| SCHOOL | ASSOCIATION | SEED |
| Brooklin | LOSSA | 1 |
| St. Martin C.S.S | ROPSSAA | 2 |
| St. Peter Secondary School |
COSSA
|
3 |
| Medway High School | WOSSAA | 4 |
| Centre Wellington D.H.S. | CWOSSA | 5 |
| St. Maximilian Kolbe C.H.S. |
YRAA
|
6 |
| West Niagara Secondary School | SOSSA | 7 |
| Leaside High School | TDSSAA | 8 |
| Chatham-Kent S.S. | SWOSSAA | 9 |
| St. Charles College | NOSSA | 10 |
| Father Redmond Catholic S.S. | TDCAA | 11 |
| Louis-Riel ESP | NCSSAA | 12 |
| Banting Memorial H.S. | GBSSA | 13 |
| Holy Cross Catholic Secondary | EOSSAA | 14 |
| Dunbarton | LOSSA (Host Additional Entry) | 15 |
| Bishop P.F Reding S.S. | GHAC | 16 |