| Nortech Bodø AS | Wholesale & retail | 2012 |
| Norteknikk AS | Construction | 2007 |
| Norteq AS | Construction | 2017 |
| North Cod AS | | 2025 |
| North Inspection Bodø AS | Professional & scientific | 2024 |
| Northern Poster AS | Wholesale & retail | 2023 |
| Northstar Properties AS | Real estate | 2012 |
| Nortra AS | Wholesale & retail | 2016 |
| Norum Kulde AS | Construction | 2025 |
| Norwegian Seaweed Association AS | Other services | 2015 |
| Norwegian Sign Company AS | Wholesale & retail | 2019 |
| Norø Da | Education | 2025 |
| Norøkon AS | Professional & scientific | 1986 |
| Noteys AS | Professional & scientific | 2018 |
| Notveien 11 AS | Real estate | 2004 |
| Notveien 11 B AS | Real estate | 2019 |
| Notveien 13 Eiendom AS | Real estate | 2004 |
| Noua AS | Arts & recreation | 2018 |
| Nova-Nord AS | | 2026 |
| Novatek AS | Professional & scientific | 1994 |
| Novatek Eiendom AS | Real estate | 2013 |
| Novatek Invest AS | Construction | 2005 |
| Novik AS | Health & social care | 2022 |
| Novik Invest AS | | 2015 |
| NP Bodø Holding AS | Administrative & support | 2015 |
| NSH Eiendom AS | Real estate | 2019 |
| NSK Transport AS | Transport & logistics | 2025 |
| Nucleus Eiendom Bodø AS | Real estate | 2007 |
| Nuju AS | Other services | 2024 |
| Numo AS | Information & communication | 2006 |
| Nuras Investment AS | Professional & scientific | 2017 |
| NVK AS | Construction | 2025 |
| Ny-Heim Bygg AS | Construction | 2024 |
| Nye 5 Olsen Holding AS | Transport & logistics | 2019 |
| Nye Alsgården AS | Real estate | 2018 |
| Nye Bodø Eiendom AS | Real estate | 2020 |
| Nye Bodø Travbane AS | Arts & recreation | 2010 |
| Nye Haugmo AS | Real estate | 2020 |
| Nye Karl Vikan AS | Real estate | 2022 |
| Nye Lundbakk Holding AS | Agriculture & fishing | 2015 |
| Nye Skagen Hotell Eiendom AS | Hospitality | 2023 |
| Nye Torggården AS | Real estate | 2007 |
| Nyhagen Maskin AS | Construction | 2015 |
| Nyhamn Holding AS | Real estate | 2020 |
| Nyholmen Eiendom AS | Agriculture & fishing | 2013 |
| Nyholmsgata 15 AS | Hospitality | 2002 |
| Nymo Bil AS | Wholesale & retail | 2017 |
| Nymo Eiendommer AS | Real estate | 2020 |
| Nymo Holding AS | Wholesale & retail | 2017 |
| Nymo Industripartner AS | Professional & scientific | 2003 |
| Nynic Holding AS | | 2021 |
| Nyrud Invest AS | | 2021 |
| Nyrudveien 11 AS | Real estate | 2007 |
| Nystad Eiendomsutleie AS | Real estate | 2019 |
| Nystad Sveis Og Mekaniske AS | Manufacturing | 2012 |
| Nystad Utvikling AS | | 1975 |
| Nystrand Mur&Flis AS | Construction | 2016 |
| Nytrø Holding AS | Financial services | 2018 |
| Nyvold AS | Real estate | 1999 |
| Næringsbyggene AS | Real estate | 2007 |
| Næringsutvikling AS | Professional & scientific | 1999 |
| Nøstgata 5 AS | Real estate | 2009 |
| O Busch Sørensen Industribygg Ans | Real estate | 1995 |
| O H Jenssen AS | Financial services | 2017 |
| O Johanson AS | Wholesale & retail | 2004 |
| O. Eilertsen AS | Wholesale & retail | 2018 |
| Ocean Sounds AS | Professional & scientific | 2026 |
| Odd Fellow Huset Bodø AS | Real estate | 1974 |
| Odd Harry Hansen Vaktmesterservice AS | Administrative & support | 2005 |
| Odd Harry Hansen Vaktmesterservice Beiarn AS | Administrative & support | 2023 |
| Odd Langdalen Frukt Og Grønt - Avd Bodø AS | Wholesale & retail | 2007 |
| Odd Skavhaug Eiendom AS | Wholesale & retail | 2000 |
| Odd Skavhaug Invest AS | Real estate | 2021 |
| Officelink AS | Wholesale & retail | 2003 |
| Officelink Holding AS | Information & communication | 2017 |
| Officelink Invest 2 AS | Information & communication | 2017 |
| Officelink Invest AS | Real estate | 2007 |
| Ok Utvikling AS | Real estate | 2025 |
| Okk AS | Financial services | 2018 |
| Okos AS | Wholesale & retail | 2000 |
| Okos Eiendom AS | Real estate | 2014 |
| Okslia Invest AS | Real estate | 2010 |
| Okø Holding AS | | 2021 |
| Ola Berbusmel AS | | 2024 |
| Olav Haugen AS | Financial services | 2005 |
| Olav V Gate 110 AS | Real estate | 2026 |
| Olav V Gate 112 a AS | Real estate | 2021 |
| Olav V Gate AS | Real estate | 2005 |
| Olavsen Invest AS | Construction | 2023 |
| Ole Martin Imingen Holding AS | Real estate | 2022 |
| Ollo Holding AS | Real estate | 1993 |
| Olom AS | Real estate | 2017 |
| Olsens Bakeri AS | Manufacturing | 2017 |
| Olvik AS | Professional & scientific | 2022 |
| Olvik Holding AS | | 2025 |
| Omalo Holding AS | Wholesale & retail | 2019 |
| Omj Holding AS | Professional & scientific | 2008 |
| On Request AS | Professional & scientific | 2023 |
| Oo Holding AS | | 2023 |
| Opal Gullsmedforretning AS | Wholesale & retail | 1966 |