| Dabi Holding AS | | 2021 |
| Dama AS | Wholesale & retail | 2017 |
| Delga AS | Manufacturing | 2024 |
| Delga Transport AS | Transport & logistics | 2019 |
| Diaz Consulting AS | Information & communication | 2013 |
| Dieseth Invest AS | | 2026 |
| Digital Innovation Consult AS | Financial services | 2013 |
| Dinamic Oil Norway AS | Wholesale & retail | 2013 |
| Discover AS | Information & communication | 2025 |
| Ditt Nye Liv AS | Health & social care | 2021 |
| DPF Hurtigrens AS | Other services | 2021 |
| Drage Software AS | Information & communication | 2021 |
| Drive Zone AS | Transport & logistics | 2024 |
| Driver AS | Information & communication | 2024 |
| Duggi AS | Wholesale & retail | 2025 |
| Duo Ans | | 1990 |
| Dypeng Invest AS | | 2005 |
| Ecomove Invest AS | Real estate | 2021 |
| Edanor AS | Wholesale & retail | 2000 |
| Ef Transport AS | Transport & logistics | 2011 |
| Egil Byggtjeneste AS | Construction | 2012 |
| Einar Og Kaares Mekaniske AS | Manufacturing | 1992 |
| Eisval Ruud AS | Real estate | 2012 |
| Elite Kulde AS | Construction | 2019 |
| ELITE1EIENDOMSSERVICE AS | Administrative & support | 2022 |
| Elkor AS | Construction | 2026 |
| Elkotek AS | Construction | 1991 |
| Elkotek Sikkerhet AS | Wholesale & retail | 2008 |
| Elliconsult AS | Professional & scientific | 2014 |
| Elock AS | Wholesale & retail | 2017 |
| Emti Holding AS | | 2024 |
| Epcom Norge AS | Information & communication | 2009 |
| F.Dalen Holding AS | | 2026 |
| Fagertun Industrier AS | | 2010 |
| Fartskriver AS | Education | 2022 |
| Fartskriver Kompetanse AS | Education | 2022 |
| Fartskriver Norge AS | Wholesale & retail | 1997 |
| Fasa Invest AS | Real estate | 2026 |
| Fenrirfit AS | Wholesale & retail | 2023 |
| Finio Lab AS | Professional & scientific | 2026 |
| Finsengården AS | Real estate | 2006 |
| Firgun Holding AS | Financial services | 2017 |
| Fitrayti AS | Information & communication | 2018 |
| Fix-It Rørfornying AS | Construction | 2024 |
| Fjellet Holding 3 AS | Real estate | 2020 |
| Fjellet Holding AS | Real estate | 2020 |
| Fjord Whisky AS | Manufacturing | 2020 |
| Fjøsmiljø AS | Professional & scientific | 2017 |
| Floorfiller AS | Construction | 2021 |
| Fokus Gruppen AS | Construction | 2026 |
| Forbregd Invest AS | | 2026 |
| Forma Terrazzo AS | Construction | 2026 |
| Frauna Wine & Dine AS | Hospitality | 2018 |
| Fremad Tek AS | Information & communication | 2026 |
| Fridje Holding AS | Real estate | 2019 |
| Frisør 2020 AS | Other services | 2021 |
| Frogner Apotek Sørum AS | Wholesale & retail | 2012 |
| Frogner Cafe Og Grill AS | Hospitality | 2017 |
| Frogner Grendehus SA | Real estate | 1988 |
| Frogner Lunsjbar AS | Hospitality | 2012 |
| Frogner Med AS | Real estate | 2019 |
| Frogner Medisinske Institutt Da | Health & social care | 2008 |
| Frogner Minilager AS | Real estate | 2024 |
| Frogner Snøservice Ans | Administrative & support | 2002 |
| Frogner Tannlegesenter AS | Health & social care | 2018 |
| Frognerhus AS | Construction | 2017 |
| Frognerlegene AS | Health & social care | 2018 |
| Frøken Invest AS | | 2019 |
| G&S Transport Da | Transport & logistics | 2015 |
| Galaxy Eiendom AS | Real estate | 2021 |
| Gavathe Eiendom AS | Real estate | 2021 |
| Gavathe Holding Invest AS | Real estate | 2020 |
| GB Fleet AS | Transport & logistics | 2026 |
| GB Renhold AS | Administrative & support | 2026 |
| GB Transport AS | Transport & logistics | 2025 |
| General Sherman AS | Agriculture & fishing | 2017 |
| Gillros AS | | 2026 |
| Ginkgo Eiendom AS | Real estate | 1997 |
| Glasskompaniet AS | Construction | 1989 |
| Glomma Gruppen AS | | 2026 |
| Glomma Ventilasjonsservice AS | Administrative & support | 2026 |
| Green House Investment AS | Other services | 2025 |
| Greenpool AS | Administrative & support | 2020 |
| Gressløs Holding AS | Financial services | 2013 |
| Grewal International AS | Wholesale & retail | 2007 |
| Gulli Gruppen AS | Administrative & support | 2021 |
| Gulli Maskin AS | Administrative & support | 2021 |
| Gulli Maskinutleie AS | Administrative & support | 2020 |
| H-Takst Og Eiendom AS | Real estate | 2026 |
| H. Dahl Invest AS | | 2022 |
| Haaland Performance AS | Education | 2021 |
| Hacoberg AS | Information & communication | 2023 |
| Hagu Rental AS | Administrative & support | 2016 |
| Hako Norway AS | Wholesale & retail | 1981 |
| Haldenveien 715 AS | Real estate | 2008 |
| Hallbyggerne-Jonsereds AS | Administrative & support | 2000 |
| Hallgruppen AS | Wholesale & retail | 2015 |
| Hammersland Byggservice AS | Real estate | 2000 |
| Hammersland Kranservice AS | Transport & logistics | 2022 |
| Haneborg Gruppen AS | Manufacturing | 2006 |