Gruppen für drei Orchester

Kontakte, for piano, percussion and electronic sounds

Helikopter String Quartet, for 4 helicopters and string quartet

In Freundschaft, for melody instrument

Kreuzspiel, for oboe, bass clarinet, piano, and 3 percussionists

Mantra, for 2 pianos, percussion, and electronics

Solo, for melody instrument with feedback

Spiral, for soloist with shortwave receiver

Tierkreis, for 12 music boxes or ensemble

Zyklus no. 9, for percussion

Zyklus, for solo percussion

Aus den sieben Tagen, 15 text compositions for 'intuitive' music

Dr. K-Sextet, for flute, bass clarinet, piano, vibraphone, tubular bells, viola, and cello

Choirs for Doris, for chorus

Chorale, for chorus

Klavierstück III

Klavierstück IX

Klavierstück V

Klavierstück XI

Michael's Farewell, for 5 trumpets

Michael's Journey Round the Earth, for trumpet and orchestra