| BurlingtonGreen Environmental Association | Burlington |
| Conservation Halton, Public Education/Outreach Programs | Burlington |
| Field and Stream Rescue Team | Burlington |
| Friends of the Earth Canada | Ottawa |
| Greenpeace Canada | Toronto |
| Halton Climate Collective | Oakville |
| Halton Environmental Network | Halton Region |
| MiltonGreen Environmental Association | Milton |
| Oakville Community Centre for Peace, Ecology and Human Rights | Oakville |
| Oakville. Parks and Open Space, Parks & Gardens | Oakville |
| Oakvillegreen Conservation Association | Oakville |
| Plenty Canada | Lanark Highlands |
| Prime Earth, Youth Empowerment & Environmental Conservation Organization | Burlington |
| Protecting Escarpment Rural Land | Burlington |
| Trout Unlimited Canada, Environmental Improvement Group | Halton Region |
