Member:
1988-1993 Cadaver - guitars  
1995 Cadaver - guitars  
1999-2004 Cadaver - guitars  
2011- Doctor Midnight & The Mercy Cult - guitar  
2014- Order - guitars  
Studio musician:
1997 Satyricon - bass  
1999 Satyricon - bass  
Live musician:
2006-2007 Celtic Frost - guitars  
2009 Satyricon - bass