| SCHOOL | ASSOCIATION | SEED |
| Hamilton District Christian H.S. | SOSSA | 1 |
| Smithville Christian H.S. | SOSSA | 2 |
| ESAC Mère-Teresa (ACMT) | GHAC | 3 |
| Rockway Mennonite Collegiate | CWOSSA | 4 |
| ESC Saint-Frere-Andre | TDCAA | 5 |
| É.S. Macdonald-Cartier | NOSSA | 6 |
| Chatham Christian H.S. | SWOSSAA | 7 |
| École Secondaire Catholique Monseigneur-Bruyère | WOSSAA | 8 |
| Quinte Christian High School | COSSA | 9 |
| Valour H.S. | EOSSAA | 10 |
| Durham Christian High School | LOSSA | 11 |
| St. Thomas Aquinas H.S. | NWOSSAA | 12 |
| Notre Dame High School | NCSSAA | 13 |
| ÉSC E.J. Lajeunesse | SWOSSAA | 14 |
| The York School | CISAA | 15 |
| Kirkland Lake District Composite School | NEOAA/AANEO | 16 |
| ESC Renaissance | YRAA | 17 |
| Brampton Christian Academy | ROPSSAA | 18 |
| É.S. Le Caron | GBSSA | 19 |
| Oakwood C.I. | TDSSAA | 20 |