| Midtunheia 4 AS | Real estate | 2023 |
| Miks Holdings AS | | 2022 |
| Milde Samdal Holding AS | | 2019 |
| Mimmi Invest AS | Financial services | 2006 |
| Minde Blikk AS | Construction | 2025 |
| Mindre AS | Professional & scientific | 2024 |
| Misje Renså AS | | 2024 |
| Mitt Bilskadesenter AS | Other services | 2009 |
| Mitt MC Verksted AS | Other services | 2017 |
| Mjelde Energi AS | | 2024 |
| MK 86 Holding AS | Real estate | 2016 |
| MK Olsen Holding AS | | 2021 |
| MK Stoltz Invest AS | | 2020 |
| MKG Bolig AS | Real estate | 2026 |
| Mobil Megleren AS | Wholesale & retail | 2004 |
| Mobilpartner Bergen AS | Wholesale & retail | 2007 |
| Mohr & Giertsen AS | Real estate | 1933 |
| Moldskredgården AS | Real estate | 1978 |
| Molvik Trykkeri Eiendom AS | Real estate | 2013 |
| Momentum Salg AS | Administrative & support | 2025 |
| Monsen Elektro AS | Construction | 1970 |
| Montasje Kompagniet AS | Construction | 1996 |
| Mood Media AS | Professional & scientific | 2017 |
| Moontrap Media AS | Professional & scientific | 2017 |
| Morgana Press SA | Information & communication | 2018 |
| Morley AS | Health & social care | 2005 |
| Morstøl Bygger AS | Construction | 2019 |
| Mortensen Sagevik AS | Professional & scientific | 2022 |
| Mortmannsgård AS | | 2005 |
| Mortmannsgård Recruitment AS | Administrative & support | 2018 |
| Motorhuset Vest AS | Wholesale & retail | 2009 |
| Mowatt Larssen Holding AS | Construction | 2023 |
| Mrs-Marine Restoration Systems Norway AS | Professional & scientific | 2026 |
| MT Møbelsnekkeri AS | Construction | 2023 |
| Multi Trading Da | Wholesale & retail | 1990 |
| Muren Tannlegepraksis AS | Health & social care | 2011 |
| Murmester Eirik Hansen AS | Construction | 2007 |
| Murmester Hilleren AS | Construction | 2006 |
| Musik-Magazinet AS | Wholesale & retail | 1910 |
| MV66 Invest AS | | 2016 |
| Myhre Skilt AS | Manufacturing | 2005 |
| Myrdal Invest AS | Professional & scientific | 2016 |
| Mystrongestside AS | Education | 2025 |
| MZB Holding AS | Administrative & support | 2005 |
| Møbel & Teppeservice AS | Other services | 2017 |
| Møllen AS | Real estate | 2012 |
| Møller Bil Bergen AS | Other services | 1983 |
| Møre Beslag AS | Real estate | 2015 |
| Mørk Eiendom AS | Real estate | 1995 |
| Mørk Mekaniske AS | Manufacturing | 1995 |
| Nada Invest AS | Real estate | 2015 |
| Nallow AS | Real estate | 1993 |
| Natland Holding AS | | 2020 |
| Natlandsveien 150 AS | Real estate | 2002 |
| Nattlandsveien 1 AS | Real estate | 2002 |
| Navéblues AS | Other services | 2020 |
| NB21 Invest AS | | 2020 |
| Nebotech AS | Professional & scientific | 2023 |
| Nedre Nøttveit 62 AS | Real estate | 2006 |
| Nefagården Eiendomsselskap AS | Real estate | 1981 |
| Nelko - Norsk Elkontroll AS | Professional & scientific | 2024 |
| Nelson Garden AS | Wholesale & retail | 1996 |
| Nemus Nesttun AS | Health & social care | 2012 |
| Nenor Forvaltning Bergen AS | Real estate | 2023 |
| Neo Invest AS | | 2021 |
| Nereida Energy AS | Professional & scientific | 2021 |
| Nereida Energy Holding AS | Professional & scientific | 2025 |
| Neshaugen Engineering AS | Professional & scientific | 1987 |
| Nesten Akustisk AS | Information & communication | 2026 |
| Nesttun Allmennpraksis Da | Health & social care | 2006 |
| Nesttun Blomster AS | Wholesale & retail | 2001 |
| Nesttun Bygg AS | Construction | 2023 |
| Nesttun Dagkirurgisk Senter AS | Health & social care | 2014 |
| Nesttun Fisk & Vilt AS | Wholesale & retail | 2014 |
| Nesttun Frisør AS | Other services | 2025 |
| Nesttun Fysioterapi Og Manuellterapi Da | Health & social care | 2015 |
| Nesttun Helse Og Trening AS | Education | 2026 |
| Nesttun Invest Eiendom AS | Real estate | 1987 |
| Nesttun Kebab Og Pizza AS | Hospitality | 2015 |
| Nesttun Kebab Og Pizza B AS | Hospitality | 2025 |
| Nesttun Klokker Og Smykker AS | Wholesale & retail | 2013 |
| Nesttun Legekontor AS | Health & social care | 2020 |
| Nesttun Pizza AS | Hospitality | 2023 |
| Nesttun Regnskapsservice AS | Professional & scientific | 2005 |
| Nesttun Spesialistpraksis AS | Health & social care | 2015 |
| Nesttun Sportskafe AS | Wholesale & retail | 2017 |
| Nesttun Taksering AS | Construction | 2006 |
| Nesttun Trafikkskole AS | Education | 2012 |
| Nesttun VVS & Bygg AS | Construction | 2019 |
| Nesttun Øre-Nese-Hals AS | Health & social care | 2018 |
| Nesttunbrekka 50 AS | Real estate | 2021 |
| Nesttunbrekka 95 AS | Real estate | 2004 |
| Nesttunbrekka 97 AS | Real estate | 2004 |
| Nesttunbrekka 99 AS | Real estate | 2008 |
| Nesttungarasjen AS | Transport & logistics | 2011 |
| Nesttunparkering A/S | Transport & logistics | 1983 |
| Nesttuntorget Blomster AS | Wholesale & retail | 2010 |
| Nesttuntorget Fysioterapi Og Manuellterapi Da | Health & social care | 2026 |
| Nesttuntorget Legesenter AS | Health & social care | 2022 |
| Nesttunvegen 90 AS | Real estate | 2019 |