Warner Bros. Entertainment Inc. (also known as Warner Bros. Studios, Inc., Warner Bros. Pictures, Inc. commonly called Warner Bros., Warners, or simply WB) is an American entertainment company that produces film, television and music entertainment. As one of the major film studios, it is a division of Time Warner, with its headquarters in Burbank, California. Warner Bros. has several subsidiary companies, including Warner Bros. Pictures, Warner Bros. Interactive Entertainment, Warner Bros. Television, Warner Bros. Animation, Warner Home Video, New Line Cinema, Castle Rock Entertainment, and DC Entertainment. Warner Bros. owns half of The CW Television Network.HistoryFoundingThe company's name originates from the four founding Warner brothers : Harry, Albert, Sam, and Jack . They emigrated as small children with their parents to Canada from Krasnosielc which was located in the part of Congress Poland that had been subjugated to the Russian Empire following the eighteenth-century Partitions of Poland near present-day Ostrołęka.