| African Community Services of Peel, Mental Health and Community Wellness | Brampton |
| Canadian Coalition for Seniors' Mental Health, Markham | Markham |
| Canadian Mental Health Association, Halton Region Branch Head Office - Oakville, Mental Health Services | Oakville |
| Canadian Mental Health Association, Halton Region Branch - Milton Office, Mental Health Services | Milton |
| Canadian Mental Health Association, York Region and South Simcoe, CMHA Vaughan, BounceBack Ontario | Vaughan |
| Centre for Addiction and Mental Health, CAMH Support Resources and Information Services | Toronto |
| Children's Mental Health Ontario | Toronto |
| College of Psychologists of Ontario (The) | Toronto Downtown North |
| eMentalHealth.ca | Ottawa |
| Empowerment Council (Addiction and Mental Health), Systemic Advocacy and Education | Toronto |
| Jack.org, Halton Chapters | Halton Region |
| Jack.org, BeThere.org - Online Mental Health Supports | Toronto |
| Naseeha Mental Health, Mississauga - McAdam Road Office, Peer Counselling and Information | Mississauga |
| Unsinkable, Mental Health Support and Awareness | Toronto |
| WES For Youth Online, E-Counselling Mental Health Support Services | Brockton |
