AnimeTrax is a joint venture between ADV Films and The Right Stuf International to distribute anime soundtracks (often called OSTs) in the United States. In 2003 ADV Films formed their own music division to serve the same purpose in the form of ADV Music. AnimeTrax's catalog includes soundtracks from Slayers, Martian Successor Nadesico, Lost Universe, Samurai X (Rurouni Kenshin: Tsuiokuhen), Boogiepop Phantom, Macross II, Macross Plus, Akira and The Irresponsible Captain Tylor.
References
AnimeTrax Wikipedia(Text) CC BY-SA