METANOIA (2020), concerto for violin, string orchestra and surround sound
Adam Bałdych - violin, NFM Leopoldinum Orchestra, Christian Danowicz - conductor

LAMENTATIONS: Assemblage 2. 
Ewa Trębacz - soundscape, Anna Niedźwiedź - voice. Reflections on war, changing times and grief, based on our interpretation of ancient Sumerian city lamentations.

UMBRAE (2023), Ambisonic soundscape
Ewa Trębacz - Ambisonic mix & violin recordings | Sound format: Stereo UHJ

LAMENTATIONS: Assemblage 1. 
Ewa Trębacz - soundscape, Anna Niedźwiedź - voice. Text: excerpts from The Lament for Urim, after The Electronic Text Corpus of Sumerian Literature, University of Oxford (https://etcsl.orinst.ox.ac.uk/)

INANNA DESCENDING (2019), for Ambisonic sound and variable ensemble
Anna Niedźwiedź - virtual soloist (voice), Josiah Boothby - horn, Heather Bentley - viola,
Kaley Lane Eaton - voice, Leanna Keith - flute, Mirta Wymerszberg - bandoneon

THE TOWER OF BROKEN MIRRORS (remix 2023), Ambisonic soundscape
Leanna Keith - flutes, Josiah Boothby - horn, Ewa Trębacz - violin and electronics
Sound format: Stereo UHJ

ANC’L’SUNR (2013), spatial soundscape with orchestra in the foreground
Polish Radio Symphony Orchestra, Marek Moś - conductor

LIGEIA (2016), for invisible soprano, ensemble and surround sound

Anna Niedźwiedź - invisible soprano, Seattle Modern Orchestra, Julia Tai - conducto

THINGS LOST THINGS INVISIBLE (2007), for Ambisonic space and orchestra
K.Szymanowski Academic Symphony Orchestra, Arturo Tamayo, Szymon Bywalec - conductors
Virtual soloists: Josiah Boothby - French horn, Toby Penk - trumpet, Colby Wiley - trombone

IRIVISKIA - POSTLUDE  (2015), violin-horn duo with electroacoustic soundscape
Josiah Boothby - French horn, Ewa Trębacz - violin / electronics

ERRAI (2009), for horn, soprano and audiovisual immersive media
Anna Niedźwiedź - soprano, Josiah Boothby - horn, Robert Sowa - lighting design
Ewa Trębacz - 3D animation and Ambisonic sound

MINOTAUR (2005), for horn and surround sound
Josiah Boothby - French horn

EPHEMERAE (2005), for symphonic wind ensemble
Windkraft Tirol, Kasper de Roo, conductor | Klangspuren Festival, Schwaz, Austria

ALETHEIA (2000), for string orchestra
Tarnów Chamber Orchestra, Tomasz Tokarczyk - conductor

SPINNING ZONE (2002), for percussion trio and computer-realized sound
Stephen Versaevel, Jeffrey Vick, Andrew Miller - percussion (live recording, 2016)

CHORDOCHROMIES (2003), for harpsichord and electronic media
Gośka Isphording, harpsichord

SEQUENCE (2007), animation by Robert Sowa, music by Ewa Trębacz

CURRICULUM VITAE (2005), digital video
Courtney Harris - dancer, Hope Wechkin - narrator