Gameloft S. A. ("SA" means "Société anonyme", a French company type) is the world's biggest developer and publisher for mobile games, for example Java-based phones, Android, and iPhone. Its headquarters are in Paris, France. It was founded in the year 1999 by Michel Guillemot, who stepped down as head of the company during mass media company Vivendi's hostile takeover of Gameloft in 2015.