| 1A Avonlea | 1A Central Butte |
| 310 Running | Athletics Niagara |
| Blue Devils Athletics Club | Bolton Pole Vault |
| Brock Badgers | Burlington Track & Field Club |
| Central Ontario Rogues | Central Toronto Athletic Club |
| Centro Scuola T.F.C. | Durham Dragons Athletics |
| ÉSC Thériault | Flying Angels Academy |
| Jamaica | JAMCAN International Athletics Club |
| Laurel Creek T.F.C | Laurentian Voyageurs |
| Laurier Golden Hawks | London Legion T.F. Alliance |
| Loretto Abbey Catholic SS | McMaster Marauders |
| Monarch Athletics Club | Oakville Renegades Track Club |
| Ontario | PEARLGATE TRACK AND FIELD CLUB |
| Queen's Gaels | Seneca College |
| Toronto Metro Bold | Toronto Olympic Track & Field Club |
| Toronto Varsity Blues | Toronto West Athletics |
| Trent Excalibur | University of Toronto TC |
| University of Windsor Athletics Club | Vainqueurs Plus |
| Waterloo Track Club | Waterloo Warriors |
| Western Mustangs | Windsor Lancers |
| York Lions | York University Track & Field Club |