| Bartimaeus | Burlington |
| Body Brave, Eating Disorder, Body Image & Disordered Eating Support and Treatment | Hamilton |
| Canadian Mental Health Association, Halton Region Branch Head Office - Oakville, Mental Health Services | Oakville |
| Canadian Mental Health Association, Education and Training | Oakville |
| Canadian Mental Health Association, Milton and Halton Hills, Mental Health Services | Milton |
| Centre for Addiction and Mental Health, CAMH Support Resources and Information Services | Toronto |
| eMentalHealth.ca | Ottawa |
| 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 - Recovery Through Education of Adolescent and Children in Halton (REACH) | Oakville |
| 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 |
| Jack.org, COVID-19 Youth Mental Health Resource Hub | Toronto |
| Joseph Brant Hospital, Burlington - Joseph Brant Community Health Centre, Community Mental Health Services (Outpatient) | Burlington |
| Mental Health Commission of Canada | Ottawa |
| Métis Nation of Ontario, Brampton | Brampton |
| Mood Disorders Association of Ontario, Peer Supports and Services (Toronto) | Toronto |
| National Eating Disorder Information Centre | Toronto Downtown Central |
| National Initiative for Eating Disorders, Education and Support Services | Toronto |
| PCHS, PCHS Mississauga | Mississauga |
| 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 Branch | Oakville |
| 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, Oakville, Y Mind | Oakville |
