| ADAPT Halton, Concurrent Disorders Programs | Halton Region |
| ADAPT Halton, Problem Gambling & Behavioural Addictions Services | Halton Region |
| ADAPT Halton, Youth Programs | Halton Region |
| Anonymous Friend, Youth Peer to Peer Mental Health Support | Oakville |
| Art as Therapy, Psychotherapy and Art Therapy | Milton |
| Associated Youth Services of Peel | Mississauga |
| Bartimaeus | Burlington |
| Black Youth Helpline | Toronto |
| Black Youth Helpline, Stay-in-School Initiatives | Toronto |
| Bob Rumball Canadian Centre of Excellence for the Deaf, PAH! | Milton |
| Body Brave, Eating Disorder, Body Image & Disordered Eating Support and Treatment | Hamilton |
| Bullying Canada | Brampton |
| 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 |
| Canadian Mental Health Association. Simcoe County Branch, BounceBack Program | |
| Centre for Addiction and Mental Health, CAMH Support and Information Services | Toronto |
| ConnexOntario, Helpline | London |
| ConnexOntario, mindyourmind | London |
| Distress and Crisis Ontario | Waterloo |
| EFry Hope and Help for Women, Mississauga Office | Mississauga |
| eMentalHealth.ca | Ottawa |
| Equilibrium, Oakville, Mood Disorder Support Group | Oakville |
| Friendship Bench (The) | Oakville |
| Ganohkwasra Family Assault Support Services, Ohsweken - Chiefswood Rd, Community Counselling | Ohsweken |
| Ganohkwasra Family Assault Support Services, Ohsweken - Sunrise Crt, Youth Lodge | Ohsweken |
| Halton Healthcare, Acton, North Halton Mental Health Clinic | Acton |
| Halton Healthcare, Georgetown, North Halton Mental Health Clinic | Georgetown |
| Halton Healthcare, Milton, North Halton Mental Health Clinic | Milton |
| Halton Healthcare, Mississauga Halton Central Intake Program - one-Link - Addictions and Mental Health Services Referral | Oakville |
| Halton Healthcare, Oakville Trafalgar Memorial Hospital, Child and Adolescent Services | Oakville |
| Halton Healthcare, Oakville Trafalgar Memorial Hospital, Mental Health - Child and Adolescent Clinic | Oakville |
| Halton Healthcare, Oakville Trafalgar Memorial Hospital, Mental Health - Child and Adolescent Eating Disorders Program | Oakville |
| Halton Healthcare, Oakville Trafalgar Memorial Hospital, Mental Health - Community Case Management | Oakville |
| Halton Healthcare, Oakville Trafalgar Memorial Hospital, Mental Health - Early Intervention in Psychosis Program | Oakville |
| Halton Healthcare, Oakville Trafalgar Memorial Hospital, Mental Health - Navigator Program | Oakville |
| Halton Healthcare, Oakville Trafalgar Memorial Hospital, Mental Health - Outpatient Psychotherapy Services | Oakville |
| Halton Healthcare, Oakville Trafalgar Memorial Hospital, Mental Health - Outpatient Services | Oakville |
| Halton Healthcare, Oakville Trafalgar Memorial Hospital, Mental Health - Recovery Through Education of Adolescent and Children in Halton (REACH) | Oakville |
| Halton Healthcare, Oakville Trafalgar Memorial Hospital, Mental Health Day Program | Oakville |
| Halton Suicide Prevention Coalition, BeSafe App | Halton Region |
| Hospital for Sick Children, Adolescent Medicine | Toronto |
| Institute for Advancements in Mental Health, Toronto Provincial Office | Toronto |
| Interligne | Québec |
| 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 |
| John Howard Society of Peel, Halton and Dufferin, Community Services | Milton |
| Joseph Brant Hospital, Burlington - Joseph Brant Community Health Centre, Community Mental Health Services (Outpatient) | Burlington |
| Just Be You, Oakville - Oak Park Neighbourhood Centre, Peer-to-Peer Social Group | Oakville |
| Kids Help Phone, Crisis Text Line | Toronto |
| Kids Help Phone, Group Wellness Programs | Toronto |
| Kids Help Phone | Toronto |
| Mental Health Commission of Canada | Ottawa |
| Mental Health Mutual-Aid Hub Canada, Mandarin Hotline and Mental Health Support | Toronto |
| Mood Disorders Association of Ontario | Toronto |
| Naseeha Mental Health | Mississauga |
| National Eating Disorder Information Centre | Toronto Downtown Central |
| National Initiative for Eating Disorders, Education and Support Services | Toronto |
| Outward Bound Canada, Outward Bound Canada. Charitable Programs | Toronto |
| PACT for Halton | Burlington |
| Postpartum Support International, Greater Toronto Chapter, Postpartum Mood Disorder Services | Toronto |
| Re:Soul Youth Centre, Milton | Milton |
| ROCK, Burlington - Head Office, Community Mental Health Services | Burlington |
| ROCK, Access and System Navigation | Halton Region |
| ROCK, Danielle's Place - Eating Disorder Support and Resource Centre | Burlington |
| ROCK, Halton Coordinated Service Planning | Burlington |
| ROCK, Group Based Mental Health Services | Halton Region |
| ROCK, Individualized Mental Health Services | Halton Region |
| St Christopher's Anglican Church, Open Doors @ St Christophers | Burlington |
| Stride, Employment Peer Mentor Program | Halton Region |
| Stride, Supported Employment | Halton Region |
| Summit Housing & Outreach Programs, Oakville, Mental Health Supportive Housing and Outreach Programs | Oakville |
| Summit Housing & Outreach Programs, Summit Assertive Community Treatment Team | Halton Region |
| Support House | Oakville |
| Support House, Centre for Innovation in Peer Support | Oakville |
| Talk4Healing, Telephone Helpline and On-line Chat Counselling Services | Thunder Bay |
| Unsinkable, Mental Health Support and Awareness | Toronto |
| We Matter, Indigenous Youth Support | British Columbia |
| WES For Youth Online, E-Counselling Mental Health Support Services | Brockton |
| Women's Centre of Halton (The), Oakville Office, Women's Support Services | Oakville |
| Women's Centre of Halton (The), Milton Office, North Halton Women's Support Services | Milton |
| Women's Centre of Halton (The), One-on-One Support Services | Oakville |
| Women's College Hospital, Mental Health Program, Reproductive Life Stages Program | Toronto |
| Woodview Mental Health and Autism Services | Burlington |
| Woodview Mental Health and Autism Services, Woodview Learning Centre | Burlington |
| YMCA of Hamilton / Burlington / Brantford, Burlington - Ron Edwards Family YMCA, Y Mind | Burlington |
| YMCA of Oakville, Oakville, Y Mind | Oakville |
