| Aktiv I Lom AS | Administrative & support | 2017 |
| Aktiv Trefiberisolering AS | Construction | 2018 |
| Andvord Gård AS | Real estate | 2015 |
| Arne Kolden Holding AS | Professional & scientific | 2005 |
| AS Midtgard | Real estate | 1971 |
| B. Smedsmo AS | Construction | 2017 |
| B.S Grjotheim Maskin AS | Construction | 2020 |
| Bakeriet I Lom AS | Manufacturing | 2003 |
| Barlund Gard AS | | 2023 |
| Bieno AS | Wholesale & retail | 2012 |
| Boga AS | Wholesale & retail | 2013 |
| Boligpartner Nord-Gudbrandsdal AS | Real estate | 2024 |
| Brimi Bue AS | Wholesale & retail | 1994 |
| Brimis Kjøken AS | Manufacturing | 2000 |
| Brødrene Bakke Invest AS | Hospitality | 2021 |
| Brødrene Olsen AS | Construction | 2026 |
| Bøverdalen Austside Grunneigarlag SA | Agriculture & fishing | 1995 |
| Bøvra AS | Real estate | 2016 |
| Cartelera AS | Financial services | 2005 |
| Coop Ottadalen SA | Wholesale & retail | 1998 |
| Cot Holding AS | | 2022 |
| Edv Sveine Traktor- Og Maskindemontering AS | Wholesale & retail | 1994 |
| Eivind's Transport Da | Transport & logistics | 1999 |
| El Service AS | Construction | 2015 |
| El-Service Eiendom AS | Construction | 2014 |
| Eri Nordic AS | | 2005 |
| Espen Andrè Solutions AS | Information & communication | 2025 |
| Espen Og Kristine AS | Hospitality | 2005 |
| Fjeldsted Aasgaard SA | Health & social care | 2008 |
| Fjell Og Fritid AS | Wholesale & retail | 1990 |
| Fjoset Ans | Real estate | 1991 |
| Fjoset AS | Wholesale & retail | 2001 |
| Flatningen AS | Real estate | 2015 |
| Flåklypa Maskin AS | Construction | 2011 |
| Fossberg Eiendom AS | Hospitality | 2009 |
| Fossheim Turisthotell AS | Hospitality | 1975 |
| Fosstugu AS | Wholesale & retail | 2005 |
| Fyrst Og Fremst AS | Administrative & support | 2020 |
| Fossberg Hotell AS | Hospitality | 1989 |
| Fossheim Steinsenter AS | Wholesale & retail | 1985 |
| G39 Holding AS | Administrative & support | 2021 |
| Galdhøpiggen Sommerskisenter AS | Arts & recreation | 2022 |
| Gamlevegen 12 Holding AS | | 2025 |
| Gatt AS | Transport & logistics | 2014 |
| Gjeisar Maskin AS | Construction | 2020 |
| Gjeisarjordet Utvikling AS | Real estate | 1998 |
| Gravferdshjelpa Lom Og Skjåk AS | Other services | 2023 |
| Gresk Utvikling AS | Real estate | 2024 |
| Gutubø Høvel Og Ved Ans | Agriculture & fishing | 1995 |
| Hawi Norge AS | Professional & scientific | 2021 |
| Hunter Motor AS | Wholesale & retail | 2018 |
| Hågro AS | Real estate | 2015 |
| Hårloftet Lom AS | Other services | 2012 |
| Høgruta Jotunheimen/Haute Route Norge SA | Administrative & support | 2015 |
| Høydalseter Ans | Hospitality | 2004 |
| Industrivegen 1B AS | Real estate | 2024 |
| Innlandet Service AS | Administrative & support | 2020 |
| Innlandet Smådyrkrematorium AS | Professional & scientific | 2012 |
| Innlandet Tak Og Isolasjon AS | Construction | 2019 |
| Joko 1 Ltd Nuf | Administrative & support | 2006 |
| Jon's Bygg Og Takst AS | Construction | 2019 |
| Jotunfjell Leirskole AS | Education | 1996 |
| Jotunheimekspressen AS | Administrative & support | 1995 |
| Jotunheimen Boligutvikling AS | Real estate | 2021 |
| Jotunheimen Booking & Arrangement AS | Administrative & support | 2021 |
| Jotunheimen Bygg AS | Construction | 2019 |
| Jotunheimen Private Vidaregåande Skule AS | Education | 2025 |
| Jotunheimen Rein AS | Arts & recreation | 2016 |
| Jotunheimen Sport Og Våpen AS | Real estate | 2014 |
| Jotunheimen Vidaregåande Skule AS | Education | 2024 |
| Juni Jonsson Transport AS | Transport & logistics | 2020 |
| JV Drift AS | Construction | 2026 |
| Kirkestuen Eiendom AS | Real estate | 2000 |
| Klimapark 2469 AS | Information & communication | 2011 |
| Knut Lund Rørleggerbedrift AS | Construction | 1996 |
| Kolden Vet AS | Professional & scientific | 1993 |
| Kråkåhølen AS | Real estate | 2015 |
| Kræmarhuset AS | Hospitality | 2012 |
| Kuba Ans | Administrative & support | 2007 |
| Kvervill AS | Professional & scientific | 2005 |
| Leiksæter Holding AS | | 2006 |
| Leirvassbu Ans | Hospitality | 1995 |
| Lia Grunneigarlag SA | Real estate | 1996 |
| Liasagje AS | Manufacturing | 2024 |
| Logre Veterinærklinikk AS | Professional & scientific | 2016 |
| Lom & Skjåk Rørservice AS | Construction | 2022 |
| Lom Bilpleie AS | Other services | 2020 |
| Lom Biovarme AS | Energy | 2012 |
| Lom Bryggeri AS | Manufacturing | 2015 |
| Lom Bygg AS | Construction | 2024 |
| Lom Destilleri AS | Manufacturing | 2024 |
| Lom Grønt Og Godt Ans | Wholesale & retail | 1993 |
| Lom Invest AS | Professional & scientific | 2002 |
| Lom Lavpris AS | Wholesale & retail | 2010 |
| Lom Motell Og Camping Ans | Hospitality | 1991 |
| Lom Motorsenter Ans | Wholesale & retail | 1996 |
| Lom Næringsbygg AS | Real estate | 2012 |
| Lom Og Skjåk Dyreklinikk AS | Real estate | 1995 |
| Lom Servicesenter AS | Wholesale & retail | 1996 |
| Lom Tamrein AS | Agriculture & fishing | 2019 |