Mark Leinweaver is an MLB Agent who represents over 75 professional players and has 20 years of sports and entertainment experience as an agent, TV & radio broadcaster, writer, and educator. His daily agency responsibilities include managing off-the-field client services and communicating with all 30 clubs on behalf of players and their families. He currently has a baseball documentary series in development, which is set to debut in the Fall of 2026. Mark is a speaker at over 100 schools annually on “Why Character Matters," is a guest professor each semester at the USC on “How To Get A Job In Sports” and was a keynote presenter last year at 25 education & athletic association conferences nationwide on the topic, “Be The Agent." He has donates a portion of every speaking engagement to special needs and anti-bullying charities in the state where he presents.



