| Finnborg AS | | 2023 |
| Finne Finans AS | Real estate | 2010 |
| Finne Fokus AS | Professional & scientific | 2025 |
| Finnestad AS | Information & communication | 2006 |
| Finnestadsvingen 11 AS | Real estate | 2006 |
| Finnestadsvingen 24 AS | Real estate | 2016 |
| Finnestadsvingen 24 Holding AS | Real estate | 2017 |
| Finnestadsvingen 32 AS | Real estate | 2025 |
| Finnestadsvingen 32 Holding AS | | 2026 |
| Finnestadsvingen 36 AS | Real estate | 2006 |
| Finns Eiendom AS | Real estate | 1979 |
| Finns Glass AS | Construction | 1970 |
| Finntrans Invest Nuf | | 2022 |
| Finnvindu AS | Wholesale & retail | 2025 |
| Finnøy Investering AS | Real estate | 2008 |
| Finsland AS | Professional & scientific | 2024 |
| Finsnes Holding AS | | 2025 |
| Finsnes Invest AS | Health & social care | 2005 |
| Finstart Nordic AS | Financial services | 2005 |
| Fintbrukt AS | Wholesale & retail | 2025 |
| Fintre AS | Wholesale & retail | 2022 |
| Firbent Terapi AS | Health & social care | 2014 |
| Fire Herrer AS | Hospitality | 2022 |
| Fire Hill Consultancy AS | Professional & scientific | 2015 |
| Firecom AS | Professional & scientific | 2011 |
| Firmalister AS | Professional & scientific | 2024 |
| First Digital AS | Information & communication | 2025 |
| First Flush AS | Wholesale & retail | 2017 |
| Fish & Cow AS | Hospitality | 2012 |
| FISH4PETS Norway Nuf | Wholesale & retail | 2023 |
| Fishbones AS | Professional & scientific | 2004 |
| Fishlab AS | Health & social care | 2019 |
| Fisk I Tank AS | Financial services | 2019 |
| FISK1 Holding AS | | 2021 |
| Fiskepiren AS | Arts & recreation | 2021 |
| Fiskepiren Legesenter AS | Health & social care | 2023 |
| Fisketjon AS | Information & communication | 2013 |
| Fisketorget Stavanger AS | Wholesale & retail | 1998 |
| Fiskå & Næss Maskin AS | Construction | 2017 |
| Fiskå Eiendom AS | Real estate | 2005 |
| FIT4ALL Norge AS | Wholesale & retail | 2019 |
| Fiuni Architecture | Professional & scientific | 2014 |
| Fiuni AS | Education | 2003 |
| Fiuni Factory AS | Professional & scientific | 2021 |
| Fixer Holding AS | | 2023 |
| Fjardar Holding AS | Professional & scientific | 2021 |
| Fjelberg & Veen AS | Financial services | 2016 |
| FJELD1 Holding AS | | 2018 |
| Fjell Og Daler AS | Financial services | 2016 |
| Fjellsol AS | | 1980 |
| Fjermestad Eiendom AS | Real estate | 1990 |
| Fjermestad Invest AS | | 2024 |
| Fjetland AS | Financial services | 2015 |
| Fjetland Byggservice AS | Construction | 2019 |
| Fjord Xplore AS | Transport & logistics | 2021 |
| Fjordevents AS | Arts & recreation | 2007 |
| Fjordfilm Solutions AS | Information & communication | 2024 |
| Fjordpiren AS | Real estate | 2002 |
| Fjåg Invest AS | | 2020 |
| Fjærholmen Eiendom AS | Professional & scientific | 1996 |
| Fkra Eiendom AS | Real estate | 2010 |
| Flaks Utstyr AS | Wholesale & retail | 2021 |
| Flame AS | Information & communication | 2024 |
| Flamingo Cafe AS | Hospitality | 2019 |
| Flare AS | Information & communication | 2024 |
| Flash Bil AS | Wholesale & retail | 2022 |
| Flat Holding AS | | 2021 |
| Flekkefjord Consulting AS | Professional & scientific | 2009 |
| Fleksi Holding AS | Real estate | 2016 |
| Fleksibel AS | Education | 2023 |
| Fler AS | Administrative & support | 2021 |
| Flexihjelp AS | Administrative & support | 2025 |
| Flexpartner Energy AS | Information & communication | 2025 |
| Flintegaten Eiendom AS | Real estate | 2005 |
| Flipp Eiendomstjenester AS | Construction | 2023 |
| Flipp Maling & Vask AS | Construction | 2026 |
| Flipp VVS AS | Construction | 2025 |
| Floke Holding AS | Real estate | 2019 |
| Flor De Canela AS | Hospitality | 2007 |
| Flora Binderiet Av Jacobsen Blomster AS | Wholesale & retail | 2008 |
| Florida Property AS | Real estate | 2015 |
| Flow Design Bureau AS | Professional & scientific | 2001 |
| Flow Industrier AS | Manufacturing | 2015 |
| Flowchem AS | Professional & scientific | 2022 |
| Flowpower Norway AS | Professional & scientific | 2014 |
| Flowpower Norway Holding AS | Professional & scientific | 2023 |
| Fluid Power Control AS | Financial services | 2006 |
| Flus Tech AS | Information & communication | 2026 |
| Flush Golf AS | Administrative & support | 2026 |
| Flycon AS | Professional & scientific | 2014 |
| Flyplassvegen 260 AS | Real estate | 2007 |
| Flyplassveien 211 AS | Manufacturing | 2005 |
| Flyttekassen AS | Transport & logistics | 2026 |
| Flyttenkelt Solutions AS | Construction | 2025 |
| Flyttom AS | Transport & logistics | 2011 |
| Flørenes Utbygging AS | Real estate | 2016 |
| FMG36 AS | Real estate | 2025 |
| Fmiopt AS | Information & communication | 2025 |
| FNP B1 AS | Real estate | 2017 |
| FNP B2 AS | Real estate | 2017 |