| Ministry of Natural Resources, District Office - Peterborough | Peterborough |
| Ontario. Ministry of Natural Resources [Central East], Aurora-Midhurst-Owen Sound District, Midhurst Work Centre | Springwater |
| Ontario. Ministry of Natural Resources [Central East], Owen Sound, Owen Sound Field Office | Owen Sound |
| Ontario. Ministry of Natural Resources [Central East], Southern Region, Parry Sound District Office | Parry Sound |
| Ontario. Northern Development, Mines, Natural Resources and Forestry, Parry Sound District Office, Southern Region | Parry Sound |