| Hringlaga rigning | 2024 | Chamber | flute, oboe, clarinet in Bb, bassoon, trumpet in C, percussion, piano, 2 violins, viola, violoncello + optional electronics | September 4th in Flói, Harpa Reykjavík with the Caput Ensemble as part of the Stífluhringurinn release concert |
| Saddapadda | 2024 | Chamber (solo) | Solo percussion | May 15th 2024 at Varmlandsmuseum Karlstad by Simon Halvarsson |
| Gleðilegi Geðrofsleikurinn | 2021-2023 | Opera | 3 solo singers, 12 piece choir, flute, clarinet, violin, piano and accordion + electronics | January 2024 in Dark Music Days |
| Á gönguferð um Mikley | 2023 | Chamber | 4 instruments (quasi-open instrumentation) | 21 October 2023 in Edda, University of Iceland by members of Steinalda |
| Hornspyrna | 2023 | Chamber (solo) | French Horn and electronics | TBA |
| Unglingarnir í Skóginum | 2023 | Chamber | 2 percussionists | April 21st 2023 in Harnösand, Sweden. |
| Hanni fer á Hlöðver | 2022 | Chamber | recorder, viola, guitar, percussion | November 7th 2022 in Rotunda presented by The Fire Museum in Philadelphia, PA USA by the USA Clangers |
| Hanni fer á Hindver | 2022 | Chamber | recorder, viola, guitar, percussion | November 7th 2022 in Rotunda presented by The Fire Museum in Philadelphia, PA USA by the USA Clangers |
| Ummahumm | 2022 | Chamber | alto flute, bass recorder, wurlitzer, guitar in microtuning, 2 percussion | October 29th 2022 in Mengi by Steinalda |
| Clavis Metrica (Háttatal) | 2022 | Chamber | Flute, Clarinet in Bb, Harp, Percussion | October 14th 2022 by Ensemble Adapapter in Gamla Bíó, Nordic Music Days Reykjavík |
| Skorpma XXXIIII - Kropið í gjótu | 2021-2022 | Semi-Electronic | plucked strings, an assortment of recorders and flutes + electronics | On Skorpma XXVII-XXXIV |
| Skorpma XXXIII - Láttu ljósið loga | 2021-2022 | Semi-Electronic | plucked strings, an assortment of recorders and flutes + electronics | On Skorpma XXVII-XXXIV |
| Skorpma XXXII - Láttu bragðið berast | 2021-2022 | Semi-Electronic | plucked strings, an assortment of recorders and flutes + electronics | On Skorpma XXVII-XXXIV |
| Skorpma XXXI - Þegar enginn fær neinu breytt | 2021-2022 | Semi-Electronic | plucked strings, an assortment of recorders and flutes + electronics | On Skorpma XXVII-XXXIV |
| Skorpma XXX - Nýrakaður og sleginn | 2021-2022 | Semi-Electronic | plucked strings, an assortment of recorders and flutes + electronics | On Skorpma XXVII-XXXIV |
| Skorpma XXIX - Hlunnfarir ekki sléttar | 2021-2022 | Semi-Electronic | plucked strings, an assortment of recorders and flutes + electronics | On Skorpma XXVII-XXXIV |
| Skorpma XXVIII - Brotið mannorð býður í te | 2021-2022 | Semi-Electronic | plucked strings, an assortment of recorders and flutes + electronics | On Skorpma XXVII-XXXIV |
| Skorpma XXVII - Gnýrinn gneistum skotinn | 2021-2022 | Semi-Electronic | plucked strings, an assortment of recorders and flutes + electronics | On Skorpma XXVII-XXXIV |
| Skorpma XXVI - Merking og rafmagn | 2021-2022 | Semi-Electronic | plucked strings, an assortment of recorders and flutes + electronics | On Skorpma XX-XXVI |
| Skorpma XXV - Skaunarhlað | 2021-2022 | Semi-Electronic | plucked strings, an assortment of recorders and flutes + electronics | On Skorpma XX-XXVI |
| Skorpma XXIV - Lúfðaryndi | 2021-2022 | Semi-Electronic | plucked strings, an assortment of recorders and flutes + electronics | On Skorpma XX-XXVI |
| Skorpma XXIII - Graut í grænu | 2021-2022 | Semi-Electronic | plucked strings, an assortment of recorders and flutes + electronics | On Skorpma XX-XXVI |
| Skorpma XXII - Hrögg í spaði | 2021-2022 | Semi-Electronic | plucked strings, an assortment of recorders and flutes + electronics | On Skorpma XX-XXVI |
| Skorpma XXI - Horkyndill | 2021-2022 | Semi-Electronic | plucked strings, an assortment of recorders and flutes + electronics | On Skorpma XX-XXVI |
| Skorpma XX - Lautarbaggi | 2021-2022 | Semi-Electronic | plucked strings, an assortment of recorders and flutes + electronics | On Skorpma XX-XXVI |
| Skorpma XIX - Grænt te | 2021-2022 | Semi-Electronic | plucked strings, an assortment of recorders and flutes + electronics | On Skorpma IX-XIX |
| Skorpma XVIII - Snotur þota | 2021-2022 | Semi-Electronic | plucked strings, an assortment of recorders and flutes + electronics | On Skorpma IX-XIX |
| Skorpma XVII - Baugur vaggar | 2021-2022 | Semi-Electronic | plucked strings, an assortment of recorders and flutes + electronics | On Skorpma IX-XIX |
| Skorpma XVI - Sklaboð frá Snorralaug | 2021-2022 | Semi-Electronic | plucked strings, an assortment of recorders and flutes + electronics | On Skorpma IX-XIX |
| Skorpma XV - Lenni rennir | 2021-2022 | Semi-Electronic | plucked strings, an assortment of recorders and flutes + electronics | On Skorpma IX-XIX |
| Skorpma XIV - Láttu mig dreyma | 2021-2022 | Semi-Electronic | plucked strings, an assortment of recorders and flutes + electronics | On Skorpma IX-XIX |
| Skorpma XIII - Júní | 2021-2022 | Semi-Electronic | plucked strings, an assortment of recorders and flutes + electronics | On Skorpma IX-XIX |
| Skorpma XII - Skurðgoði | 2021-2022 | Semi-Electronic | plucked strings, an assortment of recorders and flutes + electronics | On Skorpma IX-XIX |
| Skorpma XI - Skeljavellir | 2021-2022 | Semi-Electronic | plucked strings, an assortment of recorders and flutes + electronics | On Skorpma IX-XIX |
| Skorpma X - Grýttu þér í tófuna | 2021-2022 | Semi-Electronic | plucked strings, an assortment of recorders and flutes + electronics | On Skorpma IX-XIX |
| Skorpma IX - Skandalaukur | 2021-2022 | Semi-Electronic | plucked strings, an assortment of recorders and flutes + electronics | On Skorpma IX-XIX |
| Dhorpma I - Sálarró | 2021 | Experimental Instruments | 6-108 Dhorpma Gígjas - makeable in you nearest Fablab | September 3rd at Glasir Gymnasium |
| Skorpma VIII - Hraungríma | 2021 | Semi-Electronic | plucked strings, an assortment of recorders and flutes + electronics | On Skorpma V-VIII |
| Skorpma VII - Steinninn flýgur | 2021 | Semi-Electronic | plucked strings, an assortment of recorders and flutes + electronics | On Skorpma V-VIII |
| Skorpma VI - Lingoustine Limousine | 2021 | Semi-Electronic | plucked strings, an assortment of recorders and flutes + electronics | On Skorpma V-VIII |
| Skorpma V - Eyrnasteinn | 2021 | Semi-Electronic | plucked strings, an assortment of recorders and flutes + electronics | On Skorpma V-VIII |
| Landvættirnar fjórar | 2019-2021 | Chamber | recorder, flute, keyboard, guitar, 2 percussion (all players play various accessories) | Premiered in Mengi on February 6th 2021. 4 Main sections, total 12 movements. |
| Skorpma IV - Lofið eintal | 2020 | Semi-Electronic | plucked strings, an assortment of recorders and flutes + electronics | On Skorpma |
| Skorpma III - Hagið á spöng | 2020 | Semi-Electronic | plucked strings, an assortment of recorders and flutes + electronics | On Skorpma |
| Skorpma II - Skot í myrkurglasi | 2020 | Semi-Electronic | plucked strings, an assortment of recorders and flutes + electronics | On Skorpma |
| Skorpma I - Einar fer á sjó | 2020 | Semi-Electronic | plucked strings, an assortment of recorders and flutes + electronics | On Skorpma |
| Hotel Natura | 2018-2020 | Chamber | flute, oboe, clarinet, percussion, piano, violin, violoncello + auxillary instruments and electronics | was going to be April 18th 2020 but postponed due to Covid |
| Lífið Tifar | 2018-2020 | Electronic | 2 channel playback | On Skartamannafélagið 2 |
| Laufgos | 2018-2020 | Electronic | 2 channel playback | On Skartamannafélagið 2 |
| Leave me to the Leaves | 2018-2020 | Electronic | 2 channel playback | On Skartamannafélagið 2 |
| Green to the bone | 2018-2020 | Electronic | 2 channel playback | On Skartamannafélagið 2 |
| Crumbly | 2018-2020 | Electronic | 2 channel playback | On Skartamannafélagið 2 |
| Sounds like trains | 2018-2020 | Electronic | 2 channel playback | On Skartamannafélagið 2 |
| Fluggos | 2018-2020 | Electronic | 2 channel playback | On Skartamannafélagið 2 |
| Ræna laust | 2018-2020 | Electronic | 2 channel playback | On Skartamannafélagið 2 |
| Láttu mig þekkja það | 2018-2020 | Electronic | 2 channel playback | On Skartamannafélagið 2 |
| Þurrkaður pamfíll | 2018-2020 | Electronic | 2 channel playback | On Skartamannafélagið 2 |
| Horpma XVI | 2020 | Semi-Electronic | Army of plucked strings | On Horpma XII-XVI |
| Horpma XV | 2020 | Semi-Electronic | Army of plucked strings | On Horpma XII-XVI |
| Horpma XIV | 2020 | Semi-Electronic | Army of plucked strings | On Horpma XII-XVI |
| Horpma XIII | 2020 | Semi-Electronic | Army of plucked strings | On Horpma XII-XVI |
| Horpma XII | 2020 | Semi-Electronic | Army of plucked strings | On Horpma XII-XVI |
| Stífluhringurinn | 2018-2019 | Large Chamber | flute, recorder, clarinet, horn, trumpet, trombone, percussion, harpsichord, mandolin, banjo, violin, viola, violoncello, electronics and various additional instruments. | November 2nd 15:15 2019 Concert Series in Breiðholtskirkja |
| The Grief of the Bees | 2018-2019 | Electronic | 2 channel playback | on audio CD with Traktorinn |
| Rubbing Alcohol | 2018-2019 | Electronic | 2 channel playback | on audio CD with Traktorinn |
| Inside the Domain | 2018-2019 | Electronic | 2 channel playback | on audio CD with Traktorinn |
| Börn og aðrir minna uplódaðir | 2018-2019 | Electronic | 2 channel playback | on audio CD with Traktorinn |
| Leif mér að lifa | 2018-2019 | Electronic | 2 channel playback | on audio CD with Traktorinn |
| Threnody for the Victims of Neuroleptic Malignant Syndrome | 2018-2019 | Electronic | 2 channel playback | on audio CD with Traktorinn |
| Má ég gera núna? | 2018-2019 | Electronic | 2 channel playback | on audio CD with Traktorinn |
| Öllu skartað | 2018-2019 | Electronic | 2 channel playback | on audio CD with Traktorinn |
| Sumarlag | 2016/2019 | Semi-Electronic | 2 channel playback | on audio CD with Traktorinn |
| Vorlag | 2016/2019 | Semi-Electronic | 2 channel playback | on audio CD with Traktorinn |
| Í skuggsjá vængja þinna | 2019 | Large Chamber | 2 alto flutes, cor anglaise, clarinet in Bb, 2 bassoons, 2 horns, trombone, 3 violins, 2 violas, 2 violoncellos and contrabass | July 27th of July in Skálholt Cathederal as part of Sumartónleikar í Skálholti. |
| Stepping off the Cliffs Edge | 2019 | Chamber | Voice and Accordion | |
| Sinfónía nr. 1 | 2019 | Chamber | 3 winds, 3 plucked strings and 3 percussion | Mengi March 8th 2019 |
| Laberico Narabida | 2019 | Opera | Voice and Electronics | Dark Music Days February 1st 2019 |
| Sitt hvoru megin við þilið | 2018 | Chamber | String Quartet | October 7th in Harpa - sígildir sunnudagar, Norðurljós |
| Hvalkór / Whale Choir | 2018 | Choir | Choir SSAATTBB | July 3rd in Old Low Light Heritage Centre somewhere in the North of England |
| Horfðu í augun á mér á meðan ég tala við þig | 2018 | Solo | 1 voice | January 20th in the S.L.Á.T.U.R. New Years concert in Mengi. Premiered by Áki Ásgeirsson. |
| Laflananam 9 | 2017 | Experimental Instuments | 4 just intonatoin recorders (plastic recorders tuned specifically for these pieces) | Fersteinn Mengi, Novermber 22nd 2017. |
| Laflananam 8 | 2017 | Experimental Instuments | 4 just intonatoin recorders (plastic recorders tuned specifically for these pieces) | Fersteinn Mengi, Novermber 22nd 2017. |
| Hörkvartett 6 | 2017 | Experimental Instuments | 2 just intonation harmonicas, 2 just intonation pan pipes (made by Áki Ásgeirsson) and percussion of found objects played with chop sticks. | Fersteinn Mengi, Novermber 22nd 2017. |
| Hörkvartett 5 | 2017 | Experimental Instuments | 2 just intonation harmonicas, 2 just intonation pan pipes (made by Áki Ásgeirsson) and percussion of found objects played with chop sticks. | |
| Hörkvartett 4 | 2017 | Experimental Instuments | 2 just intonation harmonicas, 2 just intonation pan pipes (made by Áki Ásgeirsson) and percussion of found objects played with chop sticks. | |
| Skatthlaup | 2017 | Chamber | Bass clarinet and accordion | Duo Taifun or Timo Kinnunen and Nina Janssen-Deinzer in Oulu Botanical Gardens. |
| Einvaldsóður | 2017 | Opera | Soprano, Tenor/Kvæðamaður, Tenor Recorder, Flute, 2 guitars, Thranophone and Dorophone along with electronics and auxillary instruments. | The old church of Árbær Open Air Museum on the 21st of October as part of Sláturtíð 2017. |
| Læseif | 2017 | Electronic | Electronic piece. | On the record Skortinærla. |
| Þvílík lofðung | 2017 | Electronic | Electronic piece. | On the record Skortinærla. |
| Grýttu mér í Kolagjá | 2017 | Electronic | Electronic piece. | On the record Skortinærla. |
| Klettasnagaspjót | 2017 | Electronic | Electronic piece. | On the record Skortinærla. |
| Brot á bringu | 2017 | Electronic | Electronic piece. | On the record Skortinærla. |
| Hárleysi á vör | 2017 | Electronic | Electronic piece. | On the record Skortinærla. |
| Skadistar | 2017 | Electronic | Electronic piece. | On the record Skortinærla. |
| Dauðasnæri - Dauðafæri | 2017 | Electronic | Electronic piece. | On the record Skortinærla. |
| Skothylliing | 2017 | Electronic | Electronic piece. | On the record Skortinærla. |
| Skjaldanbjald | 2017 | Electronic | Electronic piece. | On the record Fiskifluga. |
| Rökkurhor | 2017 | Electronic | Electronic piece. | On the record Fiskifluga. |
| Lágfótadæld | 2017 | Electronic | Electronic piece. | On the record Fiskifluga. |
| Agótaskó | 2017 | Electronic | Electronic piece. | On the record Fiskifluga. |
| Laumbryma | 2017 | Electronic | Electronic piece. | On the record Fiskifluga. |
| Skötuhjúgu | 2017 | Electronic | Electronic piece. | On the record Fiskifluga. |
| Líf í blóma | 2017 | Electronic | Electronic piece. | On the record Fiskifluga. |
| Hörður | 2017 | Electronic | Electronic piece. | On the record Fiskifluga. |
| The Loft | 2017 | Improvisaton instructions | 4 multi-instrumentalists | Written for Field//// who premiered it at the Graffiti Gallery in Winnipeg, MB, Canada. |
| Leyfðu barninu | 2017 | Chamber | Bass Clarinet, Bassoon, Violin, Cello and electronics | In Oslo, September 14th on the Ultima Festival, by Tøyen Fil og Klafferi. |
| Leyfðu hjólinu | 2017 | Chamber | Flute, Clarinet in Bb, Violin, Cello and electronics | In Trondheim, February 21st by Tøyen Fil og Klafferi. |
| Sprautaður í rassinn | 2016 | Chamber | Alto recorder, Tenor recorder, electronic keyboard with built-in speaker, Accordion, Steel string guitar, and 2 percussionists playing 6 rocks each. | Premiered during Nordic Music Days 2016 in Harpa Reykjavík on a concert given by S.L.Á.T.U.R. |
| Núðingsnæsir | 2016 | Electronic | Electronic piece. | On the record Krákulán. |
| Eggjaldsspjót | 2016 | Electronic | Electronic piece. | On the record Krákulán. |
| Hyggjantör | 2016 | Electronic | Electronic piece. | On the record Krákulán. |
| Fjárardrag | 2016 | Electronic | Electronic piece. | On the record Krákulán. |
| Löstyngja | 2016 | Electronic | Electronic piece. | On the record Krákulán. |
| Skárdartog | 2016 | Electronic | Electronic piece. | On the record Krákulán. |
| Krákulán | 2016 | Electronic | Electronic piece. | On the record Krákulán. |
| Lofðungsmjön | 2016 | Electronic | Electronic piece. | On the record Krákulán. |
| Konsert fyrir Lokk | 2016 | Large Chamber | Lokkur (langspil & rokkur), Shakuhachi, Cor Anglaise, Clarinet in Bb, Bassoon, 2 percussion, Harp, Guitar, Violin, Viola, Cello | Premiered by Caput Ensemble and Berglind María Tómasdóttir during Nordic Music Days 2016 in Harpa, Reykjavík. |
| Vespuhreiðrið | 2016 | Solo | Traverso and computer. | Premiered in Koncertkirken in Copenhagen by Georgia Browne on a concert with Nordic Affect on July 30th 2016 |
| Vetrarlag | 2016 | Semi-Electronic | Electronic piece. | On the record Haustlag/Vetrarlag |
| Erfiljóð handa Guðmundi | 2015-2016 | Large Chamber | oboe, bassoon, 2 harpsichords, 2 percussionists and 2 violins, viola, cello and contrabass. | Premiered on Dark Music Days 2016 by the Caput Ensemble on January 29th in Harpa Concert Hall in Reykjavík. |
| Leyfðu lífinu að lifa | 2015 | Electronic | Electronic piece. | On the record Ölterta. |
| Náttúrubaggi | 2015 | Electronic | Electronic piece. | On the record Ölterta. |
| Tsjú | 2015 | Electronic | Electronic piece. | On the record Ölterta. |
| Láttu þér líða rétt | 2015 | Electronic | Electronic piece. | On the record Ölterta. |
| Látabaggi | 2015 | Electronic | Electronic piece. | On the record Ölterta. |
| Horna | 2015 | Electronic | Electronic piece. | On the record Ölterta. |
| Hörmagn | 2015 | Electronic | Electronic piece. | On the record Ölterta. |
| Skotband | 2015 | Electronic | Electronic piece. | On the record Ölterta. |
| Haustlag | 2015 | Electronic | Electronic piece. | Premiered on Open Days Festival 2015 in Ålborg in the Ålborg Kloster. |
| 240° - Cantus Firmus | 2015 | Electronic | tenor voice and 4 percussionists | 30th of August 2015 at Áki Ásgeirsson's birthday party - a pastiche of his compositional style. |
| Illa haldinn með hor í nös | 2015 | Electronic | Electronic piece. | On the record Látrún. |
| Mér finnst ég vera að drukkna | 2015 | Electronic | Electronic piece. | On the record Látrún. |
| Gimli Love | 2015 | Electronic | Electronic piece. | On the record Látrún. |
| Hlandkráka | 2015 | Electronic | Electronic piece. | On the record Látrún. |
| Mjólka Hansen | 2015 | Electronic | Electronic piece. | On the record Látrún. |
| Pegister | 2015 | Electronic | Electronic piece. | On the record Látrún. |
| Peggur Veggur | 2015 | Electronic | Electronic piece. | On the record Látrún. |
| Sagan af Tyrkja-Guddu | 2015 | Electronic | Electronic piece. | On the record Látrún. |
| Dokknor's Spithla | 2015 | Solo | Solo Violin | Premiered by Una Sveinbjarnardóttir in Mengi on March 4th 2017. |
| I met Csapo in Saskatoon | 2015 | Chamber | Harp and Percussion (harp is microtuned and percussion consists of porcelin bowls tuned with water or Jalatharangam) | Premiered by Duó Harpverk in Sunnlenzka bókakaffið in Selfoss, Iceland, on the 3rd of July 2015. |
| Skálavellir | 2015 | Chamber | 16 porcelin bowls played by 4 - 8 players spread across a room. The bowls are tuned with water (Jalatharangam) | Premiered by the composer, Andy Rudolph, Katelin M. Parsons and the band field//// in Videopool, Winnipeg MB on April 7th 2015. |
| Boltatilraun 2 | 2015 | Chamber | Open instrumentation and open number of players | Premiered by the composer, Andy Rudolph, Katelin M. Parsons and the band field//// in Videopool, Winnipeg MB on April 7th 2015. |
| Hyglitør | 2015 | Chamber | Flute, Violin and Clarinet Using a CRU 3.2.1 Alternative Clarinet Barrell | Premiered by Tøyen Fil og Klafferi in Notam Oslo on March 15th 2015 |
| (sam)Græðsla | 2015 | Chamber | Clarinet Using a CRU 3.2.1 Alternative Clarinet Barrel, Accordion, Percussion, Violin, Violincello and an optional part for an open amount of players on found objects | Premiered by Ensemble KRUSH and members of Winter Academy in Schloss Benrath 2015 on January 17th 2015 in Schloss Benrath, Düsseldorf |
| Hafið & Örninn | 2014 | Solo | Solo Halldorophone | Premiered by Markus Hohti in Hljóðön in Hafnarborg, Hafnarfjörð, October 19th 2015. |
| 5 Norræn Abstraktverk | 2014 | Solo | Solo Clarinet Using a CRU 3.2.1 Alternative Clarinet Barrel | Premiered by Ingólfur Vilhjálmsson in Sláturtíð 2014, on October 11th in Reykjavík Art Museum, Hafnarhúsið. |
| Siglitør | 2014 | Chamber | Flute, Violin and Clarinet Using a CRU 3.2.1 Alternative Clarinet Barrel | Premiered by Tøyen Fil og Klafferi in Sláturtíð 2014, on October 9th in Reykjavík Art Museum, Hafnarhúsið. |
| Sporgýla | 2014 | Orchestral | Chamber Orchestra of 36 instruments (3/3/3/3, 4/2/2/0, 4/4/4/4/2, 2 percussion no tympany) | Premiered by the BBC Scottish Symphony Orchestra on October 4th 2014 at City Halls, Glasgow. |
| Oktett 8 | 2014 | Open Instrumentation | 1-7 performers of any sound sources that can produce 5 specified sound categories and electronics. | Fengjastrútur or Fersteinn at some point, I forget |
| Oktett 7 | 2014 | Open Instrumentation | 1-7 performers of any sound sources that can produce 5 specified sound categories and electronics. | Fengjastrútur or Fersteinn at some point, I forget |
| Oktett 6 | 2014 | Open Instrumentation | 1-7 performers of any sound sources that can produce 5 specified sound categories and electronics. | Premiered at Eiðar Composer's Farm August 2014 by students and teachers of the course. |
| Oktett 5 | 2014 | Open Instrumentation | 1-7 performers of any sound sources that can produce 5 specified sound categories and electronics. | Fengjastrútur or Fersteinn at some point, I forget |
| Oktett 4 | 2014 | Open Instrumentation | 1-7 performers of any sound sources that can produce 5 specified sound categories and electronics. | Fengjastrútur or Fersteinn at some point, I forget |
| Oktett 3 | 2014 | Open Instrumentation | 1-7 performers of any sound sources that can produce 5 specified sound categories and electronics. | Premiered by the composer, Andy Rudolph, and the band field//// in Videopool, Winnipeg MB on April 7th 2015. |
| Oktett 2 | 2014 | Open Instrumentation | 1-7 performers of any sound sources that can produce 5 specified sound categories and electronics. | Premiered by the composer, Andy Rudolph, and the band field//// in Videopool, Winnipeg MB on April 7th 2015. |
| Oktett 1 | 2014 | Open Instrumentation | 1-7 performers of any sound sources that can produce 5 specified sound categories and electronics. | Premiered in l'impremere Ephemere Brussels on the Fersteinn tour in June 2014. |
| Laflananam 7 | 2014 | Experimental Instuments | 4 just intonatoin recorders (plastic recorders tuned specifically for these pieces) | Premiered in De Player, Rotterdam on the Fersteinn tour in June 2014. |
| Laflananam 6 | 2014 | Experimental Instuments | 4 just intonation recorders (plastic recorders tuned specifically for these pieces) | Premiered in Basel at Christoph Schiller's Atelier Konzerte on the Fersteinn tour in June 2014. |
| Laflananam 5 | 2014 | Experimental Instuments | 4 just intonation recorders (plastic recorders tuned specifically for these pieces) | Premiered in De Player, Rotterdam on the Fersteinn tour in June 2014. |
| Laflananam 4 | 2014 | Experimental Instuments | 4 just intonation recorders (plastic recorders tuned specifically for these pieces) | Premiered in l'impremere Ephemere Brussels on the Fersteinn tour in June 2014. |
| Hörkvartett 3 | 2014 | Chamber | 2 just intonation harmonicas, 2 just intonation pan pipes (made by Áki Ásgeirsson) and percussion of found objects played with chop sticks. | Premiered by Fersteinn in the European tour of 2014 |
| Hörkvartett 2 | 2014 | Chamber | 2 just intonation harmonicas, 2 just intonation pan pipes (made by Áki Ásgeirsson) and percussion of found objects played with chop sticks. | Premiered by Fersteinn in the European tour of 2014 |
| Hörkvartett 1 | 2014 | Chamber | 2 just intonation harmonicas, 2 just intonation pan pipes (made by Áki Ásgeirsson) and percussion of found objects played with chop sticks. | Premiered by Fersteinn in the European tour of 2014 |
| Mamma að pikka á tölvu, sumarið 1988 | 2014 | Solo | Toy piano | Premiered on a solo recital by Tinna Þorsteinsdóttir in Mengi 25th of January 2014 |
| Skrund 3 | 2013 - 2014 | Chamber | 4 clarinets with a special extension, 3d printed (called 3.2.1 comes with the score) | Premiered on the Slátur new years concert in Mengi 2014. |
| Skrund 2 | 2013 - 2014 | Chamber | 4 clarinets with a special extension, 3d printed (called 3.2.1 comes with the score) | Premiered on the Slátur new years concert in Mengi 2014. |
| Skrund 1 | 2013 - 2014 | Chamber | 1 standard clarinet and 3 clarinets with a special extension, 3d printed (called 3.2.1 comes with the score) | Premiered on the Slátur new years concert in Mengi 2014. |
| Laflananam 3 | 2013 | Experimental Instuments | 4 just intonation recorders (plastic recorders tuned specifically for these pieces) | Some Slátur concert in 2014 |
| Laflananam 2 | 2013 | Experimental Instuments | 4 just intonation recorders (plastic recorders tuned specifically for these pieces) | Some Slátur concert in 2014 |
| Laflananam 1 | 2013 | Experimental Instuments | 4 just intonation recorders (plastic recorders tuned specifically for these pieces) | Some Slátur concert in 2014 |
| Kvartett 18 | 2013 | Open Instrumentation | For four equally different instruments. | Some Slátur concert in 2014 |
| Kvartett 17 | 2013 | Open Instrumentation | For four equally different instruments. | Some Slátur concert in 2014 |
| Kvartett 16 | 2013 | Open Instrumentation | For four equally different instruments. | Some Slátur concert in 2014 |
| Horpma XI | 2013 | Semi-Electronic | 27 plucked string instruments in just intonation. | On Horpma IV-XI |
| Horpma X | 2013 | Semi-Electronic | 27 plucked string instruments in just intonation. | On Horpma IV-XI |
| Horpma IX | 2013 | Semi-Electronic | 27 plucked string instruments in just intonation. | On Horpma IV-XI |
| Horpma VIII | 2013 | Semi-Electronic | 27 plucked string instruments in just intonation. | On Horpma IV-XI |
| Horpma VII | 2013 | Semi-Electronic | 27 plucked string instruments in just intonation. | On Horpma IV-XI |
| Horpma VI | 2013 | Semi-Electronic | 27 plucked string instruments in just intonation. | On Horpma IV-XI |
| Horpma V | 2013 | Semi-Electronic | 27 plucked string instruments in just intonation. | On Horpma IV-XI |
| Spurningaleikur | 2013 | Chamber | Alto Recorder, Viola, Accordion, 5 percussion/found object performers. | Premiered by Fengjastrútur on Sláturtíð festival 2013. |
| Sólarlag við Tjörnina | 2013 | Chamber | Written especially for Fersteinn and lots of different instruments including prepared ones. | Premiered in August 2013 as part of the exhibit: „Frá lúðrum að lýðræði.“ In Hljómskálinn in Reykjavík. |
| Surun | 2013 | Mechanical | Computer controlled pipe organ. | Premiered at the Kirkjulistahátíð or Sacred Arts Festival in Hallgrímskirkja Cathederal in August 2013. |
| Mistur yfir Edinborg | 2013 | Chamber | Detuned Saxophone, Harmonium, Accordion and a harmonica with alternate tuning. | Premiered at the 2013 Slátur New Years Concert in the house of Ingi Garðar Erlendsson in Holtsgata. The piece is also known as Korgel. It was premiered by Tinna Þorsteinsdóttir, Helga Kristbjörg Guðmundsdóttir, Bára Sigurjónsdóttir and the composer. |
| Horpma IV | 2012 | Semi-Electronic | 27 plucked string instruments in just intonation. | On Horpma IV-XI |
| Kortamel | 2012 | Chamber | Baroque Traverso, Baroque Violin, Viola and Cello + Harpsichord | In the Nordic Affect concert series in fall 2012, by Nordic affect |
| Safmana | 2012 | Solo | Piano solo | In August 2012 in Il Chiostro di Santa Caterina, Treviso, Italy by Roberto Durante |
| 3 lög fyrir Harmóníkku | 2012 | Solo | Accordion solo | Experimental Winter, Taipei, Taiwan 2017 by Timo Kinnunen |
| Horpma III | 2012 | Chamber | 27 plucked string instruments in just intonation. | March 3rd 2012 on the first Tectonics Festival in Reykjavík. |
| Laur | 2011-2012 | Large Chamber | flute, bass clarinet, bassoon, horn, trumpet, trombone, percussion, piano, violin, viola, violoncello | Premiered in Myrkir Músikdagar or Dark Music Days 2012. |
| Skálaróla | 2011 | Mechanical | Bowls tuned with water in just intonation played mechanically. | Premiered in Sláturtíð 2011. |
| Marfjall & Hafkar | 2011 | Large Chamber | For contrabass flute soloist and a flute orchestra of 10 (6/2/2). | Premiered in the fall of 2011 with the Icelandic Flute Choir and soloist Mathias Ziegler on Contrabass Flute. Th concert took place in Langholtskirkja. |
| Grafgata | 2011 (revised, 2013) | Orchestral | Full Orchestra - attn. conventional notation | Premiered in concert during Tectonics 2013 |
| Færibandið | 2011 | Open Instrumentation | For audiences | Commissioned by Pamela di Sensi. Performed in various places, often with children. |
| raBalilabalila | 2011 | Chamber | Accordion and Piano | Premiered in Riga, Latvia by Timo Kinnunen and Anna Veismane in the fall of 2011. |
| Harskjall & Svellkar | 2011 (version for 10 flutes, 2013) | Large Chamber | Flute choir of minimum 14, preferably 18 (2 bass, 4 alto and the rest c concert flutes). Also exists in a 10 flute version | Premiered by the Icelandic Flute Choir on the 16th of July 2011 at Summer Concerts in Skálholt. |
| Hrammdæla 7 | 2011 | Open Instrumentation | 4 soprano recorders or any other set of 4 identical instruments capable of long glissando notes. | Premiered at a portrait concert in Von in May 2011. Performers were Katie Buckley, Jesper Pedersen, Páll Ivan frá Eiðum and Guðmundur Steinn Gunnarsson |
| 9 Langspilslög | 2011 | Experimental Instruments | 4 Specially fabricated Langspil in just intonation. | Performed in various places by the group Fersteinn |
| Kvartett 15 | 2011 | Open Instrumentation | For four equally different instruments. | Performed in various places by the group Fersteinn |
| Kvartett 14 | 2011 | Open Instrumentation | For four equally different instruments. | Performed in various places by the group Fersteinn |
| Kvartett 13 | 2011 | Open Instrumentation | For four equally different instruments. | Performed in various places by the group Fersteinn |
| Kvartett 12 | 2011 | Open Instrumentation | For four equally different instruments. | Performed in various places by the group Fersteinn |
| Kvartett 11 | 2011 | Open Instrumentation | For four equally different instruments. | Performed in various places by the group Fersteinn |
| Kvartett 10 | 2011 | Open Instrumentation | For four equally different instruments. | Performed in various places by the group Fersteinn |
| Kvartett 9 | 2011 | Open Instrumentation | For four equally different instruments. | Performed in various places by the group Fersteinn |
| Kvartett 8 | 2011 | Open Instrumentation | For four equally different instruments. | Performed in various places by the group Fersteinn |
| Kvartett 7 | 2011 | Open Instrumentation | For four equally different instruments. | Performed in various places by the group Fersteinn |
| Mardigosa | 2011 | Chamber | Saxophone /with preperation, Trumpet, Accordion and Voice | Premiered by Ensemble l'Arsenale at the MATA festival in New York, 2011. |
| Mardiposa | 2011 | Chamber | Saxophone /with preperation, French Horn, Accordion and Voice | Premiered on the National Radio by the Mardiposa quartet on Easter 2011. |
| Hrammdæla 6 | 2011 | Open Instrumentation | 4 Recorders. Originally in the dome of Ásmundarsafn | Premiered in Safnanótt or Museum Night as part of Vetrarhátíð í Reykjavík. |
| Hundi | 2010 - 2011 | Chamber | 8 Aluminum cans | Premiered at the Slátur new years concert in 2011. |
| Vargarð | 2010 - 2011 | Chamber | Violin and piano, both with preparations. | Premiered by Tinna Þorsteinsdóttir and Una Sveinbjarnardóttir in Dark Music Days, 2011. |
| Kvartett 6 | 2010 | Open Instrumentation | For four equally different instruments. | Performed in various places by the group Fersteinn |
| Kvartett 5 | 2010 | Open Instrumentation | For four equally different instruments. | Premiered in Sláturtíð 2010 by Skmendanikka in Útgerðin. |
| Kvartett 4 | 2010 | Open Instrumentation | For four equally different instruments. | Premiered in Sláturtíð 2010 by Skmendanikka in Útgerðin. |
| Hakkalamaka | 2010 | Chamber | Flute, bass clarinet, piano, cello and electronic sounds | Premiered by Defun Ensemble in Sláturtíð 2010 in Reykjavík. |
| Njarharður | 2010 | Chamber | Harp and percussion | Written for Dúó Harpverk and performed in their tour of Iceland, Denmark and the Faroe Islands in 2010. |
| Draumbót | 2010 | Chamber | Flute, bass clarinet, harp, percussion and piano. | Premiered by Ensemble Adapter at the Frum Festival in Reykjavík in June 2010. |
| Harsamvaða | 2010 | Solo | Prepared piano | Premiered by Tinna Þorsteinsdóttir in the Raflost Festival 2010. |
| Kvartett 3 | 2010 | Open Instrumentation | For four equally different instruments. | Premiered at a house concert at the composers apartment in Eskihlíð, Reykjavík, in 2010. The piece is also known as Sigliton. |
| Hrammdæla 5 | 2010 | Open Instrumentation | 4 soprano recorders or any other set of 4 identical instruments capable of long glissando notes. | |
| Hrammdæla 4 | 2010 | Open Instrumentation | 4 soprano recorders or any other set of 4 identical instruments capable of long glissando notes. | |
| Hrammdæla 3 | 2010 | Open Instrumentation | 4 soprano recorders or any other set of 4 identical instruments capable of long glissando notes. | |
| Hrammdæla 2 | 2010 | Open Instrumentation | 4 soprano recorders or any other set of 4 identical instruments capable of long glissando notes. | |
| Hrammdæla 1 | 2010 | Open Instrumentation | 3 instruments capable of long glissando notes in the same pitch space. | Premiered in Slátur New Years concert in 2010. |
| Horpma II | 2009 | Semi-Electronic | 27 plucked instruments in just intonation | Premiered in Tectonics 2012. |
| 3 Langspilstríó | 2009 | Chamber | 3-5 Specially fabricated Langspil in just intonation. | |
| Kvartett 2 | 2009 | Open Instrumentation | For four equally different instruments. | Premiered in Sláturdúndur in December 2009. |
| Njarður | 2009 | Chamber | Harp and percussion | Premiered in the fall of 2009 by Dúó Harpverk in Café Rósenberg. |
| Harfgreni | 2009 | Solo | Upright piano with one string per note. Tuned in Just intonation. | Premiered by Tinna Þorsteinsdóttir in Sláturtíð 2009 |
| Atómas | 2009 | Experimental Instruments | 5 Specially fabricated Langspil in just intonation. | Premiered in Happy Nordic Music Days, Oslo 2009. |
| Kvartett 1: Lardipésa | 2009 | Open Instrumentation | Originally: corneto, banjolin, deer grunt call and soprano recorder. | Originally just a multitrack recording. |
| Ramminjálgur | 2009 | Chamber | Flute, Harp and Percussion. | |
| CalmUs | 2009 | Chamber | 2 French Horns | |
| Handarbaka | 2008-2009 | Chamber | 8 Bassoons | |
| Hafmars | 2008 | Large Chamber | Concert band | Premiered during the Slátur Marching band competition in 2008. |
| Horpma I | 2008 | Large Chamber | 27 plucked string instruments in just intonation | Made to be a recording only. Never played in a concert hall. |
| Volma | 2008 | Open Instrumentation | open instrumentation | Premiered during Kría Brekkan fer á Hestbak at Secret Project Robot, in Brooklyn in 2008. |
| Harmaaarg | 2007 | Solo | Voice and electronics | Premiered by Sally Ann Duke at Maybeck studios Berkeley in December 2007. |
| Staðlafell | 2007 | Chamber | 5 percussion | Premiered during Music for People and Thingamajigs in Oakland 2007. |
| Fluggor | 2007 | Electronic | Audio Playback, 2 channels. 1 hour of multitracked prepared recorders in just intonation. | Premiered on the radio show Somnambutone on free103.9 in New York. |
| Skula | 2007 | Chamber | 2 percussion | Premiered at the Septima de Facto concert on 7/7/07 in Anima Gallery in Reykjavík. |
| Skurn | 2007 | Open Instrumentation | 4 groups of performers. | Premiered by the CPE in Mills College. |
| Golma | 2007 | Chamber | Amplified string quartet. The output is processed in the same software that renders the score. | Premiered by Quartet Opabinia in Mills College in 2007 |
| Ferkul | 2007 | Solo | Solo Flute with electronics | |
| Þrílækja | 2007 | Chamber | 3 saxophones, 3 percussion, 3 strings | Signal Flow 2007 |
| Draggrýta | 2006 - 2007 | Chamber | Brass sextet | Premiered in Slátur New Yers concert in 2007. |
| Hingra | 2006 | Chamber | Bass fllute and percussion | Premiered by Berglind María Tómasdóttir and Frank Aarnink in Dark Music Days 2007 |
| Shalote | 2006 | Chamber | 2 soprano voices and pre-sampled electronic sound. | Premiered by Melody Ferris and Kimberley Miller as part of the concert Melodykimbolism in Trinity Chapel, Berkeley, 2006. |
| Tvífleskja | 2006 | Solo | Percussion Solo (with video and electronics) | Premiered by Shayna Dunkelmann on her graduation recital in Mills College, December 2006. |
| Beygjilína | 2006 | Chamber | 3 identical instruments capable of glissando | Thursday Night Special, Mills College. |
| Snargrýtisskjalda | 2006 | Open Instrumentation | 4 groups of instrumentalists | |
| Landranon | 2006 | Chamber | 4 recorders tuned in just intonation. | Berlin Summer 2006, Wendel. Hestbak. |
| Selbol | 2006 | Chamber | 3 violoncellos | Premiered in a Slátur summer solstice concert in 2006 in the Living Arts Museum. |
| Boltatilraun 1 | 2006 | Chamber | 2 soprano saxophones and 2 alto saxophones | |
| Glytskurn | 2006 | Chamber | | |
| Strengisandi | 2005 | Chamber | String Quartet - attn. conventional notation | Quartet San Francisco in Mills in 2005 |
| Skarstirni | 2005 | Chamber | Alto flute, clarinet, bassoon, electric bass, percussion and electronics. | Premiered by Atón in Iðnó January 2006. |
