| CT Prosjekt AS | Real estate | 2022 |
| Cwrt AS | Professional & scientific | 2026 |
| Cypripedium Eiendom AS | Real estate | 2013 |
| D3 Holding AS | Information & communication | 2019 |
| Daco Nord AS | Construction | 2018 |
| Daco Nord Holding AS | Professional & scientific | 2025 |
| Dahl Rekruttering AS | Administrative & support | 2024 |
| Dahlberg Holding AS | | 2025 |
| Dakantus AS | Real estate | 1990 |
| Dalby Ingeniørtjenester AS | Professional & scientific | 2022 |
| Dalseng Transport Ans | Transport & logistics | 1997 |
| Danic AS | | 2005 |
| Dantan AS | | 2018 |
| Data-Ring AS | Professional & scientific | 1998 |
| Datastrim Iq AS | Information & communication | 2023 |
| Datavju AS | Information & communication | 2024 |
| Delphi Eiendom AS | Real estate | 2019 |
| Den Norske Auksjonsforretning AS | Wholesale & retail | 1997 |
| Desi Indisk Kitchen AS | Hospitality | 2022 |
| DHS Bygg & Drift Nuf | Construction | 2015 |
| Digimea AS | Information & communication | 2021 |
| Dillevig Holding AS | | 2025 |
| Dingja Holding AS | Real estate | 2015 |
| Dirsuptøren Nuclear 2 AS | | 2025 |
| Disruptøren 2 AS | | 2023 |
| Disruptøren AS | Financial services | 2013 |
| Disruptøren Nuclear 1 AS | | 2024 |
| Dito Invest AS | Financial services | 2009 |
| Dito Invest II AS | | 2025 |
| Dohpe AS | | 2023 |
| Doktor Tysnes AS | Health & social care | 2019 |
| Dorah AS | Professional & scientific | 2013 |
| Dorota Invest AS | Financial services | 2008 |
| DR. Mansoury AS | Health & social care | 2026 |
| Drachir AS | | 2025 |
| Dragen AS | Wholesale & retail | 2019 |
| Drib AS | Professional & scientific | 2017 |
| Dstnkt Agency AS | Wholesale & retail | 2020 |
| Dtbb Invest AS | | 2018 |
| Dugleik AS | Agriculture & fishing | 2022 |
| Durnedo AS | | 2026 |
| Dymo Holding AS | Real estate | 2019 |
| Dyreferd AS | Transport & logistics | 2017 |
| Dyve Holding AS | Real estate | 2009 |
| E B Lund & Co AS | Transport & logistics | 1976 |
| Eaa Invest AS | Financial services | 2009 |
| Earlybird AS | | 2020 |
| Earplug Holding AS | | 2017 |
| Eca Bygg AS | Construction | 2024 |
| Edbo AS | Information & communication | 2016 |
| Edenshave AS | Wholesale & retail | 2019 |
| Effectus Analytics AS | Professional & scientific | 2018 |
| Eg Andreassen AS | Manufacturing | 2015 |
| Ega Capital AS | Financial services | 2014 |
| Egg Arkitekter AS | Professional & scientific | 2008 |
| Eidal Handel AS | Wholesale & retail | 2019 |
| Eidal Invest AS | Wholesale & retail | 2005 |
| Eidjar AS | | 2023 |
| Eidjar Holding AS | Health & social care | 2023 |
| Eiendommene AS | | 2013 |
| Eik Holdings AS | | 2016 |
| Eiksmarka Kjøpesenter V/Anne-Marie Og Finn Hokholt Ans | Real estate | 1995 |
| Eima Bygg Og Utleie AS | Construction | 2022 |
| Eima Eiendom AS | Real estate | 2020 |
| Einar Harboe AS | Financial services | 2005 |
| Eirik Flom Holding AS | | 2022 |
| Ek Kilde Holding AS | | 2026 |
| Ekebiv Invest AS | Professional & scientific | 2026 |
| Eksepsjonell AS | Information & communication | 2018 |
| Ekumene Da | Professional & scientific | 2016 |
| Elin Iversen Design AS | Professional & scientific | 2018 |
| Elipi AS | Professional & scientific | 2019 |
| Elis Holding AS | Financial services | 2017 |
| Elis Invest AS | | 2020 |
| Ellim Invest AS | | 2026 |
| Elvebakken Invest AS | Real estate | 2006 |
| EM83 Holding AS | | 2025 |
| Emesenem AS | Real estate | 2011 |
| Emlo AS | Wholesale & retail | 2011 |
| Emmy Fortitude AS | Professional & scientific | 2017 |
| Endo Unnique AS | Health & social care | 2009 |
| Energetic AS | Wholesale & retail | 2005 |
| Energy&Management AS | Professional & scientific | 2001 |
| Enfre AS | | 2022 |
| Eng Kapital AS | Financial services | 2015 |
| Epb Chartering AS | Transport & logistics | 1991 |
| Epic Invest AS | Information & communication | 2017 |
| Erichsen Racing AS | Arts & recreation | 2010 |
| Esk Finans AS | Real estate | 2021 |
| Espen Gotteberg Holding AS | Real estate | 2021 |
| Espevi AS | Professional & scientific | 2011 |
| Essor Invest AS | | 2024 |
| Estudio K AS | Other services | 2015 |
| Eva Marie Johnsen AS | | 2024 |
| Even Better AS | Financial services | 2008 |
| Excellere AS | Professional & scientific | 2025 |
| Excs AS | Wholesale & retail | 2014 |
| Expected Value AS | Professional & scientific | 2024 |
| Fant Investering AS | Financial services | 2014 |
| Fas Invest AS | Financial services | 2009 |