| Econder AS | | 2021 |
| Econergy AS | Professional & scientific | 2022 |
| Ecopulse Partners AS | | 2025 |
| Ecor AS | Professional & scientific | 2024 |
| Ecorn AS | | 2021 |
| Ecourage AS | Professional & scientific | 2019 |
| Ecovice AS | Professional & scientific | 2005 |
| Ecteras AS | Professional & scientific | 2016 |
| Ecv AS | Real estate | 2017 |
| Edac Invest AS | | 2019 |
| Edapt AS | Professional & scientific | 2023 |
| Ede Investments AS | Financial services | 2017 |
| Edelivery AS | Transport & logistics | 2014 |
| Edelweiss AS | Real estate | 2013 |
| Eden Reklame AS | Professional & scientific | 2019 |
| Eder Biesel Arkitekter AS | Professional & scientific | 2008 |
| Edera AS | Information & communication | 2012 |
| Edera II AS | Information & communication | 2018 |
| Edge Health Tech AS | Professional & scientific | 2020 |
| Edinburgh AS | | 2024 |
| Educatia AS | Information & communication | 2001 |
| Edwin Holding AS | | 2024 |
| Ee Balanse AS | Health & social care | 2022 |
| Ee Services AS | Professional & scientific | 2007 |
| Eeansatt Holding AS | Professional & scientific | 2013 |
| Ef Engineering AS | Professional & scientific | 2025 |
| Ef Motor Gruppen AS | | 2024 |
| Effektiv Teknologi AS | Construction | 2015 |
| Eføy Investering AS | Financial services | 2018 |
| Eføy Kapital AS | Financial services | 2019 |
| Eg - Kompetanse AS | Professional & scientific | 2015 |
| Eg Fikse AS | Administrative & support | 2018 |
| Egam Holding AS | | 2026 |
| Egats AS | Health & social care | 2017 |
| Egeland Auto AS | Wholesale & retail | 2015 |
| Egelandsgarden AS | Real estate | 2005 |
| Egenes AS | Professional & scientific | 2005 |
| Egenes Leilighetshotell AS | Real estate | 2006 |
| Egenes Parkering Og Drift AS | Transport & logistics | 2007 |
| Egenes Technology AS | Professional & scientific | 2013 |
| Egersund Næringspark AS | Real estate | 2007 |
| Egersund Næringspark Langholmen AS | Real estate | 2008 |
| Egersund Tegnekontor AS | Professional & scientific | 2005 |
| Egersund Vind AS | Energy | 2009 |
| Eggo AS | Professional & scientific | 2017 |
| Egil Holding AS | Real estate | 2005 |
| Ego Network AS | Education | 1998 |
| Egyptian King AS | Real estate | 2021 |
| Eh Investering I AS | Real estate | 2016 |
| Eh Kapital AS | Professional & scientific | 2020 |
| Ehb AS | Administrative & support | 2023 |
| Ehb Drift AS | Administrative & support | 2023 |
| Ehe Eiendom AS | Financial services | 2005 |
| Eiane Investering AS | | 2025 |
| Eibb AS | Real estate | 2007 |
| Eibh AS | Real estate | 2019 |
| Eibo AS | Real estate | 2004 |
| Eide Holdings AS | | 2020 |
| Eide Vekst AS | Financial services | 2021 |
| Eidem AS | Information & communication | 1990 |
| Eidet AS | Real estate | 2007 |
| Eideull Invest AS | | 2026 |
| Eie Invest AS | Real estate | 2022 |
| Eie Musikk AS | Arts & recreation | 2024 |
| Eien AS | Real estate | 2022 |
| Eiendomsbørsen AS | Real estate | 1999 |
| Eiendomsdrift AS | Real estate | 1977 |
| Eiendomsmegler 1 Sør-Norge AS | Real estate | 1990 |
| Eiendomsmegling Holding AS | Real estate | 2007 |
| Eiendomspleie Da | Real estate | 2002 |
| Eifo Holding AS | Real estate | 2005 |
| Eiga AS | | 2023 |
| Eiganes Holding AS | | 2020 |
| Eiganes Resturantdrift AS | Hospitality | 2025 |
| Eiganesveien 16 AS | Real estate | 2002 |
| Eiganesveien 95 AS | Real estate | 2012 |
| Eik Hjemli Holding AS | | 2024 |
| Eika Landskap AS | Professional & scientific | 2019 |
| Eikeberget AS | Real estate | 2014 |
| Eikeparken AS | Real estate | 2025 |
| Eiketun Holding AS | Financial services | 2010 |
| Eikhaugen Eiendom AS | Real estate | 2021 |
| Eikhill AS | | 2012 |
| Eikill Holding AS | Professional & scientific | 2019 |
| Eikill Rig Consultant AS | Professional & scientific | 2019 |
| Eikje AS | Information & communication | 2005 |
| Eiktyr Tomter 1 AS | Real estate | 2024 |
| Eiktyr Tomter 2 AS | Real estate | 2024 |
| Eiktyr Tomter 3 AS | Real estate | 2024 |
| Eiktyr Tomter 4 AS | Real estate | 2024 |
| Eikunda Eiendom AS | Real estate | 2021 |
| Eilach AS | | 2021 |
| Eilert Lunde AS | Professional & scientific | 2011 |
| Eilo Eiendom AS | Real estate | 2025 |
| Eimealt AS | Manufacturing | 2013 |
| Ein Investering AS | | 2024 |
| Einar Egenberg AS | Health & social care | 2007 |
| Einar Hebnes AS | Financial services | 2015 |
| Einar Risa Eiendom AS | Real estate | 2007 |
| Einar Risa Næring AS | Real estate | 2017 |