| Karlsen JR AS | Agriculture & fishing | 1994 |
| Keg Holding AS | Construction | 2008 |
| Kesasija AS | | 2020 |
| Kjelderen Samfunnshus SA | Real estate | 2025 |
| Klipp Frisør AS | Other services | 2010 |
| Klom Holding AS | | 2025 |
| Kobbvika Ans | Real estate | 2002 |
| Kontokunst AS | Professional & scientific | 1999 |
| Kristoffer Lilleng AS | Wholesale & retail | 2025 |
| Kunnskapsparken Storslett AS | Real estate | 2008 |
| Kvääniteatteri AS | Arts & recreation | 2022 |
| Kvænangen Boliger AS | Real estate | 2016 |
| Kågtind Eiendom AS | Real estate | 2018 |
| Lien Mangesysleri SA | Agriculture & fishing | 2025 |
| Linje Nord AS | Construction | 2019 |
| Logopedtjenesten I Nord-Troms AS | Health & social care | 2022 |
| Ltu Eiendom AS | Real estate | 2025 |
| Ltu Holding AS | | 2025 |
| Luggeføre Bar AS | Hospitality | 2020 |
| Lynora Lodge AS | Hospitality | 2025 |
| M Solutions AS | Transport & logistics | 2024 |
| Magnus Henriksen AS | Construction | 2022 |
| Marmoor AS | Wholesale & retail | 2021 |
| Marvik Invest AS | Professional & scientific | 2017 |
| Maspen Holding AS | | 2020 |
| Meiland AS | Agriculture & fishing | 2025 |
| Min Mote AS | Wholesale & retail | 2012 |
| Molvik Eiendom Storslett AS | Real estate | 2021 |
| Mote I Nord AS | Wholesale & retail | 2025 |
| Motorsenteret AS | Wholesale & retail | 1993 |
| Myrslett Auto AS | Transport & logistics | 2016 |
| Myrslett Transport Da | Transport & logistics | 2012 |
| Myrvang Group AS | Real estate | 2021 |
| Myrvang Takst AS | Real estate | 2021 |
| Mølleng Maskin & Pukk AS | Mining & quarrying | 1996 |
| Nielsen Consult AS | Professional & scientific | 2025 |
| Niloy Holding AS | Real estate | 2018 |
| Nord Maskinforretning AS | Wholesale & retail | 2023 |
| Nord Troms Begravelsesbyrå AS | Other services | 2015 |
| Nord Troms Bolig AS | Real estate | 2015 |
| Nord Troms Eiendom AS | Real estate | 2019 |
| Nord-Troms Museum As/Davvi-Romssa Musea Os/Pohjais-Tromssan Museumi AS | Arts & recreation | 2013 |
| Nord-Troms Trafikkskolesenter AS | Education | 1999 |
| Nordkalotten Trading AS | Wholesale & retail | 2023 |
| Nordlogistikk AS | Transport & logistics | 2011 |
| Nordreisa El-Service AS | Other services | 1996 |
| Nordreisa Menighetsbarnehage AS | Education | 2013 |
| Nordreisa Sankelag SA | Agriculture & fishing | 1979 |
| Nordreisa Taxisentral SA | Transport & logistics | 2024 |
| Nordtro Aft AS | Health & social care | 2023 |
| Nordtro AS | Health & social care | 1978 |
| Nordtro Direkte AS | Health & social care | 2023 |
| Nordvet AS | Professional & scientific | 2025 |
| Norsk Kultursenter I Syria AS | Information & communication | 2026 |
| NORTHFAB3D AS | Professional & scientific | 2026 |
| Notemedi AS | Information & communication | 2026 |
| NRN Holding AS | | 2021 |
| Nygård Event AS | Arts & recreation | 2022 |
| Nyvoll Invest AS | Transport & logistics | 2000 |
| Nyvoll Media AS | Arts & recreation | 2018 |
| Oksfjord Grendehus SA | Real estate | 1995 |
| Oksfjord Grunneierlag SA | Real estate | 2026 |
| Olaisen Kystfiske AS | Agriculture & fishing | 2025 |
| Olaussen Service AS | Manufacturing | 2022 |
| Oln AS | Financial services | 2015 |
| Olør AS | | 2024 |
| Patrik Broo Limited Nuf | Health & social care | 2010 |
| Puntankoski Holding AS | | 2023 |
| Real Arctic Holding AS | Information & communication | 2018 |
| Regnskapsbistand Nord AS | Administrative & support | 1996 |
| Reisa Airdome AS | Real estate | 2023 |
| Reisa Automek AS | Other services | 2004 |
| Reisa Design AS | Professional & scientific | 2024 |
| Reisa Dyreklinikk AS | Professional & scientific | 2015 |
| Reisa Friluftssenter AS | Education | 2014 |
| Reisa Installasjon AS | Construction | 2018 |
| Reisa Lodge AS | Hospitality | 2005 |
| Reisa Lokalmat AS | Wholesale & retail | 2024 |
| Reisa Montessorieiendom AS | Real estate | 2019 |
| Reisa Møbler AS | Wholesale & retail | 2013 |
| Reisa Outdoor AS | Administrative & support | 2021 |
| Reisa Treningssenter AS | Arts & recreation | 2007 |
| Reisa Villakssenter AS | Arts & recreation | 2021 |
| Reisabåt AS | Transport & logistics | 2018 |
| Reisadalen Og Kildalen Grunneierlag SA | Real estate | 1988 |
| Reisafjord Xperience AS | Real estate | 2019 |
| Reisaskifer AS | Manufacturing | 2017 |
| Reisavekst AS | Health & social care | 1983 |
| Rejos AS | Real estate | 2006 |
| Rejos Bygg AS | Construction | 2013 |
| Rejosgruppen AS | Real estate | 2016 |
| Remigiusz Paul AS | Health & social care | 2014 |
| Riverland AS | Administrative & support | 2013 |
| Robust Bygg AS | Construction | 2024 |
| Rundhaug Busser AS | Transport & logistics | 2010 |
| Rundhaug Transport AS | Transport & logistics | 1997 |
| Rørtjeneste Nord AS | Construction | 2007 |
| Røyelkampen AS | Agriculture & fishing | 2021 |
| Røyelvegen Skogsvegforening | Construction | 1997 |
| S/G Strandheim AS | Construction | 2016 |