| AboutFace | North York |
| Aplastic Anemia and Myelodysplasia Association of Canada | Brighton (Municipality of) |
| Asian Community AIDS Services, Toronto | Toronto |
| Asthma Canada | Toronto Downtown |
| Autism Ontario | Toronto Downtown |
| Black Coalition for AIDS Prevention | Toronto |
| Brain Injury Association of Peel and Halton | Mississauga |
| Canada. Health Canada, Ontario Region, First Nations and Inuit Health Branch | Ottawa |
| Canadian Cancer Society - Ontario Division, Cancer Information Service | Toronto Downtown |
| Canadian Hard of Hearing Association, Ottawa, Canadian Hard of Hearing Association, Ottawa | Ottawa |
| Canadian Hemophilia Society, Toronto and Central Ontario Region, Blood Disorders Information and Support | Scarborough |
| Canadian Spondyloarthritis Association | Toronto Downtown |
| CareNow Ontario | Toronto Downtown |
| CATIE (Canadian AIDS Treatment Information Exchange) | Toronto Downtown |
| Childhood Cancer Canada | Toronto Downtown |
| Crohn's and Colitis Canada | Toronto Downtown |
| Crohn's and Colitis Canada, Halton Region Chapter | Halton Region |
| Cystic Fibrosis Canada, Cystic Fibrosis Canada Services | Hamilton |
| DEBRA Canada | Oakville |
| Diabetes Canada | Toronto Downtown |
| Diabetes Hope Foundation, Transition Resources and Supports for Youth with Type 1 Diabetes | Mississauga |
| Epilepsy South Central Ontario, Mississauga | Mississauga |
| Genetic Aortic Disorders Association Canada | Mississauga |
| Halton Down Syndrome Association | Burlington |
| Halton Healthcare, Georgetown Hospital, Asthma Education Centre | Halton Hills |
| Halton Healthcare, Milton District Hospital, Asthma Education Centre | Milton |
| Halton Healthcare, Oakville Trafalgar Memorial Hospital, Asthma Education Centre | Oakville |
| Halton. Halton Region Public Health, Sexual Health Clinics | Halton Region |
| Hemophilia Ontario | Scarborough |
| Hydrocephalus Canada | Etobicoke |
| Inclusion Canada | Toronto Downtown |
| Indigenous Diabetes Health Circle, Indigenous Diabetes Health Circle, Niagara Region | Thorold |
| International Dyslexia Association - Ontario Branch | Ontario |
| Kidney Foundation of Canada, Ontario Branch | Mississauga |
| Learning Disabilities Association of Ontario | Etobicoke |
| Leukemia and Lymphoma Society of Canada, Ontario Region | North York |
| Liver Canada | Markham |
| Lung Health Foundation | North York |
| Lyme Ontario | Ancaster |
| LymeHope | Burlington |
| Lymphedema Association of Ontario | Etobicoke |
| Melanoma Canada | Oakville |
| Métis Nation of Ontario, Brampton | Brampton |
| MitoCanada Foundation | Oakville |
| MS Canada | Toronto Downtown |
| Myasthenia Gravis Society of Canada | Ontario |
| National Eating Disorder Information Centre | Toronto Downtown |
| Ontario Federation for Cerebral Palsy | Etobicoke |
| Ontario Prader-Willi Syndrome Association | York |
| Ontario. Ministry of Health, Sexual Health Infoline Ontario | Toronto Downtown |
| Osteoporosis Canada | North York |
| Ovarian Cancer Canada | North York |
| Parachute | Toronto |
| PKD Foundation of Canada | Etobicoke |
| Positive Health Network, Oakville - Kerr St, Supports, Education and Training | Oakville |
| Project Autism Canada | Halton Region |
| Robbie's Rainbow | Oakville |
| ROCK, Danielle's Place - Eating Disorder Support and Resource Centre | Burlington |
| Scleroderma Society of Ontario, Scleroderma Society of Ontario Support Groups | Hamilton |
| Sickle Cell Awareness Group of Ontario | North York |
| Vision Loss Rehabilitation Ontario, Halton-Peel Region, Mississauga Office | Mississauga |
| War Amps (The), Ottawa - National Headquarters | Ottawa |
| Wellspring Cancer Support, Online Cancer Support Programs | Toronto |
| Women's College Hospital, Bay Centre for Birth Control | Toronto |
