| Eiendomsutleie Sør AS | Real estate | 2009 |
| Eiersland Holding AS | | 2025 |
| Eigebakken II AS | Real estate | 2013 |
| Eigestad Maskin AS | Construction | 2020 |
| Eik Advokater Da | Professional & scientific | 2001 |
| Eikaas Holding AS | | 2025 |
| Eikelia AS | | 2017 |
| Eikelund & Co AS | Professional & scientific | 2025 |
| Eikely Holding AS | | 2005 |
| Eikså Eiendom AS | Health & social care | 2002 |
| Einar Kjetså AS | | 1993 |
| Einar Rasmussen Investment AS | Financial services | 1963 |
| Eirik G.H AS | | 2025 |
| Eisk Invest AS | | 2026 |
| Eit AS | Professional & scientific | 2022 |
| Eivind Johanson Holding AS | | 2023 |
| Ejh Invest AS | Health & social care | 2024 |
| Ejs AS | Wholesale & retail | 2018 |
| Ek Elektro AS | Construction | 1989 |
| Ek Regnskap AS | Professional & scientific | 1994 |
| Ekcos AS | Wholesale & retail | 2018 |
| Ekko Investering AS | | 2022 |
| Eklinikken AS | Health & social care | 2023 |
| Eklunds Propan-Service AS | Construction | 2017 |
| Ekmb Drift & Import AS | Wholesale & retail | 2014 |
| Eksakt Data AS | Information & communication | 1987 |
| Eksakt Holding AS | Information & communication | 2013 |
| Eksakt Regnskapsservice AS | Professional & scientific | 1999 |
| Ekstra Ananas AS | Real estate | 2025 |
| Ekstrarom AS | Real estate | 2018 |
| Ekstremhandel.No AS | Wholesale & retail | 2018 |
| Ektor AS | Professional & scientific | 2019 |
| El Proffen AS | Administrative & support | 2000 |
| El-Akademiet AS | Arts & recreation | 2012 |
| Elan Eiendom AS | Real estate | 2013 |
| Elbemo AS | Real estate | 2004 |
| Elbilformidling AS | Wholesale & retail | 2017 |
| Eldesign AS | Information & communication | 2016 |
| Electric City Properties AS | | 2024 |
| Electrical Subsea & Drilling AS | Professional & scientific | 2012 |
| Elektromesteren AS | Construction | 2018 |
| Elektronikk Service AS | Information & communication | 1987 |
| Elektronikk Service Holding AS | Real estate | 1998 |
| Elektrotema Agder AS | Construction | 2000 |
| Elektroverkstedet AS | Other services | 1987 |
| Elektroxperten AS | Construction | 1997 |
| Elember Ans | Information & communication | 2008 |
| Element Bygg AS | Construction | 2003 |
| Elfo Holding AS | Real estate | 2009 |
| Elg Investering AS | Hospitality | 2023 |
| Elgtun AS | Arts & recreation | 2014 |
| Elisabeth Sletten AS | Education | 2022 |
| Elisabeth Ulseth AS | Education | 2022 |
| Elise G. Røsstad Holding AS | | 2013 |
| Elite Bygg AS | Construction | 2005 |
| ELITEERA24 AS | Wholesale & retail | 2024 |
| Elitho Holding AS | Wholesale & retail | 1999 |
| Elivery AS | Wholesale & retail | 2017 |
| Elivery Dialog Fundraising AS | Administrative & support | 2021 |
| Elivery Industry AS | Administrative & support | 2024 |
| Elivery Safety AS | Wholesale & retail | 2006 |
| Elivery Sport AS | Wholesale & retail | 2013 |
| Elivery Workwear AS | Wholesale & retail | 2016 |
| Elize Montez AS | Wholesale & retail | 2023 |
| Elkem Carbon AS | Manufacturing | 2006 |
| Elkem Silicon Product Development AS | Professional & scientific | 2020 |
| Elkom AS | Construction | 2015 |
| Elkompis Energi AS | Professional & scientific | 2020 |
| Elli AS | Wholesale & retail | 2013 |
| Elpunkt AS | Construction | 2009 |
| Elsell AS | Construction | 2013 |
| Elsjekken AS | Professional & scientific | 2015 |
| Elsparkverden AS | Wholesale & retail | 2023 |
| Elto AS | | 2025 |
| Elva Holding AS | Manufacturing | 2016 |
| Elvebredden Syd AS | Real estate | 2001 |
| Elvebredden Tannlegesenter AS | Health & social care | 2010 |
| Elvegaard AS | Real estate | 2016 |
| Elvegata 2A AS | Real estate | 2012 |
| Elvegata 4 AS | Real estate | 2008 |
| Elvegata 7 AS | Real estate | 2019 |
| Elvegata Eiendom AS | | 2022 |
| Elvegata Lagerbygg AS | Real estate | 2022 |
| Elvegata Næringseiendom AS | Real estate | 2023 |
| Elvegaten 52 AS | Real estate | 2017 |
| Elvelund Industrier AS | Professional & scientific | 1998 |
| Em Digital Group AS | Wholesale & retail | 2025 |
| Em Eiendom Invest AS | Real estate | 2019 |
| Em Holding Kristiansand AS | Real estate | 2005 |
| Em-H AS | Construction | 2023 |
| Ema Klima AS | Professional & scientific | 1986 |
| Emanu AS | | 2025 |
| Embla Bunader Sørlandet AS | Wholesale & retail | 2023 |
| Emeer AS | Financial services | 2016 |
| Emeriss AS | Information & communication | 2026 |
| Emgs Americas 1 AS | Professional & scientific | 2004 |
| Emijoly AS | Education | 2015 |
| Emil Mühlbradt Sveen Holding AS | Financial services | 2018 |
| Emil Svendsen &Co AS | Construction | 2020 |
| Emilie Kristensen AS | Other services | 2022 |