Activision Blizzard, Inc. engages in the development and publication of interactive entertainment. It operates through the following segments: Activision Publishing, Blizzard Entertainment and King Digital Entertainment. The Activision Publishing segment develops and publishes interactive software products and entertainment content, particularly for the console platform. The Blizzard Entertainment segment develops and publishes interactive software products and entertainment content, particularly for the PC platform. The King Digital Entertainment segment develops and publishes interactive entertainment content and services, particularly on mobile platforms, such as Google's Android and Apple's iOS. The company was founded in 1979 and is headquartered in Santa Monica, CA.