Mark D. Lerner, representing members of the Lerner, Cohen and Tanenbaum family, is the managing principal owner and vice chairman of the 2019 World Series Champion Washington Nationals and a principal of Lerner Enterprises, a real estate development, management and investment company concentrated in the Washington, D.C., metropolitan area. Mr. Lerner and his family are leading philanthropists in the region, supporting numerous organizations and causes. He currently serves as a trustee of the Jewish Community Center of Greater Washington, and as a member of the board of The George Washington University Hillel.