| SCHOOL | ASSOCIATION | SEED |
| Christ the King CSS (Georgetown) | GHAC | |
| Brooklin HS (Whitby) | LOSSA | |
| Denis Morris (St. Catherine’s) | SOSSA | |
| St. Peter Secondary School (Peterborough) | COSSA | |
| Assumption College School (Brantford) | CWOSSA | |
| Milton District HS (Milton) | GHAC | |
| Humberside CI (Toronto) | TDSSAA | |
| Neil McNeil (Toronto) | TDCAA | |
| Mayfield (Brampton) | ROPSSAA | |
| Sacred Heart (Ottawa) | NCSSAA | |
| St. Joseph’s CHS (Barrie) | GBSSA | |
| Bill Crothers (Unionville) | YRAA | |