| DIVISION | HOST | CONTACT | EMAIL | DATES | HOST YEAR(S) |
| 8U AAA |
|
|
| August 27-31 |
|
| 8U AA | Brantford | Steve Knights | bmbatournys@gmail.com | August 27-31 | 2025 & 2026 |
| 8U A | Northumberland |
|
| August 27-31 | PENDING |
| 8U A | Richmond |
|
| August 27-31 | PENDING |
| 8U B | Leamington | Steve Marshall | sfmarshall83@gmail.com | August 27-31 | 2025 & 2026 |
| 9U AAA | Oshawa |
|
| August 27-31 | PENDING |
| 9U AA | Cambridge | Matt Yeaman | matt.yeaman@cmbaball.ca | August 27-31 | 2025 & 2026 |
| 9U A | Tecumseh | Brendan Lane | blane@tmba.ca | August 27-31 | 2025 & 2026 |
| 9U B | Chatham | Ryan Presley | tournaments.cmba@gmail.com | August 27-31 | 2025 & 2026 |
| 9U C | Kingsville |
|
| August 27-31 | PENDING |
| 9U D | Dresden | Ryan McFadden | mcfaddenagservices@gmail.com | August 27-31 | 2025 & 2026 |
| 10U AAA | Oshawa |
|
| LDW: September 3-7 | PENDING |
10U AAA
| Leaside
|
|
| LDW: September 3-7
| PENDING
|
| 10U AAA | Clarington |
|
| LDW: September 3-7
| PENDING
|
| 10U AA | Brantford | Steve Knights | bmbatournys@gmail.com | LDW: September 3-7 | 2025 & 2026 |
| 10U A | Leamington |
|
| LDW: September 3-7 | PENDING |
| 10U A | Cambridge |
|
| LDW: September 3-7 | PENDING |
| 10U B | Midland |
|
| LDW: September 3-7 | PENDING |
| 11U AAA | Riverside | Tom Laporte | tlaporte3@cogeco.ca | LDW: September 3-7 | 2025 & 2026 |
| 11U AA | Greater Niagara |
|
| LDW: September 3-7 | PENDING |
| 11U AA | Markham |
|
| LDW: September 3-7 | PENDING |
11U AA
| Simcoe |
|
| LDW: September 3-7
| PENDING
|
11U AA
| Orillia |
|
| LDW: September 3-7
| PENDING
|
11U AA
| Hamilton |
|
| LDW: September 3-7
| PENDING
|
| 11U A | Greater Niagara |
|
| LDW: September 3-7 | PENDING |
| 11U A | Sault Ste. Marie |
|
| LDW: September 3-7 | PENDING |
| 11U A | Walker Homesites |
|
| LDW: September 3-7 | PENDING |
| 11U B | Pelham | Kevin deboer | rep@pmba.ca | LDW: September 3-7 | 2025 & 2026 |
| 11U C | Valley East |
|
| LDW: September 3-7 | PENDING |
| 11U C | Listowel |
|
| LDW: September 3-7 | PENDING |
| 11U C | Wyoming |
|
| LDW: September 3-7 | PENDING |
| 11U D | Corunna |
|
| LDW: September 3-7 | PENDING |
| 11U D | Valley East |
|
| LDW: September 3-7 | PENDING |
| 11U D | Wyoming |
|
| LDW: September 3-7 | PENDING |
| 12U AAA | Waterloo | Ken Vander Vleuten | ken.vandervleuten@waterloobaseball.ca | LDW: September 3-7 | 2025 & 2026 |
| 12U AA | Whitby |
|
| LDW: September 3-7 | PENDING |
12U AA
| Aurora King |
|
| LDW: September 3-7
| PENDING
|
12U AA
| Muskoka |
|
| LDW: September 3-7
| PENDING
|
12U AA
| Peterborough |
|
| LDW: September 3-7
| PENDING
|
12U AA
| Hamilton |
|
| LDW: September 3-7
| PENDING
|
| 12U A | Quinte | Chad Crawford | chadcrawford5@gmail.com | LDW: September 3-7 | 2025 & 2026 |
| 12U B | Chatham | Ryan Presley | tournaments.cmba@gmail.com | LDW: September 3-7 | 2025 & 2026 |
| 13U AAA | Vaughan | Dirk Drieberg | double.d@rogers.com | LDW: September 3-7 | 2025 & 2026 |
| 13U AA | Mississauga SW | Bruce Thompson | clubhouse@msbabaseball.ca | LDW: September 3-7 | 2025 & 2026 |
| 13U A | Sault Ste. Marie |
|
| LDW: September 3-7 | PENDING |
| 13U A | Kitchener |
|
| LDW: September 3-7 | PENDING |
13U A
| Northumberland |
|
| LDW: September 3-7
| PENDING
|
| 13U B |
|
|
| LDW: September 3-7 |
|
| 13U C | Welland | Greg Leone | greg@wellandminorbaseball.ca | LDW: September 3-7 | 2025 & 2026 |
| 13U D | Saugeen Shores |
|
| LDW: September 3-7 | PENDING |
13U D
| Essex |
|
| LDW: September 3-7
| PENDING
|
| 14U AAA | Etobicoke | Steve Watson | watson_s@rocketmail.com | LDW: September 3-7 | 2025 & 2026 |
| 14U AA | Brantford | Steve Knights | bmbatournys@gmail.com | LDW: September 3-7 | 2025 & 2026 |
| 14U A | North London |
|
| LDW: September 3-7 | PENDING |
| 14U B | Leamington |
|
| LDW: September 3-7 | PENDING |
| 15U AAA | Vaughan | Dirk Drieberg | double.d@rogers.com | LDW: September 3-7 | 2025 & 2026 |
| 15U AA | Seaway Surge |
|
| LDW: September 3-7 | PENDING |
| 15U A | Cambridge |
|
| LDW: September 3-7 | PENDING |
15U A
| Muskoka |
|
| LDW: September 3-7
| PENDING
|
15U A
| Pickering |
|
| LDW: September 3-7
| PENDING
|
| 15U B | Simcoe |
|
| LDW: September 3-7 | PENDING |
| 15U C | Thorold | Chris Ciolfi | chris_ciolfi@hotmail.com | LDW: September 3-7 | 2025 & 2026 |
| 15U D |
|
|
| LDW: September 3-7 |
|
| 16U AAA | Aurora King | Aaron Preiano | marketing@akba.ca | LDW: September 3-7 | 2025 & 2026 |
| 16U AA | Burlington | Frank Cadamone | tournaments@baseballburlington.com | LDW: September 3-7 | 2025 & 2026 |
| 16U A | Quinte | Chad Crawford | chadcrawford5@gmail.com | LDW: September 3-7 | 2025 & 2026 |
| 16U B | Port Lambton |
|
| LDW: September 3-7 | PENDING |
| 16U B | Kingsville |
|
| LDW: September 3-7 | PENDING |
| 18U AAA | Hamilton | Jeff Schwoob | hamcardinalspresident@gmail.com | August 13-16 | 2025 & 2026 |
| 18U AA | Ajax |
|
| August 13-16
| PENDING |
| 18U AA | Windsor Stars |
|
| August 13-16
| PENDING
|
| 18U A | North London |
|
| August 13-16
| PENDING |
| 18U A | Clarington |
|
| August 13-16
| PENDING |
| 18U A | Stratford |
|
| August 13-16
| PENDING |
| 18U B | Chatham | Ryan Presley | tournaments.cmba@gmail.com | August 13-16
| 2025 & 2026 |
| 18U C | St. Thomas |
|
| August 13-16
| PENDING |
| 22U AA |
|
|
| August 7-9 |
|
| 22U A | London West and Londond Talons
|
|
| August 7-9
| PENDING
|
| 22U A | Quinte |
|
| August 7-9
| PENDING
|
| 22U B |
|
|
| August 7-9
| PENDING
|
| SENIOR AA | Kingcardine |
|
| August 28-30 | PENDING |
| SENIOR AA | Simcoe |
|
| August 28-30 | PENDING |
| SENIOR AA | Tecumseh |
|
| August 28-30 | PENDING |
| SENIOR A | Thorold | Carmine Ciolfi | cpciolfi@vaxxine.com | August 28-30 | 2025 & 2026 |
| SENIOR B | Corunna |
|
| August 28-30 | PENDING |
| SENIOR C | Port Hope | Bobby Gilligan | bobbygilligan17@gmail.com | August 28-30 | 2025 & 2026 |