| Eds Byggutvikling AS | Construction | 2022 |
| Edsbyn AS | Wholesale & retail | 2015 |
| Edstrøm Chris Wine AS | Wholesale & retail | 2013 |
| Edtech Vision AS | Arts & recreation | 2017 |
| Edu&Hals Pop Up AS | | 2022 |
| Eduardo's Barber Shop AS | Other services | 2020 |
| Educacion Internacional AS | Education | 2025 |
| Educas AS | Information & communication | 2016 |
| Educated AS | Wholesale & retail | 2025 |
| Education House AS | Information & communication | 2020 |
| Education Link AS | Education | 2002 |
| Education Media AS | Professional & scientific | 2014 |
| Education Thriller AS | Information & communication | 2025 |
| Educatius Norway AS | Administrative & support | 2008 |
| Educatum AS | Education | 2020 |
| Eduhouse AS | Professional & scientific | 2016 |
| Edusseus AS | Professional & scientific | 2018 |
| Edutain AS | Professional & scientific | 2015 |
| Edvalid AS | Financial services | 1995 |
| Edvard Erdal AS | Arts & recreation | 2022 |
| Edvard Munchs Vei 47-51 AS | Real estate | 2021 |
| Edvards Holding AS | Education | 2017 |
| Edvinvest AS | | 2018 |
| Edward D Holding AS | | 2026 |
| Edward Holding AS | | 2021 |
| Edward Sushi AS | Hospitality | 2019 |
| Edwards Lifesciences Nordic AB Norsk Avdeling Av Utenlandsk Foretak Nuf | Wholesale & retail | 2001 |
| Ee Bygg Og Investering AS | Real estate | 2021 |
| Ee Education AS | Education | 2014 |
| Ee Utvikling AS | Real estate | 2011 |
| Ee-Consulting AS | Information & communication | 2025 |
| Ee-Holding AS | | 2026 |
| Eea Holding AS | Hospitality | 2015 |
| Eec Group AS | Wholesale & retail | 2025 |
| Eed Holding AS | | 2021 |
| Eedom AS | Wholesale & retail | 2011 |
| Eee Holding AS | | 2024 |
| Eees AS | Real estate | 2014 |
| Eef Vekst AS | | 2018 |
| Eeffy AS | Professional & scientific | 2022 |
| Eeg Laboratoriet AS | Health & social care | 1978 |
| Eehv AS | Real estate | 2023 |
| Eej AS | | 2026 |
| Eej Holding AS | | 2025 |
| Eek & Flermoe AS | Wholesale & retail | 2023 |
| Eek Ecom AS | Wholesale & retail | 2026 |
| Eekuity AS | | 2025 |
| Eelektro AS | Construction | 2026 |
| Eem Eiendom AS | Real estate | 2025 |
| Eet Norge AS | Wholesale & retail | 1990 |
| Eet Norge Holdco AS | Wholesale & retail | 2022 |
| Eevee Labs AS | Information & communication | 2026 |
| Eeyyy AS | Information & communication | 2017 |
| Ef Education First AS | Administrative & support | 1975 |
| Ef Trading AS | Professional & scientific | 2025 |
| Efa Eiendom AS | Real estate | 2017 |
| Efacto AS | Information & communication | 2012 |
| Efb Admin Services Int. AS | Education | 2022 |
| Efc Havn AS | | 2014 |
| Efc Holding AS | Real estate | 2019 |
| Efc Norge AS | Construction | 2011 |
| Efd Holding AS | Real estate | 2021 |
| Efe Transport AS | Transport & logistics | 2020 |
| Efectivo Kurs AS | Education | 2014 |
| Efecto AS | Professional & scientific | 2024 |
| Efector AS | Professional & scientific | 2012 |
| Efem Group AS | Real estate | 2014 |
| Eff Eff AS | Hospitality | 2019 |
| Effa AS | Health & social care | 2021 |
| Effect Holding AS | Real estate | 2005 |
| Effectmarketing Da | Professional & scientific | 2023 |
| Effector Prosjekt AS | Professional & scientific | 2004 |
| Effectuation AS | Hospitality | 2023 |
| Effectuation Capital AS | Hospitality | 2023 |
| Effectuation Equity AS | | 2025 |
| Effectuation Property AS | Real estate | 2025 |
| Effectus Eiendom AS | Education | 2016 |
| Effectus Foto AS | Professional & scientific | 2017 |
| Effectus Holding AS | Health & social care | 2014 |
| Effectus Medica AS | Health & social care | 2014 |
| Effectus Regnskap AS | Professional & scientific | 2011 |
| Effekt AS | Health & social care | 2006 |
| Effekt Eiendom AS | Real estate | 2004 |
| Effekt Media AS | Professional & scientific | 2010 |
| Effektiv Kommunikasjon AS | Education | 2024 |
| Effektiv Marketing Solutions AS | Professional & scientific | 2014 |
| Effektiv Rengjøring Oslo Ans | Administrative & support | 2002 |
| Effektiv Renhold AS | Administrative & support | 2021 |
| Effektiv Renhold Monika Malak AS | Administrative & support | 2014 |
| Effektiv Renhold Nuf | Administrative & support | 2004 |
| Effektiv Rørservice AS | Construction | 2003 |
| Effektiv Transport AS | Transport & logistics | 2025 |
| Effektkontrakt Drift AS | | 2023 |
| Effen AS | Professional & scientific | 2024 |
| Effitas AS | Information & communication | 2024 |
| Efg Beauty AS | Other services | 2023 |
| Efi AS | Wholesale & retail | 1985 |
| Eficode AS | Information & communication | 2014 |
| Efin AS | Information & communication | 2025 |
| Efj Holding AS | Health & social care | 1997 |