| Organization / Program Name(s) | Located In |
|---|---|
| Barrie. Municipal Office, Finance Department | Barrie |
| Collingwood. Municipal Office, Collingwood - Stewart Rd, Collingwood Public Utilities - Water Department | Collingwood |
| Lakefront Utility Services Inc | Cobourg |
| Peterborough Utilities Group | Peterborough |
| Walkerton Clean Water Centre | Brockton |