| Landro Elektro AS | Construction | 1998 |
| Landro Takst AS | Professional & scientific | 2024 |
| Langenesveien Utbygging AS | Real estate | 1997 |
| Lani Holding AS | Real estate | 2005 |
| Larstein AS | Agriculture & fishing | 1998 |
| Larstein II AS | Agriculture & fishing | 2005 |
| Lauvhovdnuten Lodge AS | Real estate | 2021 |
| Lean Team Norge AS | Professional & scientific | 2016 |
| Leanledger AS | Professional & scientific | 2022 |
| Lekeplasshjelp AS | Professional & scientific | 2012 |
| Lexander AS | Wholesale & retail | 2022 |
| Lias Consult AS | Professional & scientific | 2020 |
| Liaskjeret Båthamn AS | Transport & logistics | 1999 |
| Libas AS | Agriculture & fishing | 2008 |
| Libasbruket AS | Real estate | 1992 |
| Liberi Holding AS | Real estate | 2021 |
| Lieco Auto AS | Other services | 1971 |
| Lieco Bygg Holding AS | Transport & logistics | 2020 |
| Liegruppen AS | Agriculture & fishing | 1997 |
| Liegruppen Eiendom AS | Transport & logistics | 1998 |
| Liegruppen Fiskeri AS | Agriculture & fishing | 1997 |
| Lieholmen AS | Agriculture & fishing | 2017 |
| Lieholmen II AS | Agriculture & fishing | 2025 |
| Lifesummary AS | Information & communication | 2021 |
| Lillebø Eiendom AS | Real estate | 2006 |
| Lingo Access AS | Professional & scientific | 2000 |
| Litus Akva AS | Professional & scientific | 2020 |
| Liva Eiendom AS | Real estate | 2020 |
| LMG AS | Construction | 2006 |
| Losna Seafood AS | Agriculture & fishing | 2016 |
| Ludvigsen Bygg AS | Construction | 2018 |
| Lundøy Eiendom Utvikling AS | Real estate | 2026 |
| Lundøy Gaard AS | | 2013 |
| Lungespesialist Karin Stang Volden AS | Health & social care | 2006 |
| Lungespesialistene Da | Health & social care | 2007 |
| Lykke Annette AS | Health & social care | 2025 |
| Lykke Mette AS | Administrative & support | 2024 |
| Lynghei Invest AS | Real estate | 2021 |
| Løn-Bo AS | Real estate | 2014 |
| M&M Dance Da | Education | 2025 |
| Maca AS | Real estate | 2005 |
| Maersk H2S Safety Services Nuf | Professional & scientific | 2006 |
| Magne Bringedal AS | | 2026 |
| Maharaja Sartor AS | Hospitality | 2022 |
| Maranatha AS | Manufacturing | 2020 |
| Marens Hjørne AS | Wholesale & retail | 2016 |
| Marianns Hud Og Naturterapi AS | Other services | 2004 |
| Maritime Logistics AS | Transport & logistics | 2025 |
| Marlin AS | Professional & scientific | 2012 |
| Marstein Seafood AS | Wholesale & retail | 2022 |
| Marth Frisør AS | Other services | 1991 |
| Max Resultat AS | Professional & scientific | 2012 |
| MB Hud Og Velvære AS | Other services | 2024 |
| Mcty AS | Real estate | 2024 |
| Mcty Eiendom AS | Real estate | 2025 |
| Medicus Helsesenter Da | Health & social care | 2012 |
| Mef Holding AS | Administrative & support | 2024 |
| Meki Økonomi AS | Professional & scientific | 2013 |
| Melin Eiendomsutvikling AS | Professional & scientific | 1987 |
| Memorial AS | Professional & scientific | 2024 |
| Memé AS | Other services | 2018 |
| Mentro AS | Health & social care | 2020 |
| Meraki Helse AS | Health & social care | 2020 |
| Mgruppen AS | | 2026 |
| Michelsen Eiendom Og Utleie AS | Real estate | 2019 |
| Midtzøen AS | Wholesale & retail | 2008 |
| Midtzøen Holding AS | Wholesale & retail | 2016 |
| Mikkelmyra AS | Real estate | 2025 |
| Mikron AS | | 2025 |
| Milano Pizzeria Sartor AS | Hospitality | 2017 |
| Milla Says AS | Information & communication | 2015 |
| Miviv D.O.O | Construction | 2011 |
| Miz Venture AS | | 2021 |
| Mjau Eiendom AS | Real estate | 2025 |
| Mobil Elektro Ans | Construction | 1997 |
| Mode Eiendom AS | Real estate | 2023 |
| Mon Ami AS | Other services | 1996 |
| Mooring Management AS | Administrative & support | 2021 |
| Moray Fire & Safety AS | Professional & scientific | 2022 |
| Mørtel Eksperten AS | Manufacturing | 1999 |
| Nessides Inv AS | | 2023 |
| Netfish Production Da | Arts & recreation | 2005 |
| Nija Holding AS | | 2026 |
| Nikitas Engineering AS | Professional & scientific | 2017 |
| Nilssen Eiendomsselskap AS | Real estate | 1999 |
| Nina Eileen AS | Real estate | 2018 |
| Nitor Bygg & Anleggstjenester AS | Construction | 1997 |
| NMK HLD AS | | 2025 |
| No Name Frisør AS | Other services | 2025 |
| Nordavind Mat AS | Wholesale & retail | 2022 |
| Nordic Carbon Removal AS | Professional & scientific | 2026 |
| Nordic Foam Service AS | | 2017 |
| Nordic Green Products AS | Manufacturing | 2015 |
| Nordic Water Products AS | Wholesale & retail | 1986 |
| Nordicare AS | Wholesale & retail | 2015 |
| Nordåsneset 72 AS | Real estate | 2018 |
| Norsk Overflate & Korrosjonskompetanse AS | Education | 2006 |
| Norsk Solariumservice AS | Wholesale & retail | 1987 |
| Novanexus AS | Information & communication | 2025 |
| Novumare AS | Education | 2017 |