| Flip Pass Invest AS | | 2023 |
| Flip Side AS | | 2025 |
| Flip&Turn AS | Wholesale & retail | 2022 |
| Flippemalen AS | Education | 2024 |
| Flipper AS | Wholesale & retail | 1974 |
| Flipper PSV AS | Transport & logistics | 2022 |
| Flippinbrix AS | Real estate | 2012 |
| Flipster Holding AS | | 2023 |
| Flis Og Maler AS | Construction | 2022 |
| Flis Prosjekt AS | Construction | 2023 |
| Flisa Invest AS | | 2023 |
| Flisateigen AS | Professional & scientific | 2019 |
| Flisekompaniet AS | Wholesale & retail | 1979 |
| Flislab AS | Wholesale & retail | 2019 |
| Flislegger AS | Construction | 2016 |
| Flislegging Oslo AS | Construction | 2025 |
| Flisleverandøren Eiendom Ans | Real estate | 1991 |
| Flixbus Norway Nuf | Professional & scientific | 2024 |
| Fljl AS | | 2021 |
| FLK2 AS | Hospitality | 2025 |
| Flkx Capital AS | Real estate | 2015 |
| Flo Capital AS | Professional & scientific | 2025 |
| Flo Marketing AS | Professional & scientific | 2025 |
| Flo Oslo AS | Hospitality | 2021 |
| Flo-Global AS | Professional & scientific | 2017 |
| Floatel Contractor B.V. | Mining & quarrying | 2011 |
| Floatel Crew AS | Administrative & support | 2021 |
| Floatel Endurance Ltd. Nuf | Administrative & support | 2021 |
| Floatel Interessenter AS | Professional & scientific | 2021 |
| Floatel International AB Nuf | Professional & scientific | 2020 |
| Floatel International Ltd. Nuf | Professional & scientific | 2021 |
| Floatel Operations AS | Professional & scientific | 2021 |
| Floatel Partners Nuf | Wholesale & retail | 2016 |
| Floatel Reliance Ltd. Nuf | Hospitality | 2021 |
| Floatel Rigs Ltd. Nuf | Mining & quarrying | 2021 |
| Floatel Service AB | Administrative & support | 2015 |
| Floatel Singapore Pte Ltd | Manufacturing | 2024 |
| Floatel Superior Ltd. Nuf | Administrative & support | 2021 |
| Floatel Triumph Ltd. Nuf | Administrative & support | 2021 |
| Floatel Victory Ltd. Nuf | Administrative & support | 2021 |
| Floating Maintenance Solution AS | Professional & scientific | 2021 |
| Floating Wind Solutions AS | Professional & scientific | 2016 |
| Flocean AS | Water & waste | 2024 |
| Flocon AS | Professional & scientific | 2018 |
| Flodens Sparegris AS | | 2026 |
| Flogas Norge AS | Wholesale & retail | 2012 |
| Floka Holding AS | | 2023 |
| Floke Frisør Oslo AS | Other services | 2022 |
| Floken AS | Professional & scientific | 2021 |
| Floker AS | Real estate | 2020 |
| Flokk AS | Manufacturing | 1961 |
| Flokk Holding AS | | 2023 |
| Flokk Holding IV AS | Manufacturing | 2023 |
| Flokk IT AS | Information & communication | 2025 |
| Flokk Media Ansatte AS | Professional & scientific | 2022 |
| Flokk Media AS | Professional & scientific | 2020 |
| Flokk USA Holding AS | Manufacturing | 2019 |
| Flonium AS | Education | 2026 |
| Flood Dykkerservice AS | Construction | 2024 |
| Floodmyrvegen 24 AS | Real estate | 2008 |
| Floodmyrvegen 26 AS | Real estate | 2019 |
| Floor Bidco AS | Construction | 2020 |
| Floor Factory Oslo AS | Wholesale & retail | 2018 |
| Floor Invest AS | Construction | 2019 |
| Floor Konsept AS | Wholesale & retail | 2025 |
| Floora AS | | 2026 |
| Floordesign AS | Professional & scientific | 2014 |
| Floordesign Expressions AS | Construction | 2014 |
| Floorex AS | Wholesale & retail | 2024 |
| Floorfred | Wholesale & retail | 2023 |
| Floorlift Holding AS | Construction | 2023 |
| Floorlift Norge AS | Construction | 2009 |
| Floormotion AS | Professional & scientific | 2022 |
| Flops AS | Manufacturing | 2019 |
| Flora Forlag Da | Information & communication | 2023 |
| Flora Holding AS | Administrative & support | 2015 |
| Florabakken AS | Financial services | 2005 |
| Florabarna AS | Financial services | 2005 |
| Floramin AS | Wholesale & retail | 2024 |
| Floraplant AS | Wholesale & retail | 2016 |
| Florea Seeds AS | Wholesale & retail | 2023 |
| Florence Invest AS | Financial services | 2007 |
| Florence Management AS | Professional & scientific | 2021 |
| Florence MM Interessenter AS | | 2021 |
| Flores Eternas Ans | Wholesale & retail | 2025 |
| Flores Invest AS | Professional & scientific | 2016 |
| Flori Renhold AS | Administrative & support | 2014 |
| Floria Blomsterdesign AS | Arts & recreation | 2012 |
| Floridas AS | Construction | 2024 |
| Florin AS | Information & communication | 2025 |
| Floriss Lambertseter AS | Wholesale & retail | 2014 |
| Flos Norge AS | Wholesale & retail | 1997 |
| Flosshatt Forlag AS | Information & communication | 2025 |
| Flosta AS | | 2025 |
| Flott Fond Invest AS | | 2022 |
| Flotte Bygårder AS | Wholesale & retail | 2016 |
| Flotte Gulv AS | Wholesale & retail | 2007 |
| Flotte Saker AS | Information & communication | 2017 |
| Flovia AS | | 2023 |
| Flovild Elektro AS | Construction | 2024 |