| SCHOOL | ASSOCIATION | SEED |
| St. Peter C.S.S. | COSSA | 1 |
| Elmira D.S.S. | CWOSSA | 9 |
| Holy Cross C.S.S. | EOSSAA | 15 |
| Eastview S.S. | GBSSA | 14 |
| Georgetown D.H.S. | GHAC | 8 |
| Brooklin H.S. | LOSSA | 2 |
| Louis-Riel ESP | NCSSAA | 3 |
| St. Joseph–Scollard Hall C.S.S. | NOSSA | 12 |
| St. Martin C.S.S. | ROPSSAA | 6 |
| Westmount S.S. | SOSSA | 13 |
| Chatham-Kent S.S. | SWOSSAA | 16 |
| Loretto Abbey C.S.S. | TDCAA | 10 |
| Lawrence Park C.I. | TDSSAA | 7 |
| Medway H.S. | WOSSAA | 4 |
| St. Maximilian Kolbe C.H.S. | YRAA 1 | 5 |
| Stouffville District S.S. | YRAA 2 | 11 |