| SCHOOL | ASSOCIATION | SEED |
| Bishop Strachan School | CISAA | |
| Adam Scott CVI | COSSA | |
| Jacob Hespeler SS | CWOSSA | |
| Kingston SS | EOSSAA | |
| Maple Ridge SS | GBSSA | |
| Oakville Trafalgar HS | GHAC | |
| Iroquois Ridge HS | GHAC | |
| Dunbarton HS | LOSSA | |
| Uxbridge SS | LOSSA | |
| ÉSC Franco-Cité | NCSSAA | |
| St. Charles College | NOSSA | |
| St. Marcellinus CSS | ROPSSAA | |
| St. Aloysius Gonzaga CSS | ROPSSAA | |
| Westmount SS | SOSSA | |
| Ursuline College | SWOSSAA | |
| Bishop Allen Academy | TDCAA | |
| Humberside CI | TDSSAA | |
| AB Lucas SS | WOSSAA | |
| St. Robert CHS | YRAA | |
| Thornlea SS | YRAA |