| Bokemoa Invest AS | Real estate | 2019 |
| Bomann Norge AS | Wholesale & retail | 1990 |
| Borgano AS | Wholesale & retail | 2005 |
| Borgen Invest AS | Real estate | 1985 |
| Borges Eiendom AS | Administrative & support | 2023 |
| Borgeskogen 16 AS | Real estate | 2014 |
| Borgeskogen 32 AS | Real estate | 2011 |
| Borgeskogen 34 AS | Real estate | 2026 |
| Borgeskogen 4 AS | Real estate | 2020 |
| Borgeskogen Eiendomsselskap AS | Real estate | 2004 |
| Borgeskogen Elektro AS | Construction | 1997 |
| Borgeskogen Næringsområde SA | Administrative & support | 2005 |
| Borgeskogen Transport AS | Construction | 2007 |
| Borgeskogen Treningssenter AS | Arts & recreation | 2015 |
| Borgeskogentoppen 3 AS | Real estate | 2022 |
| Borgeskogtoppen 11 AS | Real estate | 2022 |
| Borgeskogtoppen 9 AS | Real estate | 2022 |
| Boss Hoss Cycles Norway AS | Wholesale & retail | 2018 |
| Boyer Bil AS | Wholesale & retail | 2025 |
| Brage Consulting AS | Professional & scientific | 1999 |
| Bratseth Energy AS | Construction | 2009 |
| Bredholt Gård AS | Agriculture & fishing | 2017 |
| Brødrene Braathen Handel AS | Wholesale & retail | 2011 |
| Bygg & Industri Norge AS | Construction | 2010 |
| Bygg Og Graving AS | Construction | 2026 |
| Byggmester Skjelbred AS | Construction | 2025 |
| Byggmester Torstein Sommerstad AS | Construction | 2018 |
| Byggmestrene Grytnes & Norheim AS | Construction | 2022 |
| Byggstål AS | Manufacturing | 2022 |
| C-You AS | Manufacturing | 2017 |
| Cairmon AS | Financial services | 2005 |
| Camillah Invest AS | | 2019 |
| Cape Eiendom AS | Real estate | 2026 |
| Celcius AS | Agriculture & fishing | 2015 |
| Cesana Invest AS | | 2024 |
| CG Holdco AS | | 2023 |
| Charlie Made This AS | Arts & recreation | 2024 |
| Chi Holding AS | Real estate | 2022 |
| Chic Frisør Stokke AS | Other services | 2010 |
| Christensen CC Rørservice AS | Construction | 2015 |
| Cleanpipe Solutions AS | Administrative & support | 2018 |
| Cognia AS | Other services | 2016 |
| Cognia Capital AS | Professional & scientific | 2021 |
| Cognia Eiendom AS | Real estate | 2016 |
| Cognia Eiendomsdrift AS | Real estate | 2018 |
| Cognia Holding AS | Other services | 2018 |
| Cognia Technology AS | Information & communication | 2018 |
| Cognify AS | Information & communication | 2019 |
| Corebit AS | Information & communication | 2023 |
| Corevia AS | Information & communication | 2024 |
| Covershield AS | Manufacturing | 2022 |
| Credo Vekst AS | Administrative & support | 2006 |
| D4NDELIONS AS | | 2019 |
| Dafja Invest AS | Financial services | 2015 |
| Dahlen Sag & Høvleri Ans | Manufacturing | 1993 |
| Dammen AS | Real estate | 2020 |
| Demaso AS | Wholesale & retail | 2013 |
| Den Gode Baker AS | Manufacturing | 2004 |
| Den Gode Baker Holding AS | Manufacturing | 2005 |
| Denvago AS | Construction | 2006 |
| Desiree Mattsson AS | Professional & scientific | 2026 |
| Desmo AS | Financial services | 2015 |
| Devina Holding AS | Financial services | 2018 |
| DGT Bygg AS | Construction | 2013 |
| Dinbutikk Ans | Wholesale & retail | 1999 |
| Ditech AS | Wholesale & retail | 1989 |
| Do IT Solutions AS | Information & communication | 2013 |
| Doctor Glass Borgeskogen AS | Other services | 2023 |
| Doctorgaarden AS | Real estate | 2021 |
| Dot Duozink AS | Manufacturing | 2003 |
| Driftsgutta AS | Administrative & support | 2016 |
| Drive AS | Other services | 2005 |
| DRP Bygg AS | Construction | 2021 |
| DRP Forvaltning AS | Construction | 2021 |
| Duo Regnskap AS | Professional & scientific | 2024 |
| Dutch Delicacies AS | | 2025 |
| Dvelop Eiendom AS | Real estate | 2010 |
| E18 Budet AS | Transport & logistics | 2022 |
| Easy.No AS | Other services | 2021 |
| Eiken Maritime AS | Wholesale & retail | 2020 |
| Eiva Eiendom AS | Real estate | 1997 |
| Eiva-Safex AS | Wholesale & retail | 1989 |
| Ek Vind AS | Construction | 2019 |
| Ekby AS | Manufacturing | 1998 |
| El-Service Din El Og IT Installatør AS | Construction | 2013 |
| Elementi Group AS | Wholesale & retail | 2021 |
| Ellefsen Matsenter AS | Wholesale & retail | 2010 |
| Elywhere AS | Professional & scientific | 2021 |
| Elywhere Group AS | Professional & scientific | 2022 |
| Elywhere International AS | Professional & scientific | 2022 |
| Elywhere Technologies AS | Professional & scientific | 2021 |
| Emet AS | Manufacturing | 1975 |
| Eng Fugl AS | Manufacturing | 2016 |
| Eni Eiendom AS | Real estate | 1988 |
| Entercore AS | Professional & scientific | 1998 |
| Entrada AS | Administrative & support | 2016 |
| Epta Refrigeration Norway AS | Wholesale & retail | 1980 |
| Eriko Eiendom AS | Real estate | 2024 |
| Esparx AS | Other services | 2026 |
| Espen Borge Holding AS | | 2024 |