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| Norsk Muskelterapi AS | Birkeland | 2019 |
| Norsk Nettskole AS | Aurskog | 2017 |
| Norsk Opplæring AS | Hagan | 2011 |
| Norsk Organisasjonsservice AS | Tønsberg | 2013 |
| Norsk Overflate & Korrosjonskompetanse AS | Straume | 2006 |
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| Norsk Selskap for Gjenoppliving AS | Oslo | 2013 |
| Norsk Senter for Coaching AS | Stange | 2018 |
| Norsk Senter for Mindfulness AS | Oslo | 2025 |
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| Norsk Spillerutvikling AS | Godvik | 2020 |
| Norsk Trafikkopplæring AS | Drammen | 2024 |
| Norsk Trafikksikring Holding AS | Ski | 2014 |
| Norsk Traumeterapi Institutt AS | Hurdal | 2024 |
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| Norsk Utrykningsskole AS | Sævelandsvik | 2012 |
| Norsk Yrkes Utdanning AS | Sandnes | 2005 |
| Norsk Yrkesdykkerskole AS | Fagerstrand | 1989 |
| Norsk-Bit for Bit AS | Gran | 2025 |
| Norskakademiet AS | Oslo | 2025 |
| Norske Instruktører Og Guider AS | Trysil | 2001 |
| Norske Omveier AS | Oslo | 2020 |
| Norskecodrive AS | Porsgrunn | 2024 |
| Norskling AS | Oslo | 2018 |
| Norskskolen LLC | Brønnøysund | 2024 |
| Norsu Norwegian Rescue Survival Ans | Fana | 2011 |
| Norsvin Barnehage AS | Hamar | 2013 |
| North Pole Aerial and Pole Fitness AS | Oslo | 2023 |
| Northern Light Academy | Oslo | 2012 |
| Northern Lights Centre AS | Ballangen | 2015 |
| Nortrain Eiendom AS | Randaberg | 2006 |
| Nortrain Holding AS | Randaberg | 2006 |
| Norum Helse AS | Larvik | 2015 |
| Norum Holding AS | Larvik | 2014 |
| Norus Invest AS | Oslo | 2019 |
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| Norvest Trafikkskole AS | Giske | 2018 |
| Norvitra AS | Stavanger | 2021 |
| Norvue AS | Oslo | 2020 |
| Norway Indoor Ski AS | Kristiansand S | 2018 |
| Norway Sports Adventures AS | Oslo | 2017 |
| Norwegian Academy AS | Oslo | 2018 |
| Norwegian Advisory Services AS | Oslo | 2003 |
| Norwegian Class AS | Oslo | 2016 |
| Norwegian Colour Senter AS | Oslo | 2015 |
| Norwegian Competence Centre Helicopter AS | Sola | 2016 |
| Norwegian Development Institute AS | Drammen | 2020 |
| Norwegian Drilling Academy AS | Randaberg | 2006 |
| Norwegian Institute for Montessori Outreach Nimo AS | Horten | 2020 |
| Norwegian Mountains Da | Stryn | 2001 |
| Norwegian Technical Inspection Academy AS | Stavanger | 2019 |
| Norwegian Training Academy AS | Lysaker | 2017 |
| Norø Da | Bodø | 2025 |
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| Nosefo Tau AS | Tau | 2005 |
| Nostaris AS | Heimdal | 2021 |
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| Note Norwegian Teaching AS | Oslo | 2017 |
| Noteng Invest AS | Spongdal | 2021 |
| Notodden Og Omegn Tverrfaglige Opplæringskontor AS | Notodden | 2024 |
| Notodden Trafikkskole AS | Notodden | 2013 |
| Nottingham Trent University | Nottingham Ng1 4Fq England | 2021 |
| Nova Performance AS | Trøgstad | 2026 |
| Novatel AS | Hvasser | 2014 |
| Novumare AS | Straume | 2017 |
| Now-Point AS | Storsteinnes | 2020 |
| Noxmc School AS | Fetsund | 2023 |
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| NR1 Trafikkskole Porsgrunn AS | Porsgrunn | 2012 |
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| Nsa Legacy AS | Mysen | 2026 |
| NSG Invest AS | Ramnes | 2018 |
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| NSK Trafikkskole AS | Oslo | 2025 |
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| NTS AS | Stryn | 2011 |
| NTS Kompetanse AS | Sandefjord | 2017 |
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| Nudgelab AS | Oslo | 2021 |
| Nuiu - Norsk Utdanning I Utlandet AS | Lyngdal | 2018 |
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| Nuortamielli Mánáidgárdi AS | Kautokeino | 2009 |
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| Nustad Investment AS | Rykkinn | 2016 |
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| Ny Giv Person- Og Organisasjonsutvikling AS | Trondheim | 2002 |
| Ny Kurs AS | Gjøvik | 2024 |
| Nyd Kompetanse AS | Fagerstrand | 2005 |
| Nydalen Barnehage SA | Oslo | 1989 |
| Nydalen Kunstskole AS | Oslo | 2000 |
| Nydalen Trafikkskole AS | Oslo | 2025 |
| Nydammen Familiebarnehage AS | Ranheim | 2023 |