| Dapes AS | Professional & scientific | 2013 |
| Defa Eiendom AS | Financial services | 2005 |
| Defa Endeavour AS | | 2020 |
| Defa Lighting AS | Wholesale & retail | 2023 |
| Dekar Tomteutvikling AS | Mining & quarrying | 2018 |
| Demc AS | Professional & scientific | 2019 |
| Dermanordic AS | Wholesale & retail | 1994 |
| Dermanordic Holding AS | Wholesale & retail | 2007 |
| Det Går Bra Nu AS | | 2022 |
| Digitize AS | Wholesale & retail | 2016 |
| Drengsrudbekken 8 AS | Real estate | 2016 |
| Driftscompagniet FM AS | Administrative & support | 1995 |
| Drømmekjøkkenet Billingstad AS | Wholesale & retail | 2014 |
| Dta Innovations AS | | 2026 |
| DTT Capital AS | Financial services | 2016 |
| Dynamic Property Invest AS | Real estate | 2020 |
| Dyrlegen På Billingstad Da | Professional & scientific | 2008 |
| Dressmann A/S | Wholesale & retail | 1988 |
| Dønnestad Eiendom AS | Real estate | 2026 |
| Dønnestad Holding AS | | 2026 |
| Eaf Holding AS | Real estate | 2021 |
| Echom AS | Professional & scientific | 2025 |
| Ecofi AS | Professional & scientific | 2018 |
| Edvardsløkka Bolig AS | Real estate | 2020 |
| Eiendomsinvestor Management AS | Real estate | 2009 |
| Eiendomsselskapet B25 AS | Real estate | 2012 |
| Eienor AS | Real estate | 2003 |
| Eikenes Medical AS | Health & social care | 2021 |
| Eiker Tomteselskap AS | | 2004 |
| Elegant Rens Og Søm AS | Other services | 2023 |
| Elektronikkforlaget AS | Information & communication | 1995 |
| Elje Billingstad AS | Manufacturing | 2013 |
| Elveveien AS | Real estate | 2021 |
| Emanuelsen Invest AS | | 2021 |
| Empact Norway AS | Information & communication | 2023 |
| Employit AS | Administrative & support | 2023 |
| Energyexe AS | Professional & scientific | 2025 |
| Energynest AS | Professional & scientific | 2011 |
| Engel Kapital AS | | 2024 |
| Enviroprocess Norway AS | Wholesale & retail | 2008 |
| Eoh Engineering Drift AS | Wholesale & retail | 2016 |
| Eoh Holding AS | Wholesale & retail | 2004 |
| Epic Media AS | Information & communication | 2024 |
| Epj AS | Professional & scientific | 2026 |
| Equro Group AS | Professional & scientific | 2024 |
| Equro Holding AS | Information & communication | 2006 |
| Equro Issuer Services AS | Financial services | 2015 |
| Equro Solutions AS | Information & communication | 2007 |
| Erhym AS | | 2026 |
| Erik Net-Working Invest AS | Professional & scientific | 2005 |
| Ermama AS | | 2023 |
| Erø Holding AS | Financial services | 2005 |
| Escendo Consulting AS | Real estate | 2006 |
| Esmaso Invest AS | Real estate | 2014 |
| Espro Holding AS | Real estate | 2021 |
| Euler AS | Professional & scientific | 1990 |
| Everyday Harmony AS | Health & social care | 2016 |
| Ex Machina AS | Real estate | 2024 |
| Excudo AS | Wholesale & retail | 2011 |
| Excudo Invest AS | Wholesale & retail | 2011 |
| Exsentra Eiendom AS | Real estate | 2014 |
| Exsentra Eiendom Holding AS | | 2025 |
| Fagerbakk AS | Financial services | 2017 |
| Fagertunet AS | Professional & scientific | 2016 |
| Fakta Renhold AS | Administrative & support | 1998 |
| Fam Pedersen AS | | 2022 |
| Fam Pedersen Limited Nuf | Financial services | 2010 |
| Fathom Norge AS | Information & communication | 2021 |
| Fausa Finans AS | Professional & scientific | 2012 |
| Fifth Season AS | Information & communication | 1999 |
| Finance Resources RL AS | Professional & scientific | 2018 |
| Finnai AS | Information & communication | 2025 |
| First Auto AS | Wholesale & retail | 2019 |
| First Auto Export AS | Wholesale & retail | 2023 |
| First Auto Mopedbil AS | Wholesale & retail | 2024 |
| First Look AS | Wholesale & retail | 2025 |
| Fixologi AS | Health & social care | 2012 |
| Fleisch Holding AS | | 2020 |
| Floriss Drift AS | Wholesale & retail | 1996 |
| Flow Energy AS | Health & social care | 2016 |
| Flow-Teknikk AS | Wholesale & retail | 2006 |
| Flowrunners AS | Health & social care | 2016 |
| Flux Invest AS | Financial services | 2012 |
| Flyplass Eiendom AS | Real estate | 2017 |
| Fondsspar AS | Wholesale & retail | 2016 |
| Formuementor Wealthmentor AS | Professional & scientific | 2020 |
| Formula Automobile Norge AS | Other services | 2008 |
| Formula Leasing AS | Administrative & support | 2015 |
| Forum Lex AS | Real estate | 2005 |
| Forus-Nord AS | Real estate | 2006 |
| Foto.No Pro AS | Real estate | 2010 |
| Frednes Prosjekt AS | | 2021 |
| Fredriks Invest AS | | 2020 |
| Freidun Karami Tannlege AS | Health & social care | 2019 |
| Frogner Installasjon AS | Construction | 1987 |
| Frontpartner AS | Administrative & support | 2002 |
| Frostec AS | Wholesale & retail | 2022 |
| Frøytor Eiendom AS | Real estate | 2020 |
| Gapsolutions Norge AS | Information & communication | 2011 |
| Geir Lysne AS | Arts & recreation | 2016 |