The Shubert Organization, America's oldest professional theater company and the largest theater owner on Broadway, owns or operates 17 Broadway theaters and one off-broadway theater. The Shubert Foundation, the nonprofit wing of the organization, provides financial support for not-for-profit professional theater and dance companies. Since 1900 the organization has presented hundreds of hit plays and musicals including the original productions of A Streetcar Named Desire by Tennessee Williams, Golden Boy by Clifford Odets, the Leonard Bernstein classic West Side Story and Isobel Lennart and Jule Styne's Funny Girl.