Westwood Studios was a video game developer, based in Las Vegas, Nevada. It was founded by Brett Sperry and Louis Castle in 1985 as Westwood Associates and was renamed Westwood Studios when it merged with Virgin Interactive in 1992. The company was bought from Virgin Interactive by Electronic Arts (EA) in 1998, and closed by EA in 2003.
Westwood is best known for developing real-time strategy, adventure and role-playing genres. It received an entry to the Guinness book of records, for selling more than 10 million copies of Command & Conquer worldwide. Electronic Arts continues to develop games based on Westwood's Command & Conquer series. The last former Westwood employee quit working for Electronic Arts after the release of Command & Conquer: Generals in 2003.