| Nordic Sports Group AS | Wholesale & retail | 2021 |
| Nordic Toy Team AS | Administrative & support | 1991 |
| Nordic Trade AS | Wholesale & retail | 2016 |
| Nordic Treat AS | Wholesale & retail | 2008 |
| Nordicmojo AS | Information & communication | 2026 |
| Nordico AS | Real estate | 2025 |
| Nordico Entreprenør AS | Real estate | 2025 |
| Nordiko Bil AS | Wholesale & retail | 2022 |
| Nordisk Hjem AS | Hospitality | 2025 |
| Nordisk Vannteknikk AS | Wholesale & retail | 2014 |
| Nordisk Vannteknikk Holding AS | Wholesale & retail | 2004 |
| Nordisk Varme AS | Construction | 2013 |
| Nordiskeh AS | Professional & scientific | 2023 |
| Nordiva AS | Wholesale & retail | 2025 |
| Nordma AS | Information & communication | 2025 |
| Nordr Agency AS | Wholesale & retail | 2025 |
| Nordra AS | Hospitality | 2017 |
| Nordre Finstad Festetomter Da | Real estate | 2012 |
| Nordre Kullerød 1 AS | Real estate | 2006 |
| Nordre Viken AS | Manufacturing | 1987 |
| Nordre Viken Forsikring AS | Financial services | 2014 |
| Nordskog Invest AS | Real estate | 2006 |
| Norfas AS | Wholesale & retail | 2021 |
| Norge Yacht Support AS | Other services | 2023 |
| Norgesagentene AS | Wholesale & retail | 2005 |
| Norgeseiendom AS | Real estate | 2010 |
| Norgesgass AS | Wholesale & retail | 2022 |
| Norgeshost Gruppen Da | Information & communication | 2020 |
| Norgesnan AS | Manufacturing | 2018 |
| Norgesreiser AS | Administrative & support | 2024 |
| Norind AS | Hospitality | 2013 |
| Norinvest AS | Professional & scientific | 1989 |
| Norlights Montessoriskole Drammen AS | Education | 2010 |
| Norløff Eiendom AS | Real estate | 2008 |
| Normann Bilskade AS | Other services | 2015 |
| Normann Bilverksted AS | Other services | 2000 |
| Normaz Consulting AS | Information & communication | 2018 |
| Norne Da | Health & social care | 2002 |
| Norodden AS | | 1958 |
| Norport AS | Wholesale & retail | 1995 |
| Norrengjøring AS | Administrative & support | 2025 |
| Norse-Trade AS | Real estate | 2013 |
| Norsel Pharma AS | Wholesale & retail | 2023 |
| Norsk Betong Og Byggteknik Ans | Construction | 1997 |
| Norsk Brann & Isolering AS | Manufacturing | 2024 |
| Norsk Brannvern AS | Construction | 2018 |
| Norsk Display AS | Manufacturing | 1994 |
| Norsk Flomvern AS | Wholesale & retail | 2017 |
| Norsk Innovasjon AS | Real estate | 1990 |
| Norsk Institutt for Istdp AS | Health & social care | 2018 |
| Norsk Jakt Drammen AS | Wholesale & retail | 2018 |
| Norsk Kreditorbistand AS | Transport & logistics | 2021 |
| Norsk Løft AS | Real estate | 1990 |
| Norsk Miljøservice Øst AS | Wholesale & retail | 2025 |
| Norsk Psykologklinikk AS | Health & social care | 2017 |
| Norsk Renholdstjeneste AS | Administrative & support | 2026 |
| Norsk Rørsenter AS | Professional & scientific | 1989 |
| Norsk Sveis Og Smede Ans | Manufacturing | 1997 |
| Norsk Tolk AS | Professional & scientific | 2025 |
| Norsk Trafikkopplæring AS | Education | 2024 |
| Norsk Tre AS | Real estate | 1989 |
| Norsk Villsau AS | Wholesale & retail | 2014 |
| Norswe Trading Da | Wholesale & retail | 1996 |
| Nortes AS | Administrative & support | 2005 |
| Northern.Tech Holding AS | Information & communication | 2014 |
| Norturist AS | Real estate | 2017 |
| Norway Explore AS | Real estate | 2024 |
| Norway Faith AS | Financial services | 2014 |
| Norway Fashion Design AS | Wholesale & retail | 2020 |
| Norwegian Development Institute AS | Education | 2020 |
| Norwegian Wood Design AS | Manufacturing | 2016 |
| Norwibe AS | Administrative & support | 2025 |
| Not a Number AS | Information & communication | 2015 |
| Nova Blikk Og Ventilasjon AS | Construction | 2014 |
| Nova Bygg Lier AS | Construction | 2017 |
| Nova Fashion AS | Wholesale & retail | 2026 |
| Nova Gruppen Holding AS | Construction | 2017 |
| Nova Natural AS | Wholesale & retail | 2022 |
| Nova Transit AS | Professional & scientific | 2002 |
| Novatek AS | Wholesale & retail | 1989 |
| Novelaklinikken Drammen AS | Other services | 2002 |
| Novera Capital AS | | 2026 |
| Novise AS | Real estate | 2005 |
| Novum Consulting AS | Professional & scientific | 2002 |
| Novum Økonomi AS | Professional & scientific | 2008 |
| Novus Eiendom AS | | 2001 |
| Nowas AS | Wholesale & retail | 2016 |
| NSG35 AS | Real estate | 2018 |
| Nti Gruppen AS | Construction | 2013 |
| NTM International Nuf | Construction | 2015 |
| Nugget Media Da | Professional & scientific | 2021 |
| Nuja Holding AS | Real estate | 2020 |
| Nummer 10 AS | Real estate | 2015 |
| Nutti AS | Other services | 2017 |
| NV Eiendom AS | Wholesale & retail | 2015 |
| Nybruveien 13 AS | Real estate | 2019 |
| Nybyen Holding AS | Financial services | 2018 |
| Nye Arbeidergata 8 AS | Real estate | 2018 |
| Nye Konnerud Senter AS | Real estate | 2024 |
| Nye Kransberg AS | Wholesale & retail | 2026 |