2015 Ontario Spring Preview (Invite Only)
| Name | State | School | Class | Pos | Commitment |
| Ryan Alain | ON | Sir Robert Borden | 2016 | RHP | |
| Brad Aldred | ON | Anderson Collegiate | 2016 | 3B | British Columbia |
| Jackson Arender | ON | Malvern Collegiate Institute | 2017 | 2B | |
| Braedon Beckett | ON | Port Hope High School | 2017 | OF | |
| Jack Berczi | ON | Abbey Park SS | 2016 | LHP | Hofstra |
| Matt Brash | ON | Bayridge Secondary School | 2016 | RHP | Niagara |
| Shane Brimacombe | ON | St. Peter's | 2017 | 1B | |
| Kyle Bryan | ON | Sinclair | 2017 | C | Northwestern Ohio |
| Adrian Butrimas | ON | Phillip Pocock Catholic SS | 2017 | C | Dakota State University |
| Andrew Ciuffreda | ON | St.Ignatius of Loyola | 2016 | OF | |
| Matthew Deen | ON | St. Marcellinus | 2018 | 1B | Vermont State University - Castleton |
| Aidan Findlay | ON | Kenner Collegiate | 2017 | RHP | Lakeland CC |
| Matthew Grabstas | ON | Bishop Tonnos Catholic Secondary | 2016 | C | |
| Nathan Hamel | ON | White Oaks Secondary School | 2016 | OF | |
| Max Hewitt | ON | Eastview Secondary School | 2016 | SS | Connors State JC |
| Wyatt Hughes | ON | Waterdown Distric Highschool | 2016 | OF | |
| Ajith Jeyaranjan | ON | Cardinal Ambrozic Catholic Secondary School | 2017 | OF | |
| Peter Joseph | ON | Bill Crothers Secondary School | 2016 | RHP | Northwood University |
| Nick Kim | ON | Saint Michael's College School | 2016 | SS | |
| Gibson Krzeminski | ON | St Anne High School | 2016 | OF | Iowa Western CC |
| Ryan Kula | ON | Humberside C.I. | 2017 | SS | Jefferson JC |
| Evan Lang | ON | Burlington Central | 2017 | LHP | Monroe Community College |
| Bryce Larson | ON | Riverdale Collegiate | 2017 | 1B | |
| Brian MacCormack | ON | Holy Trinity Catholic High School | 2017 | C | |
| Jakob MacLeod | ON | Malvern | 2017 | RHP | |
| Max Mancini | ON | Sacred Heart | 2017 | OF | |
| Spencer Marcus | ON | Chatham-Kent | 2018 | OF | Dodge City CC |
| Leo Markotic | ON | St. Martins | 2018 | SS | Jefferson JC |
| Joseph McCorkindale | ON | Northwestern Secondary School Stratford | 2018 | LHP | |
| Ben Mitchell | ON | Bill Crother's | 2018 | OF | British Columbia |
| Alexander Morgan | ON | Northern Secondary School | 2018 | LHP | |
| Jacob O'Malley | ON | St. Stephens Secondary School | 2016 | C | |
| Shane Paradis | ON | Sandwich | 2016 | SS | Northern Kentucky |
| Audric Patrick | ON | St. Michael's College School | 2016 | RHP | |
| Corben Peters | ON | St. Peter Catholic High School | 2017 | RHP | Cloud County CC |
| Cipriano Primicias | ON | Michael Power Catholic High School | 2016 | C | |
| Tyler Roberts | ON | St. Peter's | 2017 | RHP | Lake Michigan JC |
| Steven Sanders | ON | Cameron Heights | 2018 | LHP | Charleston (WV) |
| Michael Shulman | ON | Bill Crothers Secondary School | 2016 | OF | |
| Justin Snow | ON | Westmount Secondary | 2017 | RHP | Southeastern CC (IA) |
| Ethan Somerville | ON | Orchard Park Secondary | 2015 | LHP | |
| Michael Sookdeo | ON | Mississauga Seconday | 2016 | 3B | McCook CC |
| Nick Subramaniam | ON | Philip Pocock C.S.S. | 2016 | LHP | |
| Parker Walker | ON | Barrie North High school | 2016 | C | |
| Dawson Walters | ON | Blyth | 2018 | 1B | Eastern Oklahoma State JC |
| Cameron Wilcox | ON | St Marcellinus | 2018 | C | Humber College |