60 Cycle: Pretender - 1995 (Group Member)

60 Cycle: Self Titled - 1996 (Group Member)

Failure: Fantastic Planet - 1996 (Credited in Special Thanks Section)

A Perfect Circle: Mer De Noms - 2000 (Group Member)

A Perfect Circle: 3 Libras, Pt. 2 - 2001 (Group Member)

A Perfect Circle: Thirteenth Step - 2003 (Guitar)

Queens of the Stone Age: Lullabies to Paralyze - 2005 (Bass, Guitar,Piano, Rhythm Guitar, Keyboards, Lap Steel Guitar, Hand Clapping)

Queens of the Stone Age: Sick, Sick, Sick - 2007 (Writer, Guitar)

Queens of the Stone Age: 3s & 7s - 2007 (Writer Guitar)

Queens of the Stone Age: Era Vulgaris - 2007 (guitar (lead, "crazy delay"), lap steel, backing vocals, bass, "the percussion part that's a bitch", Moog, rhodes)

Queens of the Stone Age: Make It Wit Chu - 2007 (Guitar)

ENEMY: Hooray for Dark Matter - 2005 (Producer, Engineer, Mastering, Mixing, Guitar, Vocals, Writer)

ENEMY

Sweethead: UNTITLED - Prospected for 2008