Greater Manassas Baseball League is a volunteer organization serving the youth of the Cities of Manassas, Manassas Park, Prince William County, Clifton and Centerville.

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Background Checks and Certifications
by GMBL posted 7/15/2009
COACHES OnLine Registration: (each Season):
All coaches must REGISTER to coach each Season for Insurance purposes in our "REGISTER ONLINE" section of the GMBL Website, this is the same location that you actually use to Register your child.   You must provide your BIRTHDAY (MM/DD/YY) on your member record to Register due to Age Limits.   You must be 21 years of Age to Manage a team, and 18 years of age to Assist.
CAL RIPKEN COACHES CERTIFICATION: (Complete one time, good for life)
All managers and coaches must have completed the Cal Ripken Babe Ruth online coach’s course to manage or coach at GMBL. Failure to comply with these rules may result in the suspension or removal of manager or coach from the team.  YOu can complete either the Baseball or Softball version of this Certification.   A coach that helps in both, does not need to complete both the Baseball and Softball Certifications.

Cal Ripken Coaching Certification