Album: "Guitar Addiction - A Tribute To Modern Guitar" (GEM03)
(on song: Junkie Foot (feat. Mika "Mr. Fastfinger" Tyyskä, Karl KB, Loran Saulus (Alive Inc), P.A Fontaine, Rob Balducci, Roo, Roland Grapow (Masterplan, Helloween) & Tyler (Alive Inc), Atma Anur on drums)

Album: Guitarsnake's "Around The World" (MGR-2011)
(Roo featured artist & guest solo on the song "On The Road")

Compilation Album: "Melodic Soloists" (MGR-2010)

Ep Album: "Guitar Without a Cause" (RGM-2008)

CD Backing Tracks: "Jam Workshop Vol 1" (Shred Academy-2008)

Instructional CD-ROM: "66 licks" (Guitar Assault-2007)

Instructional DVD: "Creative shred" (Shred Academy-2007)

Demo track, "Paris Metro", featured in:
Computer Music magazine dvd+review (07-2005)