He has played with many heavy metal bands, like King Diamond, Dream Evil, Mercyful Fate, IllWill, Notre Dame and Memento Mori.
Известен по работе со многими хэви-метал-группами, такими как King Diamond, Dream Evil, Mercyful Fate, Illwill, Notre Dame, Therion, Kamelot, Dimmu Borgir и Memento Mori.