Here are the 2004 nominees:
Assassins
Tommy Krasker, producer
Stephen Sondheim, composer & lyricist
PS Classics
Avenue Q
Jay David Saks, producer
Robert Lopez & Jeff Marx, composers & lyricists
RCA Victor
The Boy From Oz
Phil Ramone, producer
Peter Allen & others, composer & lyricist
Decca Broadway
Wicked
Stephen Schwartz, producer
Stephen Schwartz, composer & lyricist
Decca Broadway
Wonderful Town
Hugh Fordin, producer
Leonard Bernstein, composer; Betty Comden & Adolph Green, lyricists
DRG