| Leadership Pipeline Institute Norge AS | Professional & scientific | 2015 |
| Leasecloud AS | Administrative & support | 2018 |
| Leh Holding AS | Real estate | 2006 |
| Leinweber AS | Professional & scientific | 2026 |
| Lelimit AS | Information & communication | 2015 |
| Lilleville AS | Professional & scientific | 1995 |
| Lmvb Invest AS | | 2026 |
| Lofoten Extreme AS | Arts & recreation | 2016 |
| Lofoten Panorama AS | Construction | 2015 |
| Lofoten Park AS | Real estate | 2018 |
| Lund Møbeltransport AS | Transport & logistics | 2012 |
| Males AS | Construction | 2017 |
| Markviss AS | Professional & scientific | 2016 |
| Maxspar Norge AS | Wholesale & retail | 2020 |
| Mediahub AS | Professional & scientific | 2020 |
| Micro Data Da | Wholesale & retail | 1998 |
| Miradent AS | Health & social care | 2025 |
| MK Maskin & Anlegg AS | Administrative & support | 2024 |
| ML Holding AS | Construction | 2009 |
| Mommos Da | Professional & scientific | 2022 |
| Mortens Murte Ovner Ans | Construction | 2002 |
| Mudul AS | Professional & scientific | 2020 |
| Multicare AS | Other services | 2000 |
| Multicare Eiendom AS | Real estate | 2019 |
| Murmester Per Røseplass AS | Construction | 2020 |
| Murmester Rune Kristiansen AS | Construction | 2011 |
| Muskel Og Skjelett Terapeuten AS | Health & social care | 2021 |
| Mølndalen Invest AS | Financial services | 2015 |
| Na Rør AS | Construction | 2024 |
| Naka Autosport AS | Wholesale & retail | 2017 |
| Nesberget AS | Construction | 2021 |
| Niro Eiendomsservice AS | Administrative & support | 2008 |
| Nlmk Clabecq SA | Administrative & support | 2013 |
| Nokoanna AS | Wholesale & retail | 2009 |
| Nom Holding AS | Wholesale & retail | 2012 |
| Nord Overseas Automotive Distribution AS | Wholesale & retail | 2020 |
| Norgene Biotechnologies AS | Manufacturing | 2024 |
| Norgeodesi AS | Wholesale & retail | 1994 |
| Normann Olsen Maskin AS | Wholesale & retail | 1958 |
| Normatech AS | Professional & scientific | 2026 |
| Normind Solutions AS | Professional & scientific | 2026 |
| Norsecraft Tec AS | Construction | 2011 |
| Northern Vision AS | | 1997 |
| Nortopp AS | | 2024 |
| Norwegian Car Exports AS | Wholesale & retail | 2013 |
| Nova Raadgivning AS | Professional & scientific | 2025 |
| Noveco AS | Professional & scientific | 2007 |
| O Reistad AS | Wholesale & retail | 1989 |
| O. Johanssen Bakery AS | Wholesale & retail | 1967 |
| Orestua AS | Financial services | 2014 |
| Oslo Bilutleie AS | Administrative & support | 2014 |
| Oslo Bærum Vann & Varme AS | Construction | 2020 |
| Oslo Glasscoating Ans | | 1994 |
| Outlet Invest AS | Wholesale & retail | 2015 |
| Paulis Foodtrucks AS | Hospitality | 2024 |
| PC Vennen AS | Information & communication | 2008 |
| PDM Invest AS | Real estate | 2015 |
| Pdma AS | Professional & scientific | 2024 |
| Pdmb AS | Professional & scientific | 2024 |
| Pemi AS | Financial services | 2005 |
| Pestana Invest AS | | 2024 |
| Pilt Holding AS | | 2025 |
| Plattform 12 AS | Education | 2014 |
| Plie AS | | 2020 |
| Plumbo AS | Manufacturing | 1998 |
| PR Capital AS | | 2024 |
| Qbig AS | Information & communication | 2020 |
| QRT Invest AS | | 2026 |
| Ramberg Konsult AS | Education | 2022 |
| Red Cygnus Technology Ltd | Information & communication | 2012 |
| Ren Snekker AS | Construction | 2023 |
| Ringeriksveien 162B AS | Administrative & support | 2002 |
| Ringeriksveien 164 AS | Real estate | 2018 |
| Ringeriksveien Invest AS | Real estate | 2019 |
| RMK Holding AS | | 2021 |
| RML AS | Education | 2018 |
| Rolsto AS | Real estate | 2019 |
| Roswall Invest AS | Wholesale & retail | 2008 |
| Rubi Prosjektledelse AS | Professional & scientific | 2014 |
| Rud Mekanikk AS | Manufacturing | 2021 |
| Rud Mekanikk Holding AS | Manufacturing | 2021 |
| Råd & Regnskap Eiendom AS | Real estate | 2012 |
| S-Vegen AS | Wholesale & retail | 2023 |
| Saghuset Hesselberg AS | Wholesale & retail | 2025 |
| Sam Studio AS | Other services | 2024 |
| Sandvika VVS Senter AS | Construction | 2018 |
| Sard AS | Information & communication | 2022 |
| Sardal Logistics AS | Transport & logistics | 2026 |
| Scarabee AS | Financial services | 2008 |
| Seal Solution (Nordic) AS | Wholesale & retail | 2016 |
| Seierstad AS | Construction | 2020 |
| Seierstad Geo AS | Professional & scientific | 2009 |
| Seierstad Pelemaskiner AS | Construction | 2004 |
| Sentinel Holding AS | | 2025 |
| Serviceriet AS | Administrative & support | 2004 |
| Shubh Invest AS | | 2022 |
| Skarboe Holding AS | | 2026 |
| Solberg Glass AS | Construction | 2013 |
| Solinar AS | Construction | 2023 |
| Sombra Film Nuf | Information & communication | 2005 |