| Barrie Concert Association | Barrie |
| Barrie Concert Band | Barrie |
| Barrie Folk Society, Mailing Address | Barrie |
| Barrie Music Festival Association, Mailing Address | Barrie |
| Barrie Pipes and Drums | Barrie |
| Barrie Soundwaves, No Physical Address | Barrie |
| BlueSky Bluegrass Club | Simcoe |
| Bravado Show Choir | Barrie |
| Cellar Singers (The) | Orillia |
| Children's Community Choir | Midland |
| Collier Street United Church | Barrie |
| Collingwood Music Festival, Downtown Collingwood | Collingwood |
| County Chordsmen, Barrie Barbershop Harmony Society | Barrie |
| Historic Gayety Theatre (The) | Collingwood |
| Havelock Country Jamboree | Havelock-Belmont-Methuen |
| Hawkestone Singers, Mailing Address | Hawkestone |
| Highlands Wind Symphony | Haliburton |
| Historic Leith Church | Meaford |
| Huntsville Community Choir | Huntsville |
| Huntsville Festival of the Arts | Huntsville |
| Huron Waves Music Festival | |
| Huronia Symphony Orchestra | Barrie |
| Joybells Handbell Choir, No Physical Address | Barrie |
| Jubilee Chorale | Orillia |
| King Edward Choir | Barrie |
| Lakefield Jazz, Art & Craft Festival | Selwyn Township |
| Lyrica Choir | Barrie |
| Mariposa Folk Foundation | Orillia |
| Mitchell Legion Concert Band | West Perth |
| Orillia Concert Association | Orillia |
| Orillia Folk Society | Orillia |
| Orillia Music Centre | Orillia |
| Orillia's Little Big Band | Orillia |
| Parkview Singers | Barrie |
| Performing Arts Lakefield | Selwyn Township |
| Peterborough Kiwanis Music Festival | Peterborough |
| Simcoe County Band | Barrie |
| Simcoe Singers, Mailing Address | Barrie |
| Stratford Concert Band, Mailing Address | Stratford |
| Stratford Summer Music, Stratford | Stratford |
| Ukuladies | Barrie |
| Vocal Maturity Barbershop Singers | Barrie |
| VOS Theatre | Cobourg |
| Westben | Trent Hills |