| Jagu - Eiendom AS | Real estate | 2019 |
| Jan Saltermark Og Sønn AS | Real estate | 1988 |
| Jarak AS | Construction | 1992 |
| Jarak Eiendom AS | Real estate | 2024 |
| Jese Solutions AS | Information & communication | 2022 |
| Jgø Holding AS | Real estate | 2019 |
| JMG Stories AS | Information & communication | 2020 |
| Johansen Eiendom AS | Real estate | 1997 |
| Juti AS | Information & communication | 2019 |
| Kai Rande AS | Professional & scientific | 2005 |
| Kalvtråkket 5 AS | Real estate | 2022 |
| Kara Eiendom AS | Real estate | 2023 |
| Kara Holding AS | Hospitality | 2023 |
| Karisma Dame Og Herrefrisør AS | Other services | 2006 |
| Karl Johann Holding AS | Real estate | 1998 |
| Ken Kristoffersen Holding AS | Real estate | 2015 |
| KG Snekkerservice AS | Construction | 2013 |
| KH Sag Og Service AS | Construction | 2020 |
| Kim-Ove Multi Service AS | Construction | 2026 |
| Kit Invest AS | | 2021 |
| Kjartan Moe Dekksalg AS | Wholesale & retail | 2017 |
| Kkhe Holding AS | | 2026 |
| KMS Bygg AS | Construction | 2025 |
| Knsaltnes Holding AS | Professional & scientific | 2022 |
| Knsaltnes Invest AS | Professional & scientific | 2022 |
| Koimyg Holding AS | | 2025 |
| Komp Event AS | Professional & scientific | 2012 |
| Kontorforum AS | Wholesale & retail | 1987 |
| Korn Matverksted AS | Hospitality | 2024 |
| Kras AS | Hospitality | 2013 |
| Kred AS | Hospitality | 2007 |
| Kred Holding AS | | 2025 |
| KRH & Eftf AS | | 2020 |
| Krifo Invest AS | Financial services | 2008 |
| Kristin Brå Frisør AS | Other services | 2026 |
| Krohgs Eiendom AS | Real estate | 1994 |
| KSS Eiendom AS | Real estate | 2022 |
| L-J Holding AS | Real estate | 2015 |
| Larsen Mekaniske AS | Other services | 2017 |
| Larsen Tunnel AS | Professional & scientific | 2026 |
| Larsens Begravelsesbyrå AS | Other services | 2026 |
| Laukholms Kantiner Ans | Hospitality | 1989 |
| Lenninga Utvikling AS | Real estate | 2019 |
| Lillebror Holding AS | | 2022 |
| Limousin Unik Norge SA | Other services | 2009 |
| Lind Utleie AS | Administrative & support | 2015 |
| Lion Leafs Botanica AS | Agriculture & fishing | 2026 |
| Livsreisen AS | Health & social care | 2025 |
| Lmkfrisør AS | Other services | 2021 |
| Lor Eiendom AS | Real estate | 2016 |
| Lyngvær AS | Wholesale & retail | 2020 |
| M&Hl AS | Manufacturing | 2024 |
| Malerfirma Pedersen AS | Construction | 2021 |
| Masjid Al-Towhid | Other services | 2013 |
| Mathomo AS | | 2022 |
| Mb-Burkhardt GmbH | Manufacturing | 2012 |
| Mediehuset Brønnøysund AS | Information & communication | 2017 |
| Mikas Bygg | Construction | 2001 |
| Milano Pizza Og Kebab AS | Hospitality | 2023 |
| Mortenvoll Eiendom AS | Real estate | 2005 |
| Mosheim Eiendom AS | Real estate | 2007 |
| Mosheim Sag AS | Wholesale & retail | 1990 |
| Movatnet Ferskvannsfiskelag SA | Arts & recreation | 2023 |
| MSB AS | Construction | 2024 |
| Møllerhaugen AS | Real estate | 2010 |
| Nfi Borrower AS | Transport & logistics | 2021 |
| Nfi Parent AS | Transport & logistics | 2021 |
| Niluno AS | Information & communication | 2025 |
| Nilutech AS | Information & communication | 2021 |
| Nitram Invest AS | | 2007 |
| Nord Systempartner AS | Information & communication | 2011 |
| Nordbyen Eiendom Brønnøysund AS | Real estate | 2010 |
| Nordhus Krets Samfunnshus SA | Real estate | 1997 |
| Nordic Ferry Infrastructure AS | Transport & logistics | 2021 |
| Nordic Ferry Infrastructure Holding AS | Transport & logistics | 2021 |
| Nordic Ferry Infrastructure Midco AS | | 2026 |
| Nordic Ferry Infrastructure Topco AS | | 2026 |
| Nordland Settefisk AS | Agriculture & fishing | 2019 |
| Nordland Traktor AS | Wholesale & retail | 2003 |
| Nordmyra Eiendom AS | Real estate | 2021 |
| Nordnorsk Kommunikasjon AS | Professional & scientific | 2002 |
| Norhav Holding AS | Real estate | 2005 |
| Norrde AS | Professional & scientific | 2021 |
| Norrde Consulting AS | Professional & scientific | 2021 |
| Norrde Engineering AS | Professional & scientific | 2021 |
| Norrde Marketing AS | Wholesale & retail | 2022 |
| Norsat AS | Wholesale & retail | 1998 |
| Norsk Havbrukssenter AS | Agriculture & fishing | 2016 |
| Norskskolen LLC | Education | 2024 |
| North Aquaculture Nuf | Construction | 2021 |
| Norø-Brygga AS | Real estate | 1977 |
| Nosig AS | Wholesale & retail | 2020 |
| NR. Eiendom AS | Real estate | 2025 |
| Ny Look AS | Other services | 2025 |
| Nyheim MC AS | Wholesale & retail | 2022 |
| Nyvis AS | Information & communication | 2020 |
| Obs Holding AS | | 2024 |
| Ogårdslien Invest AS | Real estate | 2013 |
| Ok Ferdigbetong AS | Manufacturing | 2017 |
| Ok Kristoffersen Entreprenør AS | Construction | 1992 |