In sole posuit (2022)

12-part vocal ensemble 

Die Entdeckung der Langsamkeit (2019)

Steelcello and overtonesinger

Koerikoeloem (2016 - 2018)

Sho, recordertrio, 8 windharps and 8 singers

Stabat Mater (2010)

mezzo-soprano solo, male choir and accordeon ensemble

Idiosyncrasy (2007)

tenor-solo, fl, sho, duduk, qanun, mandolin, vc

Langzaam, uiterst langzaam (2006)

2 sopr, 1 mezzo, 2 fl (picc/bassflute), cl, 2 sopr. sax (ten./bar.), hrn, flüg. hrn, 2 trb, tb, perc., el.g and el. bass.

La papa (2005)

2 sopr, fl, ob (c.a.), cl (bass), bn, hrn, trp, trb, perc, hrp, 2 vln, vla, vc, cb and tape

Tellegen-cyclus (2004)

tenor and piano

Het boek van alle dingen (2004)

2 sopr, 2 mezzo, 2 alt and narrator

Wij zijn hier (2003)

tenor-solo and mixed-choir

The.powerbook (2002)

chamber-opera

Amnesia boogie-woogie (2001)

12 singers and/or players

We must (2000)

3 sopr, 3 alt, 3 ten, 3 bas