| Action Canada for Sexual Health and Rights | Ottawa |
| Afghan Association of Ontario, Canada, Toronto | Toronto |
| Akwaba Cultural Exchange, Cultural Heritage Group | Milton |
| Autism Ontario, Halton Chapter - Mailing Address | Burlington |
| Black Lives Matter (Canada) | Toronto |
| Black Mentorship Inc, Professional Mentorship Program | Oakville |
| Burlington Caribbean Connection (The) | Burlington |
| BurlingtonGreen Environmental Association | Burlington |
| Canada. Office of the Federal Ombudsperson for Victims of Crime | Ottawa |
| Canadian Association of the Deaf | Ottawa |
| Canadian Caribbean Association of Halton, Cultural Heritage Group | Oakville |
| Canadian Federation of University Women, Burlington Chapter | Burlington |
| Canadian Federation of University Women, Milton and District Chapter - Mailing Address | Milton |
| Canadian Hard of Hearing Association, Canadian Hard of Hearing Association Advocacy and Support Groups | Hamilton |
| Canadian Hard of Hearing Association, Ottawa, Canadian Hard of Hearing Association, Ottawa | Ottawa |
| Canadian Human Rights Commission | Ottawa |
| Canadian Indian Association of Halton Region, Cultural Heritage Group | Oakville |
| Canadian Japanese Cultural Centre of Hamilton, Canadian Japanese Cultural Centre of Hamilton Programs | Hamilton |
| Canadian Mental Health Association, Oakville - Halton Region Branch Head Office, Mental Health Services | Oakville |
| Canadian Mental Health Association, Milton and Halton Hills, Mental Health Services | Milton |
| Canadian Resource Centre for Victims of Crime | Ottawa |
| Centre for Diverse Learners | Burlington |
| CFUW Georgetown | Georgetown |
| CFUW Oakville | Oakville |
| Chinmaya Mission Halton Region | Milton |
| Croatian Social and Cultural Centre | Halton Hills |
| Dar Foundation | Oakville |
| Destination Campbellville Community Association | Milton |
| Field and Stream Rescue Team | Burlington |
| Freshwater Conservation Canada - Greg Clark Chapter, Environmental Improvement Group | Halton Region |
| Friendship Bench (The) | Oakville |
| Front Line Outreach | Oakville |
| Greek Community of Burlington and District | Burlington |
| Greenpeace Canada, Community Programs | Toronto |
| Guru Ravidas Gurdwara Sahib Burlington | Burlington |
| Halton Alive | Burlington |
| Halton Black History Awareness Society | Burlington |
| Halton Black Voices | Halton Region |
| Halton Community and Cultural Association (The) | Burlington |
| Halton Environmental Network | Oakville |
| Halton Islamic Association | Burlington |
| Hindu Swayamsevak Sangh, Halton Region | Halton Region |
| Hum-WE Women's Hub, Support Services for Women | Milton |
| Indigenous Diabetes Health Circle, Indigenous Diabetes Health Circle, Niagara Region | Thorold |
| Islamic Community Centre of Milton | Milton |
| Islamic Community of Oakville | Oakville |
| Italian Canadian Club of Burlington | Burlington |
| Italian Cultural Centre of Milton | Milton |
| Madina Institute Canada, Oakville, Madina Programs | Oakville |
| Melanoma Canada | Oakville |
| Métis Women's Circle, Métis Women's Circle Programs and Events | Hamilton |
| Milton Chinese Canadian Association | Milton |
| MiltonGreen Environmental Association | Milton |
| MitoCanada Foundation | Oakville |
| Mood Disorders Association of Ontario, Peer Supports and Services (Toronto) | Toronto |
| Mosaic Foundation for Youth and Women | Burlington |
| Muslim Association of Milton, Oakville - Halton Islamic Community Centre, Cultural Heritage Group | Oakville |
| Native Women's Association of Canada | Gatineau |
| Nigerian Community Halton | North Oakville |
| Oakville Chinese Network Society, Cultural Heritage Group | Oakville |
| Oakville Community Centre for Peace, Ecology and Human Rights | Oakville |
| Oakvillegreen Conservation Association | Oakville |
| Ombudsman Ontario, Children and Youth Unit | Toronto |
| Ontario Aboriginal HIV/AIDS Strategy | Toronto Downtown North |
| Ontario Autism Coalition | Ontario |
| Polish National Union of Canada | Burlington |
| Prime Earth, Youth Empowerment & Environmental Conservation Organization | Burlington |
| PRISM Halton | Halton Region |
| Protecting Escarpment Rural Land | Burlington |
| Retired Teachers of Ontario, Halton District 15 - No Physical Address | Halton Region |
| ROCK, Queer@ROCK | Halton Region |
| Sexual Assault & Violence Intervention Services of Halton (SAVIS) | Oakville |
| Suffah Academy, Milton, Masjid Khadijah | Milton |
| Sustainable Milton | Milton |
| Threads of Life - Association for Workplace Tragedy Family Support | London |
| Vaishno Devi Mandir, Hindu Temple | Oakville |
| VOICE for Children who are Deaf and Hard of Hearing, Halton/Hamilton/Niagara/Peel Chapter | Oakville |
| Youth Alliance for Intersectional Justice, Burlington, Social, Advocacy and Education Services for Black Neurovaried Youth | Burlington |
