Member:
1994-2002 Empyrium - all instruments, vocals (as Ulf Theodor Schwadorf)  
1995- Nachtmahr - vocals, bass, drums (as Ulf Theodor Schwadorf)  
1999- Sun Of The Sleepless - all instruments, vocals (as Ulf Theodor Schwadorf)  
2000- The Vision Bleak - guitars, bass, keyboards (as Schwadorf)  
2004- Noekk - drums, bass, guitars (as Ulf Theodor Schwadorf)  
2008- Autumnblaze - drums, bass (as Schwadorf)  
2010- Empyrium - all instruments, vocals (as Ulf Theodor Schwadorf)  
2014- Eudaimony - guitars, keyboards (as Schwadorf)  
Live musician:
2009 Dornenreich - bass  
Guest musician:
1999 Nox Mortis - keyboards  
2002 Autumnblaze - drums, bass, synth, electronics (as Schwadorf)  
2005 Dark Sanctuary - vocals (as Schwadorf)  
2012 Blutmond - rattles, bongo  
2012 Secrets Of The Moon - vocals  
2012 Eïs - bass  
2014 Eisregen - flute  
2014 Coronatus - bass