Three Dances     (2014)     12'
Written for the Calefax Reed Quintet; oboe, altosax, clarinet, bass clarinet and bassoon.
Ma Mère l'Oye     (2014)     25'
Arrangement of Ravel's 1912 balletsuite (with prelude and entr'actes) for the Calefax Reed Quintet; oboe, altosax, clarinet (Bb and Eb), bass clarinet (also contrabass clarinet and basset horn) and bassoon.
A Love Unsung     (2015)     60'
Music for the Stolz Quartet (oboe, violin, viola and cello) for a large musictheatre work (see opera) in all imaginable instrumentations for solo, duo, trio and quartet.
A Love Unsung - excerpt     (2013)     5'
For the Stolz Quartet, a small suite made from the larger musictheatre work, as appeared on their album Alle Dertien Moeilijk!.
Le Tombeau de Couperin     (2012)     19'
Arrangement for the Stolz Quartet of Ravel's marvelous piece from 1917.
Méditations sur la liberté et l'égalité     (2011)     18'
Written for the Brisk Recorder Quartet, which premiered the piece, in three movements on their 25th anniversary concert in November 2011 at the Amsterdam Concertgebouw.
Four movements for flute and piano   (2007)     9'
Written for flutist Abbie de Quant and pianist Elizabeth van Malde. First performed on April 15th 2007 at the Amsterdam Concertgebouw (CD : FL 72413)
Fanfare     (2005)     4'
Written for the opening concert of the 2005 Holland Festival at the Amsterdam Concertgebouw. For large ensemble: 3 fl., 2 ob., 4 cl. (including bass- and contrabasscl.),2 hrn., 2 trpt., 2 tromb., 2 perc., piano, cimbalon, strings (3/3/2/3/2)
Music for Viola, Piano and Ensemble     (2004)     12'
Commissioned by the Japan Netherlands Society for their 50th Anniversary Concert, and to celebrate 400 years of trade relations between the two nations. First performance, conducted by Tetsuji Honna, on November 17 2004 at Oji Hall, Tokyo, in the presence of the Imperial Highnesses Princess Kiko and Prince Akishino. By violist Nobuko Imai, Tomoko Mukayama on the piano and members of the Viotta Ensemble ( fl. ob. cl. bsn. hrn. 2vl. vc. cb.)
Sauvage Noble     (2001 / 02)     16'
Concerto for horn, oboe and ensemble (14 musicians). First performed by Marieke Schut (oboe) and Jan Harshagen (horn) and the ASKO Ensemble conducted by Oliver Knussen in January 2002 at the Concertgebouw in Amsterdam. Commissioned by the Michael Vyner Trust, London.
For two pianos and strings     (2001 / 02)     7'
(movement III of the McGonagall-Lieder) For four 'celli, double bass, two pianos and percussion
Freeze - Suite     (1994 / 97)     7'
For 19 musicians (same instrumentation as the opera) First performed by the Residentie Orchestra in The Hague.
G-String Mambo     (1994 / 95)     9'
For string orchestra (8-6-4-3-2). Written for the Amsterdam SInfonietta, first performance conducted by Richard Dufallo in November 1995.
Shake well before use     (1992 / 93)     6'
For wind ensemble (ten players) Based on traditional wind music from Central-Africa.
Octet     (1992)     12'
For wind ensemble (2 fl./2 ob./ 2 cl./bsn./hrn.). Written for the Nederlands Blazers Ensemble (Netherlands Wind Ensemble), who gave the first performance, conducted by Stefan Asbury, in October '92 at the Paradiso in Amsterdam.
Three Mechanisms     (1988 / 90)     26'
Original version for Orkest de Volharding :
for flute, 3 saxophones, horn, 3 trpt, 3 trmb. and piano
Tanglewood-version: for oboe, 2 cl., bsn., 3 hrn., 3 trpt., 3 trmb. and piano
First performance of the Tanglewood version was at the Festival of Contemporary music in August '90. The première by De Volharding was earlier that same year.
2. Chant/ Interlude
Dinamismo di Cane al Guinzaglio     (1990)     11'
For hrn., tpt., trmb., 2 perc., pno., amplified 'cello and double bass.
Zhamtha da Tseltha/ Hassan Begura     (1988)     7'
Transcription and orchestration of traditional Georgian folk-music.(thirteen players)
Notch     (1987)     10'
For thirteen musicians (4 woodw., 3 brass, perc., pno., 4 str.) First performed, I believe, by members of the Delta Ensemble.