for flute, alto sax, violin, cello & double bass  (4')
for six voices after a poem by Torquato Tasso  (12')
five Haiku for two guitars  (5')
for six voices after a text by Ferdinand Schmatz  (16')
Wanderoper for Vienna State Opera  (80')
for accordion & string orchestra  (20')
for alto saxophone & piano  (10')
for two similar voices after texts by Eugen Gomringer  (8')
for voice & piano (with magnets)  (6')
for 2 violins, harpsichord, "voce libera" & string orchestra  (6')
for saxophone (soprano, alto), violin & marimba  (10')
for saxophone quartet  (14')
Wanderoper for Vienna State Opera  (80')
monologue with music  (75')
stage music for a piece by Margit Mezgolich  (10'')
pocket opera for soprano, baritone, counter tenor & nine instruments  (15')
for tenor recorder, violoncello, accordion & marimba  (5')
for seven instruments  (10')
for 3-voice mixed choir  (3')
for voice & piano (keys & strings)  (20')
for violin, viola, violoncello, double bass & piano  (3')
for glass harmonica & violoncello  (8')
stage music for the piece by Margit Mezgolich  (10'')
for two saxophones (Ssax, Asax, Tsax, Barsax)  (9')
for piano (keys & strings)  (4')
for saxophone (soprano, tenor) & chamber orchestra  (10')
for violin, violoncello & piano  (8')
family opera for seven singers, choir & orchestra  (80')
stage music for three actors, loop machine & tape  (12'')
Opera povera for sopran & baritone (playing piano as well), violoncello (also: singing saw) & puppets  (60')
for violin, violoncello & piano  (8')
for tenor, baritone & five instruments after the Hildebrandslied  (12')
Singspiel for five singers & five instruments  (65')
after contemporary love poems for five voices  (19')
for violoncello & chamber orchestra  (15')
13 not too difficult pieces for piano  (16')
after contemporary love poems for five voices & accordion  (22')
for trombone & seven instruments  (10')
for mezzo soprano & string quartet after a text by Ferdinand Schmatz  (4')
for spatially divided ensemble  (14')
nine miniatures for flute, clarinet, cello & piano  (14')
for orchestra & choir ad libitum  (23')
for mixed choir after a text by Eugen Gomringer  (5')
for dizi, erhu, pia, guzheng & percussion (marimba, temple blocks, bongos)  (8')
for sinfonietta ensemble  (18')
for string orchestra  (12')
for bassoon & chamber orchestra  (13')
for chamber orchestra  (11')
for violin, cello & piano  (12')
for sheng & ensemble  (17')
for violin, cello & piano  (5')
for violin & orchestra  (17')
for five instruments  (5')
for soprano & five instruments after a text by Heiner Müller  (14')
for accordion & six instruments  (8')
for soprano & clarinet after a text by Waltraud Seidlhofer  (7')
for violin & violoncello  (4')
for flute, violin, violoncello & piano  (5')
for clarinet, cello & piano  (9')
for six percussionists  (9')
for flute & percussion  (11')
for viola & seven instruments  (14')
for six players on everyday objects  (4')
for bass clarinet, marimba & piano  (6')