| Folloforsk AS | Professional & scientific | 2014 |
| Foma Norge AS | Wholesale & retail | 1965 |
| Force-Krumph AS | Professional & scientific | 2025 |
| Forte Økonomi Og Regnskap AS | Professional & scientific | 2013 |
| Fosberg Transport AS | Transport & logistics | 1997 |
| Fossnes Invest AS | | 2018 |
| Fotograf Gina Englund AS | Professional & scientific | 2011 |
| Fotograf Svein Brimi AS | Professional & scientific | 1995 |
| Four Season Invest AS | | 2019 |
| Fra Regnskap AS | Professional & scientific | 2010 |
| Fram Medic AS | Health & social care | 2024 |
| Franto AS | | 2007 |
| Fredstad Eiendom AS | Real estate | 2014 |
| Freetime AS | Financial services | 2005 |
| Frid Logistics AS | Transport & logistics | 2023 |
| Frifugl Ans | Information & communication | 2000 |
| Frilin Fashion AS | Wholesale & retail | 2023 |
| Frogner Blikkenslagerverksted AS | Construction | 2001 |
| Front Elektro AS | Construction | 2016 |
| Frontech AS | | 2021 |
| Frost Innovation AS | Agriculture & fishing | 2012 |
| Fru Sivertsen Malerservice AS | Construction | 2026 |
| Fruens Kapital AS | | 2024 |
| Frøydis Holding AS | | 2024 |
| Frøysa Holding AS | | 2025 |
| Fuel Recovery AS | Other services | 2025 |
| Furset Finans AS | Financial services | 2007 |
| Furuseth Kjøkken Og Interiør AS | Wholesale & retail | 2020 |
| Futura Entreprenør AS | Construction | 2005 |
| Future Living AS | Professional & scientific | 2023 |
| Future Logistics AS | Transport & logistics | 2013 |
| Future Option AS | Real estate | 2020 |
| Fysioterapi Og Bedrifthelsetjenesten Nuf | Health & social care | 2009 |
| Fødselsforberedelse Da | Health & social care | 2015 |
| Fønix Frisør AS | Other services | 2023 |
| Føsund AS | | 2023 |
| G Bjørke AS | | 2025 |
| G Og C Holding AS | Real estate | 2013 |
| Gaide AS | Professional & scientific | 2005 |
| Galante AS | Information & communication | 2014 |
| Galleriet Møbler & Interiør AS | Wholesale & retail | 2004 |
| Gambit Renovation AS | Professional & scientific | 2025 |
| Gamle Sørlandske 77 AS | Real estate | 2025 |
| Garamich AS | | 2017 |
| Garcha AS | Hospitality | 2015 |
| Garcha Invest AS | Information & communication | 2024 |
| Gastronomen AS | Hospitality | 2020 |
| Gateway AS | | 2025 |
| Gaz Trafikkskole AS | Education | 2022 |
| Gehan Sadek Invest AS | | 2021 |
| Geos AS | Wholesale & retail | 2000 |
| Gerini AS | Real estate | 2017 |
| GF Norge AS | Professional & scientific | 2017 |
| GG Prestige Holding AS | Professional & scientific | 2020 |
| Ghost Avenue Da | Arts & recreation | 2015 |
| Giamag Technologies AS | Professional & scientific | 2012 |
| Gildas Baker AS | | 2025 |
| Gili Invest AS | Financial services | 2008 |
| Gill Five Holding AS | Financial services | 2005 |
| Gjedsjø Skogsameie Ans | Agriculture & fishing | 2004 |
| GK Eiendomsservice AS | Administrative & support | 2013 |
| Globes AS | | 2022 |
| GLS Consulting AS | Information & communication | 2021 |
| GNT Norge AS | Transport & logistics | 2022 |
| Goas AS | Financial services | 2005 |
| Gobiten Ans | Hospitality | 1994 |
| Godfix AS | Real estate | 2025 |
| Godson & Godson Enterprises Ltd Nuf | Wholesale & retail | 2008 |
| Golfproene Ans | Education | 1996 |
| Golys AS | | 2023 |
| Gordian AS | Real estate | 2007 |
| Grafinor AS | Wholesale & retail | 1986 |
| Grav-Bygg Og Rehab AS | Manufacturing | 2020 |
| Great Option AS | Real estate | 2014 |
| Green Seed Consult AS | Professional & scientific | 2024 |
| Grevestua AS | Hospitality | 2017 |
| Gryta Restaurantdrift AS | Hospitality | 2026 |
| Grønlia Drammen AS | Real estate | 2012 |
| Grønne Eiendom AS | Real estate | 1978 |
| Grønne Holding AS | Wholesale & retail | 2005 |
| Guide Gloves AS | Manufacturing | 2013 |
| Gunnarbest AS | Construction | 2020 |
| Gutsy Goat Invest AS | | 2025 |
| Gymfluence AS | Information & communication | 2025 |
| H Arkitektiner AS | Professional & scientific | 2003 |
| H&J Invest AS | | 2025 |
| H. Fjeldstad AS | Administrative & support | 2001 |
| Haakst Invest AS | Financial services | 2020 |
| Habitat Boligstyling AS | Professional & scientific | 2018 |
| Hafid Investments AS | Health & social care | 2022 |
| Hafra Holding AS | Health & social care | 2024 |
| Hageselskapet AS | Financial services | 2008 |
| Haget Invest AS | Real estate | 2011 |
| Halvorsen Takst Og Eiendom AS | Professional & scientific | 2016 |
| Halvorsens Drift & Bygg Vedlikehold AS | Construction | 2012 |
| Hammerhei Eiendom AS | Real estate | 1976 |
| Happy Go Lucky AS | | 2012 |
| Harald Grønvold AS | Manufacturing | 2017 |
| Harald Grønvold Eiendom AS | Manufacturing | 2017 |
| Harald Grønvold Holding AS | Manufacturing | 2017 |