Studio musician:
2001 Rhapsody Of Fire - backing vocals  
2003 Epica - backing vocals  
2005 Epica - backing vocals  
2007 After Forever - backing vocals  
2007 Epica - backing vocals  
2009 Epica - backing vocals  
2012 Epica - backing vocals  
Guest musician:
2012 Luca Turilli's Rhapsody - narrator, backing vocals