| Møre Og Romsdal Bemanning AS | Administrative & support | 2005 |
| Møre Restaurant & Pub AS | Hospitality | 2018 |
| Møre Revisjon AS | Professional & scientific | 2021 |
| Møre Stillas AS | Construction | 2012 |
| Møre Stål AS | Manufacturing | 2016 |
| Møre Supply AS | Wholesale & retail | 2015 |
| Møre Sveisesenter AS | Wholesale & retail | 1992 |
| Møre Takstconsult AS | Professional & scientific | 2013 |
| Mørebygg AS | Construction | 2021 |
| Møreforsking AS | Professional & scientific | 2007 |
| Mørefoto AS | Professional & scientific | 2022 |
| Mørenot Fishery AS | Manufacturing | 2011 |
| Mørenot Holding AS | Manufacturing | 2017 |
| Møreskrap AS | Real estate | 2011 |
| Møretakst AS | Professional & scientific | 2015 |
| N O Ytterdal AS | Real estate | 1984 |
| N-M Invest AS | | 2024 |
| Naa Invest AS | Financial services | 2005 |
| Naava Takst AS | Real estate | 2026 |
| Nacon Holding AS | | 2022 |
| Nadasvada Productions AS | Information & communication | 2020 |
| Nakkeknausen Veilag SA | Real estate | 2022 |
| Nakken Invest AS | Financial services | 2015 |
| Nakkens Bilverksted AS | Other services | 2011 |
| Nal + RLL Holding AS | | 2025 |
| Namaste Ålesund AS | Hospitality | 2024 |
| Namr Invest AS | Financial services | 2014 |
| Nano AS | Wholesale & retail | 2011 |
| Nano Eiendom AS | Real estate | 2026 |
| Naos AS | Professional & scientific | 2016 |
| Naprapat Hege Hansen AS | Health & social care | 2025 |
| Nardo Bil Ålesund AS | Other services | 1993 |
| Narvik Hydrogen AS | Manufacturing | 2021 |
| Nasim Beauty Og Aesthetics AS | Other services | 2026 |
| Nation Eiendom AS | Real estate | 2011 |
| Nauplius Solutions AS | Professional & scientific | 2018 |
| Naustkroa Utleigebygg AS | Real estate | 1989 |
| Nautiq AS | Professional & scientific | 2025 |
| Navette AS | Wholesale & retail | 2001 |
| NB Boliger AS | Real estate | 2020 |
| NB Eiendomsutvikling AS | Real estate | 2017 |
| NB Nordvest AS | Wholesale & retail | 2019 |
| NBT Eiendom AS | Real estate | 2018 |
| NBT Holding AS | Construction | 2018 |
| Nci Managment AS | Professional & scientific | 2011 |
| NCP AS | Wholesale & retail | 2010 |
| NE Holding AS | Financial services | 2005 |
| Neddal Holding AS | | 2019 |
| Nedregaard AS | Real estate | 2000 |
| Nedregaard I AS | Real estate | 2016 |
| Nedregårdsveien AS | Real estate | 2005 |
| Nekst AS | Agriculture & fishing | 2010 |
| Nemosine AS | Information & communication | 2026 |
| Neonatal Invest AS | | 2024 |
| Neovest AS | Professional & scientific | 2026 |
| Neptumar Norway AS | Transport & logistics | 2008 |
| Nesdal Consulting AS | Professional & scientific | 2012 |
| Nesdal Holding AS | Wholesale & retail | 2023 |
| Nettbutikken AS | Wholesale & retail | 2021 |
| New Geoc AS | Transport & logistics | 2002 |
| Next Motion AS | Professional & scientific | 2003 |
| Nextcar AS | Wholesale & retail | 1984 |
| Nextcar Holding AS | Wholesale & retail | 2012 |
| Nextdigital AS | Administrative & support | 2017 |
| Ngo Kvartalet AS | Real estate | 2021 |
| NH2 Hjelpeselskap AS | Manufacturing | 2025 |
| NH2 Norge AS | Manufacturing | 2023 |
| NH2 Production AS | Manufacturing | 2023 |
| Niklas Lundqvist Entertainment AB Nuf | Arts & recreation | 2025 |
| Niklas Lundqvist Entertainment AS | Professional & scientific | 2025 |
| Nils Hjelmeland & Co Ans | Manufacturing | 1982 |
| Nime AS | Construction | 2009 |
| Nina Lorgen Flem AS | Wholesale & retail | 2022 |
| Ninastrid AS | | 2025 |
| Njordship.No AS | Wholesale & retail | 2020 |
| NKD Holding AS | Financial services | 2005 |
| NKG Invest AS | | 2020 |
| Nki Power AS | | 2021 |
| Nmdr AS | Real estate | 2020 |
| NMK Eiendom AS | Real estate | 2010 |
| NMK Holding AS | Real estate | 2010 |
| No Name Da | Wholesale & retail | 2004 |
| Noas Invest AS | Wholesale & retail | 2002 |
| Noble Seaproducts & Trading AS | Wholesale & retail | 2003 |
| Nomarco Invest AS | Professional & scientific | 1986 |
| Nomo Norge AS | Wholesale & retail | 2001 |
| Nonna Lina AS | Hospitality | 2016 |
| Nor Cam AS | Real estate | 1993 |
| Nor Facility AS | Administrative & support | 2021 |
| Nor Risk Insurance AS | Financial services | 2019 |
| Nor Seafoods AS | Wholesale & retail | 1998 |
| Noralb Holding AS | Real estate | 2025 |
| Norbelt AS | Wholesale & retail | 2012 |
| Norbord AS | Wholesale & retail | 2025 |
| Nord Invest AS | Real estate | 2000 |
| Nordal Holding AS | Professional & scientific | 2005 |
| Nordal Revisjonsbureau AS | Professional & scientific | 1992 |
| Nordbaltic AS | Construction | 2025 |
| Nordbaltic Holding AS | Construction | 2025 |
| Nordbjerk AS | Real estate | 2010 |