| 16D Digitalisering AS | Information & communication | 2014 |
| 3MW Integrity AS | Professional & scientific | 2015 |
| 47BYGG AS | Construction | 2019 |
| Actual Human Size AS | Professional & scientific | 2023 |
| Amer Holding AS | Real estate | 2005 |
| Art Ambient AS | Information & communication | 2024 |
| AS Hoff Sandtak | Real estate | 1961 |
| Audiocenteret Engros AS | Wholesale & retail | 2025 |
| Auto Society AS | Information & communication | 2025 |
| Berg & Pettersen Da | Transport & logistics | 2016 |
| Berg Adventures AS | Transport & logistics | 2023 |
| Boost IT AS | Information & communication | 2010 |
| Bukta Vann- Og Avløpsanlegg SA | Water & waste | 2022 |
| Buskerud Betongvarefabrikk AS | Manufacturing | 1985 |
| Buskerud Betongvarefabrikk Eiendom AS | Manufacturing | 2006 |
| Buskerud Betongvarefabrikk Holding AS | Manufacturing | 2006 |
| Bygg Og Eiendomspartner AS | Construction | 2011 |
| Cber Holding AS | Real estate | 2012 |
| Con-Son Invest AS | Manufacturing | 2006 |
| Conseek AS | Wholesale & retail | 1992 |
| Crypten AS | Real estate | 2005 |
| Dedekam Holding AS | Real estate | 2009 |
| Ekh Holding AS | Manufacturing | 2016 |
| Eloro AS | | 2023 |
| Emen AS | Other services | 2024 |
| Erik Engen Eftf AS | | 2022 |
| Erik Hoel AS | Manufacturing | 2016 |
| Erlemar Holding AS | | 2016 |
| Feelgood Folkehelse AS | Arts & recreation | 2021 |
| Feelgood Reiser AS | Administrative & support | 2022 |
| FH Transport AS | Transport & logistics | 2007 |
| Fresh & Easy AS | Wholesale & retail | 2023 |
| Frøken Betzy Kro AS | Hospitality | 2024 |
| Glanstak AS | Administrative & support | 2025 |
| Green Power AS | Wholesale & retail | 2015 |
| Grilligion AS | Hospitality | 2026 |
| Heffalompen Holding AS | Construction | 2006 |
| Hjemm AS | Financial services | 2005 |
| Hofseth Akva AS | | 2019 |
| Holmshornet AS | Wholesale & retail | 2017 |
| Hurum Mølle AS | Manufacturing | 2013 |
| Hurum Mølle Eiendom AS | Real estate | 2013 |
| Ij Tekno Sveis Ans Kalager Og Johnsen | Construction | 1989 |
| Infinitygoals AS | Professional & scientific | 2023 |
| Infira AS | Wholesale & retail | 2017 |
| Instrumentverkstedet AS | Other services | 2024 |
| Jacob & Jows AS | Administrative & support | 2012 |
| Johny's Pies AS | Manufacturing | 2024 |
| KJF AS | Construction | 2021 |
| Klokkarstua Auto AS | Other services | 2012 |
| Klokkarstua Energi AS | Wholesale & retail | 2010 |
| Lavkarbonbygg AS | Professional & scientific | 2021 |
| Leadership Execution AS | Professional & scientific | 2026 |
| Max Matteus Holding AS | | 2025 |
| MR. Pukk Furuset AS | Arts & recreation | 1998 |
| MTF Bil AS | Wholesale & retail | 2012 |
| Mutec AS | Wholesale & retail | 2024 |
| NK Vekst AS | Professional & scientific | 2012 |
| Nox Products AS | Manufacturing | 2005 |
| Næringseiendom 11 AS | Real estate | 2025 |
| Oswald Trebygg AS | Construction | 2020 |
| Otto Blichfeldt AS | Construction | 2013 |
| Oyha AS | | 2023 |
| Parrington Betong AS | Construction | 2023 |
| Pernille Ans | Manufacturing | 1998 |
| Porttelefon Service AS | Construction | 2005 |
| Pretect AS | Manufacturing | 1998 |
| Profitnor AS | Professional & scientific | 2018 |
| Proterm Service AS | Construction | 1989 |
| Reg Holding AS | Professional & scientific | 2005 |
| Rokkestad Maskin AS | Transport & logistics | 2009 |
| Skosøstrene & Sånt AS | Wholesale & retail | 2020 |
| SLW Holding AS | | 2023 |
| Smak Av Italia AS | Wholesale & retail | 2009 |
| Smart Home AS | Real estate | 2012 |
| Smart Invest Holding AS | Wholesale & retail | 2019 |
| Smart Park Solution AS | Information & communication | 2020 |
| Sommerro Musikk AS | Education | 2024 |
| Steinsentralen AS | Wholesale & retail | 2022 |
| Størseth Eiendom AS | Real estate | 2025 |
| Sund Bygg AS | Construction | 2015 |
| Svelviksand AS | Mining & quarrying | 1915 |
| Søs Invest AS | Financial services | 2005 |
| TJ Rammeverk AS | Real estate | 2009 |
| Torstvedt Kiropraktortjenester AS | Health & social care | 2024 |
| Trieye AS | Manufacturing | 2017 |
| Tømrermester Lere AS | Construction | 2021 |
| Ugstad Invest AS | Professional & scientific | 2020 |
| Universe Profile AS | Wholesale & retail | 2022 |
| Veterinær Anette Ødeskaug AS | Professional & scientific | 2025 |
| Vikens Holding AS | | 2026 |
| Vikens Utleie AS | Professional & scientific | 2024 |
| Windmill Records Da | Arts & recreation | 2010 |
| Woll Eiendom AS | Agriculture & fishing | 2016 |
| Yaak Recruitment and Consultancy AS | Administrative & support | 2024 |