| Nden AS | Information & communication | 2021 |
| Nidingr Da | Arts & recreation | 2017 |
| Nome Invest AS | Professional & scientific | 2019 |
| Nordre Vestfold Nell Renhold AS | Administrative & support | 2020 |
| Norsk Data AS | Real estate | 2025 |
| Norsk Grend AS | Hospitality | 2026 |
| Nummus Holding AS | | 2025 |
| O. G. Holding AS | Real estate | 2005 |
| O.G. Eiendom AS | Real estate | 2004 |
| Odd Heiberg AS | Construction | 2002 |
| Olinked AS | Information & communication | 2023 |
| Olinked Holding AS | | 2026 |
| Opv Invest AS | Other services | 2024 |
| Oxytech AS | Transport & logistics | 1998 |
| Pixlybox AS | Information & communication | 2026 |
| Premani AS | Professional & scientific | 2021 |
| R.L Invest AS | | 2024 |
| Rac Group AS | Real estate | 2010 |
| Rac Invest AS | Manufacturing | 2015 |
| Rambergveien 13 AS | Real estate | 2020 |
| Reolkurs AS | Education | 2026 |
| Resplendence AS | | 2025 |
| Rheinmetall Nordic AS | Manufacturing | 1987 |
| Rist Aslaksen Holding AS | Construction | 2022 |
| Rydberg Distribusjon AS | Professional & scientific | 1996 |
| S24 Norway Holding AS | Real estate | 2016 |
| Safenor AS | Wholesale & retail | 2013 |
| Safran Sensing Technologies Norway AS | Manufacturing | 2012 |
| Sande Mølle AS | Real estate | 1988 |
| Sayit Consulting AS | Information & communication | 2002 |
| Scan Logistic Partner AS | Transport & logistics | 2007 |
| Sensocure AS | Manufacturing | 2011 |
| Sentrum 2 AS | Real estate | 2015 |
| Si Holding AS | | 2023 |
| Singh Group AS | Information & communication | 2022 |
| Skogsholm Holding AS | Financial services | 2020 |
| Skoppum Eiendomsutvikling AS | Real estate | 1974 |
| Skoppum Holding AS | Manufacturing | 2005 |
| Skoppum Mekaniske Verksted AS | Manufacturing | 1987 |
| Smartwater AS | Information & communication | 2022 |
| Smisle Invest AS | Professional & scientific | 2020 |
| Snapsrød Holding AS | | 2025 |
| Sports Cards Norge AS | Professional & scientific | 2017 |
| SSP Drift AS | Construction | 2023 |
| Stalsbergveien 5 AS | Real estate | 2014 |
| Steinar Frellumstad Kran Og Transport AS | Transport & logistics | 1999 |
| Stevid Elektro AS | Manufacturing | 1989 |
| STO24 Nor Operative AS | Real estate | 2022 |
| Sveis-Stål-Montasje Børre Larsen AS | Manufacturing | 2016 |
| System Service AS | Manufacturing | 2020 |
| Syvende STORAGE24 AS | Real estate | 2011 |
| Techni AS | Professional & scientific | 1997 |
| Techni Holding AS | Professional & scientific | 2005 |
| TH Prosjekt AS | Construction | 2026 |
| The Friday Invest AS | Information & communication | 2020 |
| Tiende STORAGE24 AS | Real estate | 2017 |
| Timbermaw Holding AS | | 2025 |
| Tip AS | Professional & scientific | 2002 |
| TM Salgstjenester Da | Wholesale & retail | 2005 |
| Tolvte STORAGE24 AS | Real estate | 2017 |
| Top AS | Wholesale & retail | 2007 |
| Top Racing Hesteutstyr AS | Wholesale & retail | 2022 |
| Traka Norge AS | Wholesale & retail | 2012 |
| Tredje STORAGE24 AS | Real estate | 2016 |
| Tveiten Næringspark AS | Real estate | 2021 |
| Tverrmyra 5 AS | Real estate | 2022 |
| Valentra AS | Professional & scientific | 2026 |
| Varde Kaffehus AS | Wholesale & retail | 2019 |
| Varde Services AS | | 2025 |
| VBK AS | Manufacturing | 2002 |
| VBK Eiendom AS | Real estate | 2004 |
| Vegbistand AS | Professional & scientific | 2023 |
| Vestfold Energiformidling Ans | Energy | 1999 |
| Vestfold Foliesenter AS | Professional & scientific | 2021 |
| Villaborg AS | Wholesale & retail | 2016 |
| Viulsrødlia AS | Real estate | 2026 |
| Wut Invest AS | Financial services | 2016 |
| Xenia Breeding & Dressage AS | Agriculture & fishing | 2018 |
| Xenia Consult AS | Professional & scientific | 2015 |
| Åttende STORAGE24 AS | Real estate | 2016 |
| Øyvinds Trafikkskole AS | Education | 2000 |