All Media Network
 All Media Network (formerly All Media Guide or AMG and later AllRovi) is an American company that owns and maintains AllMusic AllGame AllMovie SideReel and Celebified. AMG was founded in 1990 by popular-culture archivist Michael Erlewine which started with the All Music Guide (now AllMusic) in 1991 and expanded to offer the All Movie Guide (now AllMovie) in 1994 and the All Game Guide (now AllGame) in 1998.