| ABRAR Trauma and Mental Health, ABRAR Trauma and Mental Health Services | |
| Acclaim Health, Hospice Care and Bereavement Support | Oakville |
| Acoustic Neuroma Association of Canada | Toronto |
| Across Boundaries: An Ethnoracial Mental Health Centre, Mental Health and Addiction Support Services | Toronto |
| ADAPT Halton, Problem Gambling & Behavioural Addictions Services | Halton Region |
| ADAPT Halton, Youth Programs | Halton Region |
| Adoption Council of Canada | Ottawa |
| Afghan Association of Ontario, Toronto | Toronto |
| African Community Services of Peel, Family Program | Brampton |
| Al-Anon Family Groups, Halton Hills and Milton, Al-Anon and Alateen Meetings | Halton Hills |
| Al-Anon Family Groups, Hamilton / Burlington, Al-Anon / Alateen Meetings | Burlington |
| Al-Anon Family Groups, Oakville, Al-Anon / Alateen Meetings | Oakville |
| Al-Anon Family Groups, Al-Anon Family Groups, Ottawa - Canadian Headquarters | Ottawa |
| Alcoholics Anonymous, Oakville - Halton District Office, Halton Area Meetings | Halton Region |
| Alcoholics Anonymous, North Halton / Erin District, Erin and Area Meetings | Erin |
| Alcoholics Anonymous (GTA), Find an Alcoholics Anonymous Meeting - Greater Toronto Area Intergroup | Ontario |
| Alcoholics Anonymous Hamilton, Alcoholics Anonymous Meetings | Hamilton (City of) |
| Alliance for South Asian AIDS Prevention, Toronto | Toronto |
| ALS Canada | Toronto Downtown Central |
| Alzheimer Society of Brant, Haldimand Norfolk, Hamilton Halton, Halton Office | Burlington |
| Alzheimer Society Peel | Port Credit |
| Alzheimer Society Peel, First Link | Mississauga |
| Alzheimer Society Peel, Counselling Services and Support Groups | Port Credit |
| Aplastic Anemia and Myelodysplasia Association of Canada, Brighton | Brighton (Municipality of) |
| Arthritis Society Canada, Burlington, Hamilton & Niagara Region Office, Community Support | Burlington |
| Asian Community AIDS Services, Toronto | Toronto |
| Association for Bright Children of Ontario, Halton Chapter | Halton Region |
| Autism Ontario | Toronto Downtown West |
| Bay Gardens Funeral Home, Bereavement Support Services | Hamilton |
| Bereaved Families of Ontario, Bereaved Families of Ontario Grief Support Groups | Hamilton |
| Bereaved Families of Ontario (Provincial Head Office), Mississauga Headquarters, Resources and Support | Mississauga |
| Bereaved Families of Ontario, Halton-Peel, Mississauga Office, Centre for Grief and Healing | Mississauga |
| Black Coalition for AIDS Prevention | Toronto |
| Body Brave, Body Brave Services | Hamilton |
| Boost Child & Youth Advocacy Centre, Toronto Office | Toronto |
| Brain Injury Association of Peel and Halton | Mississauga |
| Brain Tumour Foundation of Canada, Online/Web Service, Burlington Support Group | Burlington |
| Brain Tumour Foundation of Canada | London |
| Canada. Health Canada, Ontario Region, First Nations and Inuit Health Branch | Ottawa |
| Canada. Health Canada, Ontario Region, Non-Insured Health Benefits | Ottawa |
| Canadian Addison Society (The) | Etobicoke Central |
| Canadian Alopecia Areata Foundation | King Township |
| Canadian Centre for Men and Families, Canadian Centre for Men and Families - Toronto | Toronto |
| Canadian Centre for Victims of Torture, Counselling and Support Services, Mississauga Office | Mississauga |
| Canadian Hard of Hearing Association, Canadian Hard of Hearing Association Advocacy and Support Groups | Hamilton |
| Canadian Organization for Rare Disorders | Toronto Downtown Central |
| Canadian Spondyloarthritis Association | Toronto Downtown |
| Cancer Assistance Services of Halton Hills | Halton Hills |
| Cangrands National Kinship Support, Mailing Address | Saskatchewan |
| CARE Centre for Internationally Educated Nurses, CARE Centre Toronto | Toronto |
| CCF for PSP Awareness, Online/Web Service, Support Group | Burlington |
| Chai Lifeline Canada | Toronto |
| ClearView Church | Oakville |
| Cocaine Anonymous | Toronto Downtown Central |
| Colorectal Cancer Resource and Action Network (CCRAN) | Oakville |
| Crohn's and Colitis Canada, Halton Region Chapter | Halton Region |
| Cystic Fibrosis Canada, Cystic Fibrosis Canada Hamilton Chapter Location, Cystic Fibrosis Canada Hamilton Chapter Services | Hamilton |
| Debtors Anonymous, Oakville - Mailing Address | Oakville |
| Debtors Anonymous | Toronto Downtown Central |
| Distress Centres of Greater Toronto, Survivor Support Program | Toronto |
| Dystonia Medical Research Foundation Canada | Toronto Downtown Central |
| Emotions Anonymous, Burlington Group - No Physical Address, 12 Step Program | Burlington |
| Epilepsy South Central Ontario, Mississauga | Mississauga |
| Equilibrium, Oakville, Mood Disorder Support Group | Oakville |
| Families for Addiction Recovery, Peer Support Services | Toronto |
| Family Services of Peel, Abuse Prevention, Mississauga Office | Mississauga |
| FrancoQueer | Toronto |
| Gamblers Anonymous, Gamblers Anonymous, Toronto | Vaughan |
| Ganohkwasra Family Assault Support Services, Ohsweken - Chiefswood Rd, Main Office | Ohsweken |
| Ganohkwasra Family Assault Support Services, Ohsweken - Chiefswood Rd, Community Counselling | Ohsweken |
| Ganohkwasra Family Assault Support Services, Ohsweken - Chiefswood Rd, Emergency Shelter | Ohsweken |
| Ganohkwasra Family Assault Support Services, Ohsweken - Chiefswood Rd, Next Step Housing | Ohsweken |
| Geneva Centre for Autism | Toronto Downtown North |
| Good Shepherd Centres, Mary's Place Location, Learning Effective Anti-Violence in Families | Hamilton |
| Halton Black Voices | Halton Region |
| Halton Down Syndrome Association | Burlington |
| Halton FASD, FASD Parent/Caregiver Support Group | Halton Region |
| Halton FASD, Adult FASD Parent/Caregiver Support Group | Halton Region |
| Halton Healthcare, Oakville Trafalgar Memorial Hospital, Maternity | Oakville |
| Halton Healthcare, Oakville Trafalgar Memorial Hospital, Mental Health - Early Intervention in Psychosis Program | Oakville |
| Halton. Halton Region Public Health, Early Years Health | Oakville |
| Halton-Peel Myeloma Support Group, Oakville | Oakville |
| Hamilton Regional Indian Centre, Hamilton Regional Indian Centre Canada Prenatal Nutritional Program | Hamilton |
| Heartache2Hope | Oakville |
| Hemophilia Ontario | Scarborough North |
| Hope Bible Church Oakville, Recovery Group | Oakville |
| Hospice Mississauga, Help Us Understanding Grief (HUUG) | Mississauga |
| How to Find - Bereavement Resources, Halton Region | Halton Region |
| Hum-WE Women's Hub, Support Services for Women | Milton |
| Huntington Society of Canada, Family Services | Waterloo |
| Huntington Society of Canada, Young People Affected by Huntington Disease | Canada |
| Indus Community Services, Family Services, Brampton Gillingham Office | Brampton |
| Indus Community Services, Family Services, Mississauga Head Office - Hurontario Suite 206 | Mississauga |
| Injured Workers Community Legal Clinic | Toronto |
| Institute for Advancements in Mental Health, Toronto Provincial Office | Toronto |
| Interval House of Hamilton, Flamborough Women's Resource Centre Location, Counselling and Community Services | Hamilton |
| Iranian Women's Organization of Ontario | Toronto |
| Ironwood Project (The), Support for Survivors of Childhood Sexual Abuse | Halton Hills |
| Joseph Brant Hospital, Burlington - Wellness House, Hospital Based Outpatient Services | Burlington |
| Leukemia and Lymphoma Society of Canada - Ontario Region - First Connection Caregiver Support Program | North York East |
| Lighthouse for Grieving Children and Families, Grief and Bereavement Support Services | Oakville |
| Little People of Ontario - LPO | Toronto |
| LMC Diabetes and Endocrinology, Oakville, Diabetes and Endocrinology | Oakville |
| March of Dimes Canada, West Central Regional Office, After Stroke Program | Milton |
| March of Dimes Canada (GTA), Community Support Services (Toronto) | Toronto |
| Maternal Minds, Psychoeducational Programs | Milton |
| Maximize Your Health - Mississauga Halton Self Management Program | Oakville |
| Melanoma Canada | Oakville |
| Mental Health Mutual-Aid Hub Canada, Mandarin Hotline and Mental Health Support | Toronto |
| Mind Forward Brain Injury Services, Adult Day Program | Oakville |
| Mississauga Halton Palliative Care Network | Mississauga |
| Moderation Management | Oakville |
| Mood Disorders Association of Ontario, Peer Supports and Services (Toronto) | Toronto |
| Multiple Births Canada | Richmond Hill |
| Myasthenia Gravis Society of Canada | Ontario |
| Nar-Anon Family Groups, Halton Meetings | Halton Region |
| Narcotics Anonymous | Halton Region |
| National ME / FM Action Network | Ottawa |
| Native Horizons Treatment Centre | New Credit |
| Native Women's Resource Centre of Toronto, Community Programs | Toronto |
| Norval United Church, Georgetown | Georgetown |
| Oakville Parent-Child Centre, Oakville - 461 North Service Rd W - Main Location, Parent, Child & Family Programs | Oakville |
| Ontario Association for Families of Children with Communication Disorders | St Thomas |
| Ontario Caregiver Organization | Toronto |
| Ostomy Canada Society, Halton/Peel Peer Support Group | Oakville |
| Ovarian Cancer Canada | North York Central |
| Overeaters Anonymous, Oakville / Burlington Area Meetings | Burlington |
| Parent Finders Ottawa | Ottawa |
| Parents for Children's Mental Health, Burlington Chapter, Parent/Caregiver Support Group | Burlington |
| Parents for Children's Mental Health, Oakville Chapter, Peer Support Group | Oakville |
| Parkinson Canada, Burlington Support Groups | Burlington |
| Parkinson Canada, Oakville Support Group | North York Central |
| Parkinson Canada, Halton Hills Support Group | Acton |
| Parkinson Canada | North York |
| Passion for Parkinson's Foundation, Mississauga | Clarkson |
| PCHS, PCHS Mississauga | Mississauga |
| Pflag Canada, Pflag Halton | Milton |
| PKD Foundation of Canada | Etobicoke Central |
| Positive Health Network, Oakville - Kerr St, Supports, Education and Training | Oakville |
| Project Autism Canada | Halton Region |
| Prostate Cancer Support - Brampton | Brampton |
| Prostate Cancer Support Canada, Burlington/Hamilton Support Group | Burlington |
| Prostate Cancer Support Oakville/Mississauga | Oakville |
| Rebounders Canada, Peer Support for Adult Survivors of Childhood Cancer | Toronto |
| Re-Imagine Ontario, Community Support Services for Vulnerable Youth and Seniors | Oakville |
| ROCK, Danielle's Place - Eating Disorder Support and Resource Centre | Burlington |
| ROCK, Queer@ROCK | Halton Region |
| ROCK, Group Based Mental Health Services | Halton Region |
| Roots Community Services | Brampton |
| Salvation Army (The), Burlington Community Church | Burlington |
| Sex and Love Addicts Anonymous, Ontario Intergroup - Mailing Address | Toronto |
| SMILE Canada, Support Services for Children and Youth | Mississauga |
| South Asian Canadians Health and Social Services, SACHSS Mental Health Services | Brampton |
| Stroke Recovery Canada, Burlington Chapter | Burlington |
| Stroke Recovery Canada, Halton Stroke Fellowship | Burlington |
| Sunnybrook Health Sciences Centre, Toronto - Sunnybrook Health Sciences Centre, Bayview Campus | Toronto |
| Support House, Centre for Innovation in Peer Support | Oakville |
| Syrian Canadian Foundation (The), Mississauga | Mississauga |
| Take Off Pounds Sensibly, Georgetown Chapter, Weight Related Support Group | Georgetown |
| Take Off Pounds Sensibly, Burlington Chapter, Weight Related Support Group | Burlington |
| Take Off Pounds Sensibly, Milton Chapter, Weight Related Support Group | Milton |
| Ten Oaks Project, Ottawa | Ottawa |
| Thrive Counselling, Violence Against Women Program | Halton Region |
| Toronto Military Family Resource Centre | Toronto |
| Toronto Pflag | Toronto |
| Tourette Canada, Hamilton, Halton and Niagara Region Chapter | Burlington |
| Unsinkable, Unsinkable Youth | Oakville |
| Vision Loss Rehabilitation Ontario, Halton-Peel Region, Mississauga Office | Brampton |
| VOICE for Children who are Deaf and Hard of Hearing, Halton/Hamilton/Niagara/Peel Chapter | Oakville |
| Wellspring Birmingham Gilgan House, Community-Based Cancer Support | Oakville |
| Wellspring Cancer Support, Virtual Centre for Cancer Support | Toronto |
| Women's Centre of Halton (The), Support Groups and Workshops | Oakville |
| Wounded Warriors Canada, Whitby Office | Whitby |
| YMCA of Hamilton / Burlington / Brantford, Burlington - Ron Edwards Family YMCA, Y Mind | Burlington |
| YMCA of Oakville, Y Mind | Oakville |
