| 2-Spirited People of the 1st Nations, 2-Spirited People of the 1st Nations, Front | Toronto |
| ADAPT Halton, Oakville - Head Office, Alcohol, Drug and Gambling Assessment, Prevention and Treatment Services | Oakville |
| Alcoholics Anonymous Hamilton, Alcoholics Anonymous Meetings | Hamilton |
| Black Coalition for AIDS Prevention | Toronto |
| Canadian Centre on Substance Use and Addiction, Ottawa | Ottawa |
| Grenfell Ministries Overdose Prevention Line, National Overdose Response Service | Hamilton |
| Halton & Mississauga RAAM Clinic, Burlington, Rapid Access Addiction Medicine (RAAM) | Burlington |
| Halton & Mississauga RAAM Clinic, Oakville - Cornwall Rd, Rapid Access Addiction Medicine (RAAM) | Oakville |
| Halton & Mississauga RAAM Clinic, Oakville - Kerr St, Rapid Access Addiction Medicine (RAAM) | Oakville |
| Halton & Mississauga RAAM Clinic, Georgetown, Rapid Access Addiction Medicine (RAAM) | Halton Hills |
| Halton & Mississauga RAAM Clinic, Milton, Rapid Access Addiction Medicine (RAAM) | Milton |
| Halton. Halton Region Public Health, Burlington - Health@3350, Sexual Health Clinic | Burlington |
| Halton. Halton Region Public Health, Exchange Works - Needle Exchange and Naloxone Distribution | Halton Region |
| Halton. Halton Region Public Health, Georgetown - Health@280, Sexual Health Clinic | Georgetown |
| Halton. Halton Region Public Health, Oakville - Health@232, Sexual Health Clinic | Oakville |
| Oak Park Neighbourhood Centre, Churchill Neighbourhood Centre | Oakville |
| Ontario Aboriginal HIV/AIDS Strategy | Toronto Downtown North |
| Ontario Addiction Treatment Centres, Methadone Maintenance Treatment | Oakville |
| St. Joseph's Healthcare Hamilton, Womankind Addiction Service | Hamilton |
| Women's College Hospital, Substance Use Service | Toronto |
