| Cappelen & Prasir Holding AS | Real estate | 2023 |
| Capturo AS | Information & communication | 2000 |
| Castima Invest AS | Real estate | 2011 |
| Catsj AS | Information & communication | 2013 |
| CBL Invest AS | Real estate | 2021 |
| CBL Management AS | Professional & scientific | 2021 |
| Cbsh Holding AS | | 2026 |
| Ceca Holding AS | | 2021 |
| Centerklinikken AS | Real estate | 2013 |
| Cety AS | Professional & scientific | 1998 |
| Ceylon Invest AS | Real estate | 2018 |
| Charlie Kløfta AS | Hospitality | 2024 |
| Cleancat AS | Information & communication | 2022 |
| Clementsen AS | | 2018 |
| Collicare Special AS | Transport & logistics | 2023 |
| Connect Regnskap 2 AS | Professional & scientific | 1997 |
| Contino AS | Wholesale & retail | 2012 |
| Creatosphere AS | Professional & scientific | 2023 |
| Cronor Service AS | Manufacturing | 2021 |
| CRS Holding AS | Real estate | 2013 |
| D&M Byggservice AS | Construction | 2015 |
| Daniel Danila Transport AS | Transport & logistics | 2025 |
| Daz Wrap AS | Other services | 2025 |
| Den Gode Selskapsmat AS | Transport & logistics | 1992 |
| Diaz Security AS | Administrative & support | 2014 |
| Differential Automotive AS | Wholesale & retail | 2025 |
| Dike Metodehus AS | Education | 2026 |
| Dillapuben AS | Hospitality | 2022 |
| Dine Møbler AS | Wholesale & retail | 2021 |
| Dont Laugh AS | Arts & recreation | 2018 |
| Draugu Rate AS | Professional & scientific | 1998 |
| Driveauto AS | Wholesale & retail | 2021 |
| Driveauto AS | Administrative & support | 2022 |
| Dyrskuevegen 30 AS | Real estate | 2016 |
| Dyrskuevegen 9 AS | Real estate | 2007 |
| Eckhoff Eiendom AS | Administrative & support | 2015 |
| Eckhoff Invest AS | Administrative & support | 2015 |
| Eggmannen AS | Wholesale & retail | 2012 |
| Egil Knudsen AS | Construction | 1992 |
| Eidsvoll Verk Bygg AS | Professional & scientific | 2013 |
| Eidsvoll Verk Eiendom AS | Real estate | 2013 |
| Eidsvoll Verk Invest AS | Real estate | 2013 |
| Eiendom Bogstad Ans | Real estate | 2004 |
| Eiendomsglede AS | | 2012 |
| Eirik Magnussen Holding AS | | 2018 |
| Ejo Invest AS | | 2026 |
| Electric Squirrel AS | | 2026 |
| Elektroproff AS | Construction | 2022 |
| Element Logic AS | Professional & scientific | 2000 |
| Element Logic Bidco AS | Professional & scientific | 2021 |
| Element Logic Holding AS | Professional & scientific | 2021 |
| Element Logic Manco AS | Financial services | 2021 |
| Element Logic Midco AS | Professional & scientific | 2021 |
| Element Logic Mipco AS | Financial services | 2021 |
| Elitegroup AS | Professional & scientific | 2024 |
| Elkarouni Invest AS | | 2020 |
| Elwy AS | Real estate | 1998 |
| Emmi Finans AS | | 2023 |
| Empet Kløfta Dyreklinikk AS | Professional & scientific | 2022 |
| Empowering Connections AS | Professional & scientific | 2015 |
| Energikompaniet AS | Wholesale & retail | 2001 |
| Engen Agro AS | Agriculture & fishing | 2025 |
| Engomsvingen 23-25 AS | Real estate | 2019 |
| Enkel Transport AS | Transport & logistics | 2024 |
| Equiworld AS | Information & communication | 2020 |
| Ere Bygg AS | Construction | 2023 |
| Esta Invest AS | | 2019 |
| Etikett Systemer AS | Manufacturing | 1999 |
| Etima- Service Schmidt Nuf | Manufacturing | 2010 |
| EU Biotek AS | Health & social care | 2015 |
| Euphoria Event AS | Arts & recreation | 2022 |
| Excelsus Eiendom AS | Real estate | 2007 |
| Exide Technologies AS | Wholesale & retail | 1986 |
| Expert AS | Wholesale & retail | 2021 |
| Fagerlund Invest AS | | 2026 |
| Faglig Bygg AS | Construction | 2020 |
| Fah Holdning AS | | 2025 |
| Fastmover AS | Wholesale & retail | 2020 |
| FB Flis Og Baderom AS | Construction | 2024 |
| Femline AS | Information & communication | 2024 |
| Fenerato AS | | 2014 |
| Fenstercraft Norge AS | Construction | 2023 |
| Fest Og Ballong AS | Wholesale & retail | 2021 |
| Fino Holding AS | | 2020 |
| Fjeldhøikroken AS | Real estate | 2006 |
| Fjellhammerveien 11C AS | Real estate | 2018 |
| Flisleggeren Hernes AS | Construction | 2022 |
| Flyfish Europe AS | Wholesale & retail | 2005 |
| Flytende Film AS | Information & communication | 2015 |
| Forntida AS | Health & social care | 2023 |
| Forntida Tiltak AS | Health & social care | 2026 |
| Fornøyd Bil Service AS | Other services | 2025 |
| Fortyss AS | Wholesale & retail | 2021 |
| Fostad AS | Administrative & support | 2026 |
| Fotograf Beate Willumsen AS | Professional & scientific | 2024 |
| Fremtidens VR Bygg AS | Construction | 2024 |
| Fromconsult AS | Professional & scientific | 2023 |
| Fuglehundens Verden AS | Education | 2013 |
| Fun and Facts AS | Education | 2023 |
| G1S Invest AS | | 2018 |