| Ausable Bayfield Conservation Authority, Exeter | South Huron |
| Barrie. Municipal Office, Barrie - 20 Royal Parkside Dr, Water Operations Branch | Barrie |
| Barrie. Municipal Office, Barrie - 45 Cedar Pointe Dr, Enforcement Services | Barrie |
| Grey Bruce Children's Water Festival | Arran-Elderslie |
| Huronia Land Conservancy | Midland |
| Maitland Valley Conservation Authority, Wroxeter | Howick |
| Maitland Valley Conservation Authority, Wroxeter, Middle Maitland Rejuvenation Committee | Howick |
| Muskoka Lakes Association | Muskoka Lakes Township |
| Ontario. Ministry of Environment, Conservation and Parks, Peterborough - Mailing Address, Natural Resources Information and Support Centre | Peterborough |