Platinum Cup Champions
| Year | Champion |
| 2023-24 | Temiskaming Shores Puckhounds |
| 2022-23 | Essex-Southpoint Capitals |
| 2021-22 | Western Jr. Mustangs |
| 2019-20 | Erie North Shore Storm |
| 2018-19 | Markham Waxers |
| 2017-18 | Quinte West Hawks |
| 2016-17 | Riverside Rangers |
| 2015-16 | Quinte West Hawks |
| Year | Champion |
| 2023-24 | Eastern Ontario Cobras |
| 2022-23 | Eastern Ontario Cobras |
| 2021-22 | London Jr. Knights |
| 2019-20 | Riverside Rangers |
| 2018-19 | Eastern Ontario Cobras |
| 2017-18 | Don Mills Mustangs |
| 2016-17 | North Toronto |
| 2015-16 | Aiglesde Saint-Jean-sur-Richelieu |
| Year | Champion |
| 2023-24 | Whitby Wildcats |
| 2022-23 | Toronto Jr. Canadiens |
| 2021-22 | Toronto Red Wings |
| 2019-20 | Cumberland Jr. Grads |
| 2018-19 | Vaughan Kings |
| 2017-18 | Toronto Titans |
| 2016-17 | Mississauga Senators |
| 2015-16 | Toronto Young Nationals |