction Medicine Services and Specialized Clinics | Toronto |
| Halton Healthcare, Oakville Trafalgar Memorial Hospital, Mental Health - Integrated Addiction Medicine Clinic | Oakville |
| St. Joseph's Healthcare Hamilton, Men's Addiction Service Hamilton (MASH) | Hamilton |
| St. Joseph's Healthcare Hamilton, Womankind Addiction Service | Hamilton |
| Wellbeings Medical Centre for Innovation & Excellence | Burlington |
| Women's College Hospital, Substance Use Service | Toronto |
