Oomph!:
Monster (Album, 2008)
producer

All Ends:
Wasting Time (Album, 2007)
producer

Regicide:
Break The Silence (Album, 2006)
producer, songwriter, arrangement, programmer

Exilia:
Can't Break Me Down (Single, 2005)
songwriter

L'Ame Immortelle:
Fallen Angel (Single, 2005)
producer, keyboarder, piano

Regicide:
Viorus (Album, 2005)
producer, arrangement, songwriter, programmer

Within Temptation:
Stand My Ground (Single, 2004)
arrangement

4LYN:
Take it as a compliment (Album, 2004)
producer, programmer, songwriter

4LYN:
Kisses Of A Strobelight (Single, 2004)
producer, songwriter, keyboarder

Glow:
At Your Own Risk (Album, 2003)
producer, songwriter, keyboarder

Glow:
She knows (Single, 2003)
producer, songwriter, keyboarder

Rage:
The Lingua Mortis Trilogy (Album, 2002)
producer, songwriter, arrangement

Suit Yourself:
Summer Sun (Single, 2002)
producer

Sub7even:
Free Your Mind (Album, 2002)
producer, songwriter, keyboarder

Sub7even feat. En Vogue:
Free Your Mind (Single, 2002)
producer, keyboarder

Sub7even:
Whatever It May Take (Single, 2002)
producer, songwriter, keyboarder

Sub7even:
Wicked (Single, 2001)
producer, songwriter, keyboarder

Reinvented:
Dead And Lame (Single, 2001)
orchestra arrangement

Jenny Elvers:
Ich verzeih dir (Single, 2000)
producer, songwriter

Sub7even:
Sub7even (Album, 2000)
producer, songwriter, keyboarder

Sub7even:
Weatherman (Single, 2000)
producer, songwriter, keyboarder

Guano Apes:
Don't Give Me Names (Album, 2000)
orchestra arrangement

Rage:
Ghosts (Album, 1999)
producer, songwriter, keyboarder, arrangement

Rage:

In Vain (Single, 1998)

producer, songwriter, arrangement

Rage:

XIII (Album, 1998)

producer, songwriter, arrangement

Axel Rudi Pell:

Magic (Album, 1997)

keyboarder

Klaus Sonnefeld:

The White Raven (Album, 1997)

arrangement, keyboarder

Rage:

End of All Days (Album, 1996)

keyboarder, arrangement

Rage:

Lingua Mortis (Album, 1996)

co-producer, orchestra arrangement, piano

Rage:

Black in My Mind (Album, 1995)

orchestra arrangement, keyboarder, studio-assistance

Axel Rudi Pell:

Between the Walls (Album, 1994)

addt. keyboarder, studio assistance