Sony Corporation of America is the U.S. subsidiary of Sony Corporation, headquartered in Tokyo. Sony is a leading manufacturer of audio, video, communications, and information technology products for the consumer and professional markets. Its music, motion picture, television, computer entertainment, and online businesses make Sony one of the most comprehensive entertainment companies in the world. You most likely own a Sony product produced from it's various businesses like Sony Electronics Inc., Sony Pictures Entertainment Inc., Sony Computer Entertainment America Inc., or Sony BMG Music Entertainment, one of the largest recorded music companies in the world