| Association for Canadian Educational Resources | Mississauga |
| Caledon Environmental Advisory Committee | Caledon |
| Credit River Anglers Association | Mississauga |
| Credit Valley Conservation, Belfountain Conservation Area | Belfountain |
| Credit Valley Conservation, Conservation Areas, Mississauga | Mississauga |
| Credit Valley Conservation, Island Lake Conservation Area | Orangeville |
| Credit Valley Conservation, Ken Whillans Resource Management Area | Caledon |
| Credit Valley Conservation, Rattray Marsh Conservation Area | Mississauga |
| Credit Valley Conservation, Terra Cotta Conservation Area | Terra Cotta |
| Credit Valley Conservation Authority | Mississauga |
| Ontario Federation of Anglers and Hunters | Peterborough |
| Ontario. Ministry of Natural Resources, Niagara Escarpment Commission, Georgetown Office | Georgetown |
| Ontario. Ministry of the Environment and Climate Change, Spills Action Centre | North York Central |
| Public Works, Water Division | Brampton |
| Toronto and Region Conservation Authority | Vaughan |
| Toronto and Region Conservation Authority, Conservation Parks, Palgrave Forest and Wildlife Area | Palgrave |
| Toronto and Region Conservation Authority, Heart Lake Conservation Area | Brampton |
| Toronto and Region Conservation Authority, Indian Line Campground | Brampton |
| Toronto and Region Conservation Authority, Parks and Culture, Albion Hills Conservation Area | Palgrave |
| Toronto and Region Conservation Foundation | North York West |