Phil Streets: Hypothetically Of Course (2017)

Status Quo Tribute: Live In Studio (2007)

- keyboards on “Rockin’ All Over The World” and “Rave On”
Martti Lappi: Läheltä ja kaukaa (2006)

- bass on “Kaksin katsottava kuu”
- piano on “Se on salaisuus”
Phil Streets: Layers (2005)

VSPR Compilation Three (2005)

- (uncredited) bass on Streets And Thornbrugh: “Cloudy” (from Layers)
Frank Sunseri: She’s Alone Again (2005)

- bass on four tracks
Assignment: Bob Dylan (2005)

- bass and some percussion and guitar on Children Of Fortune: “This Wheel’s On Fire”
Kilpi: Sielut iskee tulta (2004)

- backing vocal arrangement and a few lines sung as well.
The same track also appears on the album II Taso.
95BPM – A Big List Compilation (2002)

- bass and some drum programming on Mike Fishell: “Sploosh”
Cantus Mercurialis: Pohjoismaisia tunnelmia (1997)

- arrangement and keys on “Yksi ruusu on kasvanut laaksossa (remix)”
Rockia risteyksestä – Pommari 20 vuotta (1996)

- vocal arrangement and backing vocals on Pennejä Taivaasta: “Mä haluun”
Kimi: Maailmani / Niin kaunista (1995)

- (uncredited) backing vocal arrangement and backing vocals