| Medvape Da | Wholesale & retail | 2018 |
| MHN Solutions AS | | 2021 |
| Miljøkonsulentene AS | Professional & scientific | 2020 |
| Mobic AS | Information & communication | 1998 |
| More Is More AS | Professional & scientific | 2016 |
| Moskaug Invest AS | | 2024 |
| MOUN10 AS | Professional & scientific | 2019 |
| MOUN10 Consulting AS | Professional & scientific | 2023 |
| Mowom AS | | 2020 |
| MT Asker AS | Real estate | 2015 |
| Møbeltapetsering Og Interiør-Søm Liu AS | Manufacturing | 2018 |
| Mølleknaus Invest AS | | 2023 |
| Naleah Invest AS | | 2009 |
| Nano Holding AS | Real estate | 2011 |
| Narragansett Invest AS | Real estate | 2015 |
| NB Design AS | Manufacturing | 2019 |
| Next Partner AS | Information & communication | 2013 |
| Nido Consulting AS | Professional & scientific | 2024 |
| Noccon Invest AS | Financial services | 2020 |
| Norcount Nuf | Information & communication | 2011 |
| Nordbø Maskin AS | Construction | 1994 |
| Nordic Agentic Labs AS | Information & communication | 2026 |
| Nordic Soft AS | Information & communication | 2014 |
| Nordtind.Studio SA | Professional & scientific | 2021 |
| Norsecraft Holding AS | Real estate | 1980 |
| Norsk Kunststein & Granitt AS | Manufacturing | 2016 |
| Nowi Gruppen AS | Real estate | 2008 |
| Nsi Lydproduksjon AS | Information & communication | 1992 |
| Nutri AS | Information & communication | 2025 |
| Nye Furua Gatekjøkken Da | Hospitality | 2008 |
| Obtunes AS | Information & communication | 2024 |
| Ocean Holding Norway AS | Financial services | 2017 |
| Odinfilm AS | Information & communication | 2026 |
| Okeanos Blue AS | Wholesale & retail | 2018 |
| Olsen Rør AS | Construction | 2022 |
| Oslo Yacht Service AS | | 2008 |
| Oviá AS | Wholesale & retail | 2015 |
| P&I Maler AS | Construction | 2026 |
| Palm Kompetanse AS | Professional & scientific | 2002 |
| Parabel AS | Professional & scientific | 2010 |
| Patrese Film AS | Information & communication | 2025 |
| Paulgaard Invest AS | Real estate | 2017 |
| Paulin Invest AS | | 2024 |
| Pelekas AS | Real estate | 2006 |
| Petter Eriksen Blikkenslagerforretning AS | Construction | 1994 |
| Pharo Engineering AS | Professional & scientific | 2012 |
| PJB Films Nuf | Information & communication | 2023 |
| Plw-Holding AS | | 2025 |
| Pommedeterre Holding AS | | 2025 |
| Power Invent AS | Real estate | 1988 |
| Pressed AS | Wholesale & retail | 2026 |
| Pro Rental AS | Wholesale & retail | 2025 |
| Proacc AS | Professional & scientific | 1952 |
| Probad AS | Construction | 2024 |
| Prokedo Holding AS | | 2020 |
| PT Pro AS | Information & communication | 2022 |
| Quick Auto AS | Wholesale & retail | 2025 |
| Radi Invest AS | | 2019 |
| Rammsalt AS | Manufacturing | 2014 |
| Ramstad Energy AS | Professional & scientific | 2023 |
| Regnskapstjenester Asker AS | Professional & scientific | 2024 |
| Rekasnets AS | Wholesale & retail | 2001 |
| Rforum AS | Professional & scientific | 2001 |
| Risetech AS | Information & communication | 2023 |
| Riverrun Capital Management AS | Real estate | 2015 |
| Riverrun Holding AS | | 2023 |
| Roasme Resolution Consulting AS | Education | 2020 |
| Roha Maskin AS | Construction | 2026 |
| Rolf Liltved Invest AS | Financial services | 2005 |
| RST Consult AS | Information & communication | 2022 |
| Ruud Industrier AS | Professional & scientific | 2004 |
| Rygh IT Holding AS | | 2026 |
| S-Oma AS | | 2025 |
| Safe 13 AS | Wholesale & retail | 2024 |
| Sandvika Bygg AS | Construction | 2018 |
| Sarida Holding AS | Financial services | 2005 |
| Seaside Gastro AS | Hospitality | 2021 |
| Shandon Productions AS | Manufacturing | 2024 |
| Sicta AS | Information & communication | 2026 |
| Sigurd Master Franchise AS | Wholesale & retail | 2017 |
| Simal Invest AS | Financial services | 2012 |
| Skorvestølen Holding AS | Real estate | 2018 |
| Skårland AS | Professional & scientific | 2017 |
| Små Landskap AS | Administrative & support | 2012 |
| Snersrud Holding AS | Construction | 2019 |
| Solberg Invest AS | Agriculture & fishing | 1996 |
| Solbergs Gartneri AS | Agriculture & fishing | 1996 |
| Solinto AS | Real estate | 2007 |
| Sollien Veiservice AS | Wholesale & retail | 2022 |
| Sommer Som Vinter AS | Education | 2000 |
| Soto Esthetique AS | Health & social care | 2016 |
| Soundfarm Ans | Information & communication | 2022 |
| Specula Nordic AS | Wholesale & retail | 2025 |
| Spillkompetent AS | Education | 2024 |
| Splendor AS | Wholesale & retail | 2003 |
| Staffan Invest AS | | 2008 |
| Stalefish AS | | 2025 |
| Stalla Dorati AS | Education | 2017 |
| Stensaker AS | Real estate | 1989 |
| Stol Invest AS | Other services | 2005 |