| Eskilstuna Omsorg & Behandling Aktiebolag | Oslo | 2015 |
| Eskimo Fluids Engineering Services Ltd | London Wc2H 9Jq England | 2020 |
| Esko-Graphics BV | Be-9051 Ghent | 2003 |
| Esl Norge AS | Mysen | 2010 |
| Espedalen Opplevelser SA | Espedalen | 2010 |
| Espely Anlegg Og Utemiljø AS | Drøbak | 2020 |
| Espen Egner AS | Sørum | 2022 |
| Espen Husvåg AS | Namsos | 2002 |
| Espen Lie Eiendoms Service AS | Drøbak | 2025 |
| Espen Molund AS | Oslo | 2016 |
| Espen Morseth AS | Skollenborg | 2014 |
| Esperanto AS | Oslo | 2018 |
| Esr Tech Talent AS | Oslo | 2022 |
| Ess Event | Lørenskog | 2024 |
| Ess Holding AS | Lier | 2011 |
| Ess-Consult AS | Oslo | 2003 |
| Esso Australia Pty Ltd | Stavanger | 2012 |
| Esso Petroleum Company Limited | Stavanger | 2004 |
| Esso Societe Anonyme Francaise | Stavanger | 2004 |
| Estangard AS | Hovland | 2022 |
| Estrade Consulting Mtü | 93825 Saaremaa | 2004 |
| Esve AS | Eidsnes | 2022 |
| Et Hage Og Anlegg AS | Flekke | 2018 |
| Et Hjem Holding AS | Tromsø | 2012 |
| Et-Invest AS | Sandefjord | 2004 |
| Etat Anna Kolecka | Skudeneshavn | 2007 |
| Eterni Holding AS | Bergen | 2017 |
| Eterni Norge AS | Bergen | 2011 |
| Ethical Travel Portal AS | Froland | 2014 |
| Ethos Bemanning AS | Drammen | 2014 |
| Etl Europe Ltd | Norfolk Nr31 6Rq | 2020 |
| Etne Redskap Og Stillasutleie AS | Etne | 2023 |
| Etne Saloon Festival AS | Etne | 2025 |
| Etp Service AS | Oslo | 2016 |
| Etpm Ltd | Aberdeen Ab12 3Ax | 2012 |
| Etta Shipowning Ltd Norway Nuf | Mt-Valetta Vlt 1212 | 2022 |
| ETTERFORSKER1 Gruppen AS | Sandefjord | 2014 |
| Etterforskergruppen AS | Fredrikstad | 2025 |
| EU Bemanning AS | Narvik | 2015 |
| Euler Hermes Service AB Nuf | Oslo | 2008 |
| Eureka Capital AS | Ålesund | 2014 |
| Eureka Kompetanse Ans | Oslo | 1996 |
| Eurelo-Tech Poland Nuf | Pl-93-425 Lodz | 2024 |
| Euro Asian Enterprise AS | Oslo | 2013 |
| Euro Clean AS | Oslo | 2013 |
| Euro Hage Og Anlegg AS | Hundvåg | 1998 |
| Euro Industrial Services Ltd | Tyne And Wear Ne33 4Tu | 2020 |
| Euro Rally AS | Flekkefjord | 2015 |
| Euro Turk Trading AS | Oslo | 1994 |
| Euro TV AS | Høvik | 1985 |
| Euro Workers Aps | Dk- 4930 Maribo | 2011 |
| Eurocity B.V.B.A | Be-1000 Brussels | 2011 |
| Eurocredit Norge AS | Oslo | 2005 |
| Eurocredit Norge Nuf | Oslo | 2012 |
| Euroexpo AB | Se-802 92 Gävle | 2022 |
| Eurofins Norge NSC AS | Moss | 2007 |
| Euroklima Ship Outfitting SP. Z O.O | Pl-80-324 Gdansk | 2026 |
| Euromiljø Inneklima AS | Oslo | 1992 |
| Euromiljø Rent AS | Oslo | 2013 |
| Euronet Payment Services Limited | London Wiw 5Ds | 2010 |
| Euronordas Uab | Skien | 2008 |
| Europa Rundt | Halden | 2018 |
| Europabussen AS | Porsgrunn | 2011 |
| Europack AS | Tønsberg | 1983 |
| Europe Domains Ltd | Lillestrøm | 2015 |
| European Alliance for Innovation, N.O. | Sk-949 01 Nitra | 2023 |
| European Aluminium Aisbl | Be-1040 Brussels | 2025 |
| European Appliances Norway AS | Ytre Enebakk | 1988 |
| European Breakdown Service Norway | Dk-6100 Haderslev | 2013 |
| European Consortium for Politican Research | Colchester Co2 8Jf | 2018 |
| European Cruise Service AS | Bergen | 1987 |
| European Energy Exchange AG Nuf | Oslo | 2025 |
| European Invest AS | Oslo | 2022 |
| European Loc Pool Ltd | Ch-8500 Frauenfeld | 2020 |
| European Locker and Travel Service AB | Oslo | 2001 |
| European Support Ltd Norsk Avdeling Av Utenlandsk Foretak Nuf | Oslo | 2000 |
| European Touring Route AS | Alta | 2012 |
| European Veterinary Dental Society | Studley B80 7Hr | 2024 |
| Europeisk Universal Terminal & Logistikcenter I Strømstad AB Nuf | 452 33 Strömstad | 2000 |
| Europlan Human Resource Services OY | 20380 Turku | 2010 |
| Europstone Management AG | Ch-3110 Münsingen | 2009 |
| Euroressurs AS | Sandnes | 2017 |
| Euroservice AS | Oslo | 1996 |
| Eurosky AS | Oslo | 2010 |
| Eurostaff Group Norway Ltd | Oslo | 2011 |
| Eurox Renhold AS | Oslo | 2012 |
| Eurox Sia Nuf | Lv-1048 Riga | 2021 |
| Eva AS | Oslo | 2020 |
| Evabritt Holding AS | Ålesund | 2024 |
| Evac OY | Fi-02600 Espoo | 2022 |
| Evas AS | Os | 2005 |
| Evas Miljø Og Service Ans | Fjellhamar | 1988 |
| Evask AS | Sola | 2012 |
| Evat AS | Oslo | 2021 |
| Evat Holding AS | Drammen | 2021 |
| Eve Cars AS | Liland | 2025 |
| Eve Holding AS | Liland | 2025 |
| Even Dyve Fon AS | Svelvik | 2022 |
| Evenes Berg Mobility AS | Liland | 2025 |
| Evenes Bilutleie AS | Laukvik | 2023 |