| Kaupang Invest AS | Real estate | 2018 |
| Keb-Vet AS | Professional & scientific | 2025 |
| Kepler Bilservice AS | Other services | 2011 |
| KH Investment AS | Administrative & support | 2016 |
| Kim Stian Olsen AS | Health & social care | 2012 |
| Kjelle Utvikling AS | Real estate | 2014 |
| Kka Holding AS | Financial services | 2013 |
| Klar Tanke AS | Arts & recreation | 2025 |
| Knut Søby AS | Construction | 2021 |
| Kodal Servicebygg AS | Real estate | 1988 |
| Kofoed Holding AS | Financial services | 2013 |
| Kowloon City Restaurant AS | Hospitality | 2014 |
| Kristoffer Grytnes Holding AS | | 2025 |
| Kristoffer Smith Malerservice AS | Construction | 2022 |
| KTP Eiendom AS | Real estate | 2004 |
| Kuba Norge AS | Information & communication | 2011 |
| Kvernhus Utvikling AS | Real estate | 2010 |
| Kvitberg Invest AS | Real estate | 2021 |
| Lars Christensen Dampsag & Høvleri AS | Agriculture & fishing | 1915 |
| LHH Holding AS | Real estate | 2022 |
| Lilienberg AS | | 2023 |
| Lillesand Hageservice Ans | Administrative & support | 1994 |
| Lina's AS | Administrative & support | 2016 |
| Logel AS | Professional & scientific | 2022 |
| Lokal Byggservice AS | Construction | 2020 |
| LR Prosjekt AS | Professional & scientific | 2025 |
| LRM AS | | 2005 |
| Lux Eiendom AS | Real estate | 2016 |
| Mabu AS | Information & communication | 2009 |
| Maginel AS | Real estate | 2008 |
| Maler Mæhle AS | Construction | 2021 |
| Malergutta AS | Construction | 2023 |
| Malerpro AS | Construction | 2017 |
| Matknutsen AS | Wholesale & retail | 2014 |
| Mekko AS | Financial services | 2002 |
| Mits Hydraulikk AS | Wholesale & retail | 2021 |
| Mits Invest AS | Real estate | 2024 |
| Mobile Auto Vestfold AS | Wholesale & retail | 2020 |
| Mobile Jarlsberg AS | Other services | 1991 |
| Mobile Trading AS | Wholesale & retail | 2007 |
| Morris AS | Administrative & support | 1994 |
| Morris Autohandel AS | Professional & scientific | 1968 |
| Morten Eriksen Holding AS | | 2025 |
| Motorcykkel Trafikkskole AS | Education | 2022 |
| MR. Pukk AS | Real estate | 2010 |
| MTK Eiendom AS | Real estate | 2026 |
| MTK Holding AS | | 2026 |
| MTK Skolen AS | Education | 2014 |
| Multiservice AS | Administrative & support | 2020 |
| Multiterm AS | | 2026 |
| Murmester Dag Arne Nilsen AS | Construction | 1994 |
| MVT Tønsberg AS | Other services | 2005 |
| MVT Åskollen 4 AS | Real estate | 2021 |
| MVT Åskollen AS | Real estate | 2021 |
| Myremoen Hestesportsenter AS | Arts & recreation | 2015 |
| Nedre Langgt. 26C AS | Real estate | 2010 |
| Nedre Langgt. 28C AS | Real estate | 2005 |
| Nedre Åsen AS | Real estate | 2005 |
| Nettverket Fornyelse AS | Other services | 2013 |
| Ninas Sushi AS | Hospitality | 2016 |
| Norbotek AS | Professional & scientific | 2005 |
| Nord Brannsikring AS | Professional & scientific | 2019 |
| Norden Tubes AB | Manufacturing | 2001 |
| Nordic Food Supplements AS | Agriculture & fishing | 2014 |
| Nordlyset Holdning AS | Wholesale & retail | 2024 |
| Norges Elektro AS | Construction | 2005 |
| Normedi Norge AS | Wholesale & retail | 2014 |
| Norsk Terrengkjøretøysenter AS | Wholesale & retail | 2021 |
| Norwegian Film AS | Administrative & support | 2007 |
| Nosmoke AS | Wholesale & retail | 2021 |
| Olborg Invest AS | Real estate | 2012 |
| Ole & Vidars Hageservice Da | Administrative & support | 1993 |
| Olimb Rørfornying Øst AS | Construction | 2023 |
| Ollebukta 4 AS | Real estate | 2005 |
| Olsen Byggservice AS | Construction | 2016 |
| Olsen Byggservice Prosjekt AS | Construction | 2024 |
| Olympia Sport AS | Wholesale & retail | 2005 |
| Omega TDS AS | Wholesale & retail | 2007 |
| Onyx Morningstar AS | | 2019 |
| Opsjon Syd AS | Real estate | 2024 |
| Overhill Holding AS | Wholesale & retail | 2021 |
| Pedersen Kran & Transport AS | Construction | 2011 |
| Pema Miljøteknikk AS | Other services | 1994 |
| Pema-Gruppen AS | | 2025 |
| Petter Lyng Holding AS | | 2020 |
| Petter Nyvoll AS | Other services | 2022 |
| Phoenix Eiendom AS | Wholesale & retail | 2004 |
| Phoenix Us Car AS | Wholesale & retail | 2023 |
| Phoenix Us Cars AS | Wholesale & retail | 2003 |
| Pina Invest AS | | 2020 |
| Pit Stop AS | Wholesale & retail | 2015 |
| Pizza Napoli AS | Hospitality | 2025 |
| Probas AS | Professional & scientific | 2018 |
| Puls Bygg AS | Construction | 2024 |
| RB Ingeniørtjenester AS | Professional & scientific | 2025 |
| Recursion Endeavours AS | Information & communication | 2025 |
| Reklima AS | Professional & scientific | 2016 |
| Renoform AS | Professional & scientific | 2016 |
| Rikerud AS | Other services | 2022 |
| Riksen Holding AS | Real estate | 2015 |