| Assumption School | Bishop Macdonell CHS |
| Bluevale C.I. | Brantford Collegiate CVS |
| Bruce Peninsula District School | Cameron Heights C.I. |
| Cayuga Secondary School | Centennial CVI |
| Centre Dufferin District High School | Centre Wellington DHS |
| Delhi District Secondary School | Eastwood Collegiate Institute |
| Ecole Secondaire catholique Père-René-de-Galinée | Ecole secondaire David-Saint-Jacques |
| Elmira District Secondary School | Emmanuel Christian High School |
| Erin DHS | Forest Heights Collegiate Institute |
| Galt Collegiate Institute | Georgian Bay Community School |
| Glenview Park Secondary School | Grand River C. I |
| Grey Highlands Secondary | Guelph Cvi |
| Harvest Christian School | Holy Trinity Titans - Simcoe |
| Huron Heights Secondary School | Jacob Hespeler S.S. |
| John Diefenbaker Secondary School | John F Ross CVI |
| Kincardine District Secondary School | Kitchener Collegiate (KCI) |
| Laurel Heights Secondary School | McKinnon Park |
| Monsignor Doyle C.S.S. | North Park Collegiate |
| Norwell DHS | Notre Dame Catholic Secondary School |
| Orangeville | Our Lady of Lourdes |
| Owen Sound District Secondary School | Paris District High School |
| Preston High School | Resurrection CSS |
| Rockway Mennonite Collegiate | Sacred Heart - Walkerton |
| Saugeen District Secondary School | Simcoe Composite School |
| Six Nations Polytechnic Secondary School | Southwood Secondary School |
| St. Benedict CSS | St. David CSS |
| St. James CHS | St. John's College Eagles |
| St. Mary's High School - Kitchener | St. Mary's High School - Owen Sound |
| Two Rivers Secondary School | Valley Heights |
| W.Ross Macdonald School | Walkerton Distric Community School |
| Waterloo Collegiate Institute | Waterloo-Oxford District Secondary School |
| Wellington Heights Secondary School | Westside Secondary School |
| Woodland Christian High School |