Viacom Inc.

Viacom Inc. is an American multinational mass media conglomerate company with interests primarily in film and television. It is currently the world's ninth largest media company in terms of revenue, and has headquarters in New York City. Voting control of Viacom is held by National Amusements, Inc., a privately owned theater company controlled by billionaire Sumner Redstone, who also holds a controlling stake in CBS Corporation.