| Antique and Classic Car Club of Canada. Nottawasaga Region | Collingwood |
| Architectural Conservancy of Ontario, Cobourg - Mailing Address, Cobourg and East Northumberland Branch | Cobourg |
| Architectural Conservancy of Ontario, Port Hope - Mailing Address, Port Hope Branch | Port Hope (Municipality of) |
| Architectural Conservancy of Ontario, Stratford-Perth County Branch | Stratford |
| Arts Orillia, Creative Nomad Studios | Orillia |
| Blue Mountains Public Library (The), Craigleith Heritage Depot | Blue Mountains |
| Cobourg Heritage Committee | Cobourg |
| Dufferin County., Museum of Dufferin | Mulmur |
| Edenvale Classic Aircraft Foundation | Clearview (Simcoe County) |
| Friends of the Nancy Island Historic Site and Wasaga Beach Park | Wasaga Beach |
| Georgian Bay Heritage League | Midland |
| Georgian Bay Steam, Auto, Gas and Antiques | Innisfil |
| Hamilton Township. Municipal Office, Hamilton Township Heritage Committee, Cobourg - Majestic Hills Dr | Cobourg |
| Heritage Barrie, Barrie | Barrie |
| Historic Saugeen Métis at Southampton | Saugeen Shores |
| Historical Automobile Society of Canada (HASC), Orillia - Mailing Address, Huronia Region | Orillia |
| Huron County. Municipal Office, Huron Historic Gaol | Goderich |
| Huronia Museum and Huron-Ouendat Village | Midland |
| Kawartha Land Trust | Peterborough |
| Muskoka Heritage Place, Pioneer Village and Muskoka Museum | Huntsville |
| Muskoka Pioneer Power Association, Bracebridge | Bracebridge |
| Parks Canada, Gravenhurst, Bethune Memorial House National Historic Site | Gravenhurst |
| Simcoe County Museum | Springwater |
| Stratford Perth Heritage Foundation, Fryfogel Arboretum, Fryfogel Tavern | Perth East |
| Stratford Perth Heritage Foundation, Fryfogel's Tavern Renewal Project, Fryfogel Tavern | Perth East |
| The Ship's Company of Penetanguishene | Penetanguishene |
| Trent Hills. Municipal Office, Campbellford - Front St S, Heritage Committee | Trent Hills |
| Trent-Severn Antique and Classic Boat Club | Peterborough |
| Victoria Hall Volunteers | Cobourg |