| East Holding AS | | 2021 |
| East Property AS | | 2021 |
| Easyart AS | Wholesale & retail | 2025 |
| Easypc AS | Other services | 2019 |
| Easyx AS | Professional & scientific | 2020 |
| Eb Tekniske AS | Administrative & support | 2017 |
| Ebags Inc | Information & communication | 2000 |
| Ebav Kompetanse AS | Education | 2015 |
| Ebe 24 AS | Real estate | 2019 |
| Ebenezer AS | Health & social care | 2017 |
| Ebinteriør AS | Wholesale & retail | 2007 |
| Ebok.No AS | Information & communication | 2021 |
| Ecar AS | Real estate | 2008 |
| Eche Invest AS | Real estate | 2005 |
| Eches Farvehandel AS | Real estate | 1923 |
| Eco Air AS | Construction | 2025 |
| Eco Energy Holding AS | Professional & scientific | 2006 |
| Eco Transport AS | Transport & logistics | 2017 |
| Ecofriend AS | Manufacturing | 2007 |
| Ecom AS | Information & communication | 2015 |
| Ecom Gruppen AS | Professional & scientific | 2012 |
| Ecotec AS | Professional & scientific | 2024 |
| Ecovekt AS | Information & communication | 2026 |
| Ecredit AS | Real estate | 2009 |
| Ecrin AS | | 2026 |
| Edbre AS | Information & communication | 2013 |
| Edda Group Norway AS | Administrative & support | 2014 |
| Edelgran Villa 1 AS | Real estate | 2025 |
| EDGE8 AS | Information & communication | 2025 |
| Edno AS | Information & communication | 2016 |
| Edumoti AS | Information & communication | 2024 |
| Edv Kapital AS | | 2025 |
| Edvard Griegsvei 3 AS | Real estate | 1998 |
| Ee Capital AS | | 2022 |
| Ee Construction AS | Real estate | 2009 |
| Ef En AS | Real estate | 2013 |
| Efa Holding AS | | 2016 |
| Efacec Engenharia E Sistemas Nuf | Professional & scientific | 2011 |
| Eff Invest AS | | 2026 |
| Effektiv Markedsføring AS | Professional & scientific | 2020 |
| Efk AS | | 2022 |
| Efraim Holding AS | Health & social care | 2020 |
| Egd Capital AS | Real estate | 2014 |
| Egd Chemtank AS | Transport & logistics | 2014 |
| Egd Eiendom AS | Real estate | 2022 |
| Egd Holding AS | Real estate | 1980 |
| Egd Hotell AS | Real estate | 2021 |
| Egd Management AS | Professional & scientific | 2001 |
| Egd Næring AS | Real estate | 2020 |
| Egd Property AS | Real estate | 2008 |
| Egd Shipholding AS | Transport & logistics | 2008 |
| Egd Shipping Invest AS | Transport & logistics | 2022 |
| Egd Shipping V AS | Transport & logistics | 2003 |
| Egd Svingen AS | Real estate | 2020 |
| Egedes Gate 3 AS | Real estate | 2022 |
| Egeland AS | Wholesale & retail | 2011 |
| Eget Forlag Ans | Information & communication | 2005 |
| Eget Selskap AS | Information & communication | 2014 |
| Egge & Jokke AS | Arts & recreation | 2021 |
| Egge & Øen AS | Real estate | 2022 |
| Eggeyegg Design AS | Professional & scientific | 2023 |
| Egmono Invest AS | Professional & scientific | 2016 |
| Egmont Holding AS | Information & communication | 1980 |
| Ego Tid AS | Health & social care | 2026 |
| EGV7D AS | Real estate | 2021 |
| Ehr AS | Professional & scientific | 2017 |
| Ehv Holding AS | Real estate | 2024 |
| Eiak AS | Real estate | 2004 |
| Eide Holding Spesial AS | Professional & scientific | 2021 |
| Eide Invest & Eiendom AS | | 2023 |
| Eide Og Johnsen Da | Real estate | 2006 |
| Eide Spesial Sprinkler System AS | Professional & scientific | 2021 |
| Eidsland Kraft AS | Professional & scientific | 2011 |
| Eidsnesvegen 207 AS | Real estate | 2018 |
| Eidsvåg Engineering AS | Professional & scientific | 2024 |
| Eidsvåg Fabrikker Utvikling AS | Real estate | 2016 |
| Eiendom 101 AS | Real estate | 2015 |
| Eiendom 1860 AS | Real estate | 2021 |
| Eiendom En AS | Real estate | 2000 |
| Eiendom Holding AS | Real estate | 2006 |
| Eiendom Spesialisten AS | Real estate | 2015 |
| Eiendoms Forum AS | Real estate | 1992 |
| Eiendomsallianse AS | | 2006 |
| Eiendomsfotografen Da | Professional & scientific | 2024 |
| Eiendomsholding AS | Real estate | 2025 |
| Eiendomskreditt AS | Financial services | 1997 |
| Eiendomsselskapet Cappes Vei 12A AS | Real estate | 1999 |
| Eiendomsselskapet Dronning Mauds Gate 15 AS | Real estate | 2013 |
| Eiendomsselskapet Møllendalsbakken 61B AS | Real estate | 2001 |
| Eiendomsselskapet Solheimsgaten 58 AS | Real estate | 1987 |
| Eiendomsselskapet Substansia AS | Real estate | 1998 |
| Eiendomsservice AS | Real estate | 1989 |
| Eierpart AS | Real estate | 2005 |
| Eigarskap AS | | 2023 |
| Eight-Ball AS | Professional & scientific | 2025 |
| Eiha Invest AS | Financial services | 2007 |
| Eik Solutions AS | Information & communication | 2022 |
| Eikebraate Invest AS | | 2007 |
| Eikedalsparken AS | Real estate | 2023 |
| Eiken Invest AS | Professional & scientific | 1996 |