Markham District Baseball Association
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Apr 9 2024


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Hello MDBA Families,


Are you ready to take your baseball skills to the next level? We are excited to announce our upcoming High Performance Baseball Clinics, designed to elevate your game and help players reach the next level of their baseball journey!

Hosted and led by the Markham Mariners 18U Elite coaching staff, along with NCAA and OUA college & university players, our clinics offer a comprehensive training program focused on enhancing every aspect of your game - including hitting, pitching, and fielding. Whether you're a House League or Select Player looking to build a strong foundation and progress to Single-A/AA or a Double-A player looking to make the jump to Triple-A, our clinics will provide you with the tools and skills to succeed.

Here are the details you need to know:


Twelve (12) 1 hour and 45-minute sessions with current Markham Mariners 18U Elite coaches, NCAA and OUA College & University players focusing on high-performance skills development.


May 11, 18, 25

June 8, 15, 22, 29

July 6, 14, 20

August 10, 24

Location: Toronto Mets Performance Centre (100 East Beaver Creek Dr., Richmond Hill, ON)

Cost: $540/player ($45 per session)


  • Dimitri Stamatopolous: Markham Mariners 18U Elite Coach, University of Alabama A&M (NCAA D1)
  • Connor Stevenson: Markham Mariners 18U Elite Coach, East Central University (NCAA D2)
  • Danri He: Markham Mariners 18U Elite Coach, Toronto Metropolitan University (OUA)
  • Diego Dominguez: University of Central Oklahoma (NCAA D2)
  • Daniel Cote: Toronto Metropolitan University (OUA)
  • Carter Whyte: Durham College (OCAA)
  • Canice Ejoh: Barrie Baycats (IBL), Canisius University (NCAA D1)
  • Toneri He: Markham Mariners 18U Elite, EBLO Collegiate Team

To learn more about the program, coaching staff, and to secure your spot, visit the link below:

Spaces are limited, so don't wait to sign up! Take advantage of the opportunity to work with proven Markham Elite program coaches, NCAA, and OUA players to sharpen your skills.

If you have any questions or require further information, feel free to contact us at

Best Regards,

Danri He

Markham Mariners 18U Elite Coach


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