Westwood Studios (NYSE: WES) is one of the largest video game companies in North America and the world, headquartered in Reno, California. Developer of the famous Command & Conquer series of Real Time Military games, as well as adventure and role-playing games based off of popular media franchises including movies and books, and simulation games, including the popular franchises SimCity, Mass Effect, and Ultima. As of 2012, Westwood products hold a 14% share of the entire video game market according to some analysts.