| African Community Services of Peel, Mental Health and Community Wellness | Brampton |
| Alcohol and Gaming Commission of Ontario | Toronto |
| Bartimaeus | Burlington |
| Body Brave, Body Brave Services | Hamilton |
| 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, Education and Training | Oakville |
| 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 |
| Covenant House Toronto, Toronto - Gerrard St E, Awareness and Prevention School Presentations | Toronto |
| eMentalHealth.ca | Ottawa |
| Empowerment Council (Addiction and Mental Health), Systemic Advocacy and Education | Toronto |
| Equilibrium, Oakville, Mood Disorder Support Group | Oakville |
| Friendship Bench (The) | Oakville |
| Halton Healthcare, Oakville Trafalgar Memorial Hospital, Mental Health - Child and Adolescent Clinic | Oakville |
| Halton Healthcare, Oakville Trafalgar Memorial Hospital, Mental Health - Early Intervention in Psychosis Program | Oakville |
| Halton Healthcare, Oakville Trafalgar Memorial Hospital, Mental Health - Older Adult Mental Health Clinic | Oakville |
| Halton Healthcare, Oakville Trafalgar Memorial Hospital, Mental Health - Recovery Through Education of Adolescent and Children in Halton (REACH) | Oakville |
| Halton Suicide Prevention Coalition | Halton Region |
| Halton Suicide Prevention Coalition, BeSafe App | Halton Region |
| Institute for Advancements in Mental Health, Toronto Provincial Office | Toronto |
| Jack.org, Halton Chapters | Halton Region |
| Jack.org, BeThere.org - Online Mental Health Supports | Toronto |
| Joseph Brant Hospital, Burlington - Joseph Brant Community Health Centre, Mental Health Services | Burlington |
| Maternal Minds, Psychoeducational Programs | Milton |
| Métis Nation of Ontario, Brampton | Brampton |
| Mood Disorders Association of Ontario, Peer Supports and Services (Toronto) | Toronto |
| Naseeha Mental Health, Mississauga - McAdam Road Office, Peer Counselling and Information | Mississauga |
| National Eating Disorder Information Centre | Toronto Downtown Central |
| National Initiative for Eating Disorders, Education and Support Services | Toronto |
| PCHS, PCHS Mississauga | Mississauga |
| Responsible Gambling Council, Outreach and Prevention | Toronto |
| ROCK, Danielle's Place - Eating Disorder Support and Resource Centre | Burlington |
| ROCK, Group Based Mental Health Services | Halton Region |
| SOS First Aid, First Aid and Safety Training | Halton Region |
| St John Ambulance - Halton Region, Oakville Office, First Aid Instruction, Supplies and Community Services | Oakville |
| St Joseph's Healthcare Hamilton, West Region, Ontario Structured Psychotherapy | Burlington |
| Unsinkable, Mental Health Support and Awareness | Toronto |
| WES For Youth Online, E-Counselling Mental Health Support Services | Brockton |
| YMCA of Hamilton / Burlington / Brantford, Burlington - Ron Edwards Family YMCA, Y Mind | Burlington |
| YMCA of Oakville, Mental Wellness Programs | Oakville |
