The Major League Baseball Players Association Is the union that represents Players on the 40-man Major League rosters, as well as approximately 5,500 Minor League players employed by the 30 Major League baseball teams. The MLBPA also oversees MLB Players, Inc., which exclusively represents the group commercial and licensing activities involving active players. On behalf of its members, the union also operates the Major League Baseball Players Trust (www.trust.mlbplayers.com), a 501(c)3 charitable foundation that harnesses the expertise, influence, and passions of players to create meaningful and sustainable change in the lifelong well-being of others.