| 4th Line Theatre | Millbrook |
| Algonquin Theatre | Huntsville |
| Charles W Stockey Centre for the Performing Arts | Parry Sound |
| Clearview Community Theatre Group (The) | Clearview (Simcoe County) |
| Discovery Harbour, Penetanguishene | Penetanguishene |
| Drayton Entertainment, King's Wharf Theatre | Penetanguishene |
| Historic Gayety Theatre (The) | Collingwood |
| Hermione Presents Interdisciplinary Arts Productions Inc, Stratford - various locations, SpringWorks: indie theatre & arts festivals | Stratford |
| Huronia Players, Huronia Players - MCC | Midland |
| Kempenfelt Community Players | Barrie |
| Kincardine Theatre Guild, Kincardine Centre for the Arts | Kincardine |
| Mariposa Arts Theatre Foundation | Orillia |
| Marsh Street Centre | Blue Mountains |
| Midland Cultural Centre, King St, Midland Cultural Centre (MCC) | Midland |
| Northumberland Players | Cobourg |
| Onstage Performance Group | Barrie |
| Perth County Players, No Physical Address | Stratford |
| Peterborough Theatre Guild | Peterborough |
| South Simcoe Theatre (The), Cookstown Town Hall | Innisfil |
| St Marys Community Players | St Marys |
| St.James Players, St James Players | Peterborough |
| Talk is Free Theatre | Barrie |
| Theatre by the Bay, Barrie Theatre Lab | Barrie |
| Theatre by the Bay | Barrie |
| Theatre Collingwood | Collingwood |
| Thornbury Community Theatre | Blue Mountains |
| Wasaga Community Theatre | Wasaga Beach |
| Westben | Trent Hills |