In 2019, the Mariners are proud to offer dozens of On BASE Coaches Clinics throughout the Pacific Northwest to local youth coaches looking to improve their practices as a coach, mentor, and motivator.
The Mariners believe that positive playing experiences in youth sports starts with committed coaches. Join Mariners coaches, personalities, and Mariners Grand Slam Camps Founder and Lead Trainer, Mark Zender, at the On BASE Coaches Clinic nearest to you.
- Learn how to implement practical techniques to help young ballplayers of all skill levels excel and improve.
- Gain insight on how to provide a positive playing experience and supportive team environment.
- Engage with members of the Mariners coaching staff at signature On BASE Coaches Clinics through interactive Q&A sessions.