CBS ownership history

• January-September 1927: United Independent Broadcasters Inc.
• 1927-1928: Columbia Phonograph Company - 50% / Arthur Judson - 50%
• January-September 1928: Isaac and Leon Levy - 50% / Jerome Louchheim - 50%
• 1928-1929: William S. Paley - 51% / Isaac and Leon Levy - 49%
• 1929-1932: William S. Paley - 51% / Paramount Pictures - 49%
• 1932-1974: William S. Paley
• 1974-1995: CBS Inc.
• 1995-1997: Westinghouse Electric Corporation
• 1997-2000: CBS Corporation (Westinghouse Electric Corporation)
• 2000-2006: Viacom
• 2006-2019: CBS Corporation
• 2019-present: Viacom CBS