Sonata Arctica

Melodic Power Metal band from Finland.

Current line-up:
Tony Kakko – vocals (1996–), keyboards (1996–2000)
Henrik Klingenberg – keyboards (2002–)
Marko Paasikoski – bass (2000–), guitar (1996–1997)
Tommy Portimo – drums (1996–)
Elias Viljanen – guitar (2007–)

Former members:
Mikko Härkin – keyboards (2000–2002)
Janne Kivilahti – bass (1998–2000)
Jani Liimatainen – guitar (1996–2007)
Pentti Peura – bass (1996–1998)