A Beginning, A Middle And An End (Organ, 7'00'') First performance: Kevin Bowyer, Reid Memorial Church, Edinburgh

All Done with Mirrors (Piano, 5’00”) First performance: Isobel Ettanauer, Vestry Hall, London

Background Music (Organ, 5’00”) First performance: Kevin Bowyer, Glasgow University Chapel

Drosten (Piano, 5’00”) First performance: Mark Spalding Dundee

Fractions of Moments (Piano, 5’00”) Bobby Mitchell, Piano: Den Haag

Happily Ever After (Piano, 4’00”) First performance: Peter Evans, Reid Concert Hall, Edinburgh

LX (Piano, 3'57'') First performance: Antony Clare, piano: Nottingham

Movement of Air (Flute and organ) Movement of Air for organ and flute is located in the "Works - Chamber" page, and also on the "Sounds" page.

Pipedream (Organ, 7'00'')

Red All Over (Two Pianos, 8’00”)

Seven Pieces (organ version by Michael Bonaventure of Seven Short Piano Pieces) (Organ, 13'40'') Michael Bonaventure (organ): Barclay Church Edinburgh, 07/09/2018

Seven Short Piano Pieces (Piano, 11'11'') First Performance: Antony Clare, Edinburgh

Taking Time (Piano, 2’00”)

Through Thick and Thin (Organ, 6’00”) First performance: Kevin Bowyer, Huddersfield Contemporary Music Festival

Wave (Organ, 5’00”)

Wondrous Machine (Organ, 5’00”) First performance: Kevin Bowyer, Manchester Cathedral

Xenia Music (Piano, 3’00”) First Performance: Xenia Pestova, Unitarian Church of Montreal, Canada

A minute of your time (Cello, 1'00) First performance: Wouter Hilhorst, Rotterdam, Netherlands 9th October 2022

A Nest of Cellos (Cello, 6’00”)

A Serious Matter (Violin, 10'00'') First performance: Kees Hilhorst, Veenendaal, Netherlands

Extra Time (Bass Saxophone, 5’00”) First performance: Andreas van Zoelen, Tilburg, Netherlands

Gasp (Accordion, 8’00”)

Geometry of Air (Bass clarinet)
Written for Sarah Watts.Published by Metropolis Music: Matheson - Geometry of Air - BC6926EM | United Music and Media Publishers (ummpstore.com)

GF (+E) (Violin) Glasgow University Concert Hall. Alasdair Campbell, violin

Here We Go Round (Clarinet, 7'00'') First performance: Shinobu Miki, Gallery of Modern Art, Glasgow

Interval (Violin, 3’00”) First performance: Feargus Hetherington, Whitespace Gallery, Edinburgh
Watch this on YouTube

Line (Flute) First Complete Performance, Richard Craig, St. Peter's church, Lutton Place, Edinburgh. 19/05/2020

Line (Violin) First performance: Kees Hilhorst, violin, Dorpskerk van Schaarsbergen, Arnhem (Netherlands), 18/09/2026

Matchstick Music (Violin, 9’00”) First performance: Kees Hilhorst, Leiden, Netherlands

Mirror (Violin, 9'00") First Performance: Feargus Hetherington, Iota Gallery, Glasgow 18/03/2017
You can watch Feargus Hetherington perform this on YouTube.

Morph (Viola, 6’00”) First Performance: Kees Hilhorst, Groede, Netherlands

Next (Violin, 13'00'') First performance: Feargus Hetherington, Henderson's Gallery, Edinburgh

One More Time (Bass Saxophone, 5’00”) First performance: Andreas van Zoelen, Tilburg, Netherlands

Ornament (Cor Anglais, 1'00'') First performance: Anne Goldberg (Cor Anglais) New York City
Watch the whole concert here:Ornament begins at 8'40''

Slow (Solo Violin, 3’00”) First performance: Kees Hilhorst, Geldermalsen (Netherlands)

The Bottom Line (Double Bass, 6’30”)

While We Wait (Contrabass Clarinet, 3'00'') Sarah Watts, Raasay Distillery
One of Ten Wee Drams by Scottish composers for bass/contrabass clarinet,which is published by Scottish Music Centre

All Alone (14 instruments, 10’00”) First performance: de Ereprijs, Nijmegen, Netherlands

And Another Thing (Eb clarinet, 2 Bb clarinets, bass clarinet, 10’00”) First performance:New Zealand Clarinet Quartet, Wellington, NZ

Bar Codes (Violin, Clarinet, 1'00'') First performance: Kees Hilhorst, Violin: Tui Clark, Clarinet: Beek- Ubbergen, Netherlands

Between (2 bass clarinets, 8’32”) First performance: Edinburgh Napier University

Catch The Moments As They Fly (4 Bb Clarinets, 1'00'') First performance: New Zealand Clarinet Quartet: Wellington (NZ)

Conversation (violin, clarinet, cello, speaker) First performance: Musings Ensemble: Arnhem, Netherlands

Double (Alto flute, Bass clarinet) First Performance: Rarescale (Carla Rees, Sarah Watts) Raasay

Five Trumpets (Five Trumpets, 6’00'') First Performance: Students of St. Mary's music school, St. Mary's Cathedral, Edinburgh

Full of Noises (Eb Cl, B-Cl, Cello, 8’00”) First performance: 175 East, Hopetoun Alpha New Zealand 1998

Goings On (Bass Clarinet/Piano, 10'00'') First performance: SCAW: Sarah Watts - Bass Clarinet, Antony Clare - piano, Raasay

How Long Things Last (String quartet, 8’00”) First performance: New Zealand String Quartet, Glasgow/Edinburgh

Lines and Spaces (Cello and Piano, 9’00”) First performance: Frances-Marie Uitti, Ananda Sukarlan, Edinburgh

Low Trio (Contrabass flute, contrabass clarinet, contrabassoon, 2'30") First Performance: Rarescale, St. James Church, Paddington, London 21/06/2018

Melos (Clarinet, Violin, Piano) First Performance: Ensemble Ruspoli, Remonstrantse Kerk, Oosterbeek, Netherlands. 10/10/2021

Metal Music (Brass Quintet, 9’00”)

Movement (String Quartet, 9’00”)

Movement of Air (Flute and organ) First Performance: Michael Bonaventure, organ: Richard Craig, flute. St. Machar's Cathedral, Aberdeen 4.00pm

Moving Parts (fl/picc, cl/bass, ob/cor, tpt, trom, 8’00”)

Music For Two (Clarinet and Piano, 5’00”) First performance: Anna McGregor, Clarinet; Claire Harris, Piano, St. Marks Artspace, Edinburgh

Music For Two (Viola and Piano, 5’00”) First performance: Kees Hilhorst, Viola; Thijs Rault, Piano, Velhorst, Netherlands

Noise Enough (Piano and Accordion, 11'00'') First performance: An-ti-fon Queens Hall Edinburgh

On Bartok Street (Oboe and Bass Sax, 6’00'') First performance: Spectrum Duo, Netherlands

Partita (violin, clarinet, 7'30") First Performance: Kees Hilhorst, violin; Tui Clark, clarinet - Remonstrantse Kerk, Oosterbeek, Netherlands

Play (fl/cl/vn/cello/pno, 10'00'') First performance: Jane’s Minstrels, Spittalfields Winter Festival, London

Quartet (Viola, Clarinet) First performance: Kees Hilhorst, viola / Tui Clark, clarinet, Amsterdam, Netherlands

Quint (Wind Quintet, 6’00'')

Random Access (String Quartet, 5’30”)

Segue (2 Violas, 3’00”) First Performance: Feargus Hetherington, Viola: Alexa Beattie, Viola, Haddington

Taking Shape (Bass Clarinet and Piano, 8’00”) First performance: SCAW, Nottingham
Taking Shape is performed by SCAW on "Timeless Shades", a double-cd of contemporary British music for bass clarinet and piano. It can be purchased athttps://www.amazon.co.uk/timeless-shades-SCAW/dp/B01AXLYMP4

The Difference Between Similar Things (String Trio, 11'00'')

The Secret Note First Performance: Ensemble Ruspoli Theater Het Hof, Arnhem (Netherlands) 26/09/2026

The Well (Violin, Cello, Piano) Feargus Hetherington violin: Robert Anderson cello: Edward Cohen, piano 2023
Iain's piano trio "The Well" was commissioned during lockdown by Charlie and Christine Scott on behalf of the Scottish Arts Trust.
Listen to it on the Arts Trust website:Napier Notes - Book Now — Scottish Arts Trust

Three (Clarinet, violin, cello, 4’00”) First performance: Ensemble Ruspoli, Oosterbeek and Arnhem (Netherlands)

Trio (Flute, bass clarinet, piano, 6'00") Dana Morgan, Sarah Watts, Antony Clare; Nottingham Forum for Artistic Research, Djanogly Recital Hall, Nottingham University 24/03/2017

Twine (Viola and Cello, 8’00”) First performance: Hebrides Ensemble, Greyfriars Church Edinburgh

Two’s Company (Cl/vn/cello, 7'00'') First performance: Chamber Group of Scotland, Aberdeen

Uneasy Pieces (Piano Trio, 10'00'') First performance: Elole trio, Dresden, Germany

Ut Re Mi (Ensemble Aleph) First performance: Paris

violinViola (Violin/Viola, 1'00'') First performance: andPlay (Maya Bennardo, violin: Hannah Levinson, viola) New York City
Watch the whole concet here:violinViola begins at 4'28"

Vox (Soprano, Eb clarinet, viola) First performance: Arnhem, Netherlands. Performers: Dorien Verheijden (soprano), Tui Clark (Eb clarinet), Kees Hilhorst (viola)

When Suddenly (Horn Trio, 10'00'') First performance: Don Banks Trio, Arnhem, Netherlands

XC (Cello, piano) First performance: Scottish Arts Club, Edinburgh. Louise McMonagle, cello; Joseph Havlat, piano. (Recording by Andy Jeffcoat)

A Map of Memories (2 sop, 2 mezzo, harp, 11'00'')

Et Tout d’un Coup (Soprano + bcl/tpt/vn/cello/pno, 6’00'') First performance: Ensemble Aleph, Paris, France

Four Songs (Voice and piano, 10'00'') First performance: Clare and David Lesser, BMIC London 2002

Long Night (SATB, 5’00”) First performance: Capella Nova, Glasgow/Edinburgh/Aberdeen/Stirling December 1997

Lost in Translation (Voice and piano, 8’00”)

Marrow To Thy Bones (SATB, 8’00”)

Moon Music (Soprano + fl/bcl/vn/cello/pno, 8’00”) First performance: Jane Manning/Jane’s Minstrels, Kingston University

Secondary Texts (Soprano and piano, 7'00'') First performance: Clare and David Lesser BMIC London

Soundbites (Soprano + Eb cl/accordion/cello/pno/perc, 2’00”) First performance: Ensemble Aleph, Bath Festival

Three Translations of Silence (Soprano and piano, 6’00'') First performance: Clare and David Lesser, BMIC London 2001

Vox (Soprano, Eb clarinet, viola., 5'23'') Dorien Verheijden, soprano; Tui Clark, Eb clarinet; Hans Rijkmans, viola; First performance: 30th September 2023, Arnhem, Netherlands

All Done With Mirrors (Chamber orchestra version, 5’00”)

Equal Parts (Piano and chamber orchestra, 10'00'') First performance: Xenia Pestova, piano: Luxembourg Sinfonietta/Marcel Wenger, Luxembourg
CD Recording available from Luxembourg Sinfonettia:www.lgnm.lu/html/recordings

Every Moment Alters (Orchestra, 11'00'') First performance: BBC Philharmonic/James MacMillan, Manchester

From Time To Time (Chamber orchestra, 12'00'') First performance: Meadows Chamber Orchestra, Queens Hall Edinburgh

Kaleidoscope (Chamber orchestra, 13'00'') First performance: New Edinburgh Orchestra, Edinburgh

Pieces of Pieces (Piano + 8 instruments, 10'00'') First performance: Britten Sinfonia/Richard Baker, Spittalfields Festival

The Shape of Things (Chamber orchestra, 7'00'') First performance: New Edinburgh Orchestra, Edinburgh

Carter 100: Changing Time in The Drouth (Spring 2009)

Le Sacre Lunaire 100 in The Drouth #45 (Spring 2013)

Music in Revolution The Drouth, October 2017

“The End of Time: a Biblical Theme in Messiaen’s Quartet” in The Messiaen Companion ed. Peter Hill Faber 1992.