| Fjellheim Bibelskole AS | Tromsø | 2005 |
| Fjellheim Kurs-Og Misjonssenter AS | Tromsø | 2012 |
| Fjellhelse AS | Ryfoss | 2017 |
| Fjellhylle AS | Oslo | 2021 |
| Fjellnær Friskule SA | Lesjaskog | 2024 |
| Fjellseter Ungdomssenter | Sykkylven | 1970 |
| Fjellstemmen Barnehage SA | Haugesund | 1988 |
| Fjellsøya Barnehage AS | Brønnøysund | 2010 |
| Fjelltun Barnehage AS | Ålesund | 2023 |
| Fjellugla Kompetanse AS | Tynset | 2010 |
| Fjord Tang Da | Loddefjord | 2022 |
| Fjord Trafikkskole AS | Oslo | 2016 |
| Fjordadalen Fus Barnehage AS | Rypefjord | 2019 |
| Fjordamattunet Da | Vassenden | 2008 |
| Fjordane Trafikkskule AS | Førde | 2022 |
| Fjordboxen AS | Sandane | 2023 |
| Fjordbyen Barnehage AS | Oslo | 2022 |
| Fjordens Trafikkskole AS | Sandefjord | 2021 |
| Fjordskole AS | Oslo | 2021 |
| Fjordvangen Barnehage SA | Nesodden | 2000 |
| Fjordveien Barnehage AS | Høvik | 2022 |
| Fladaberg Fus Barnehage AS | Skudeneshavn | 2019 |
| Fladvad Psykoterapi AS | Lommedalen | 2018 |
| Flak Naturbarnehage AS | Bangsund | 2004 |
| Flashstar Zumbaspesialisten Da | Mosvik | 2013 |
| Flaskepost AS | Oslo | 2019 |
| Flatefjell Andelslag SA | Grimstad | 2000 |
| Flatout AS | Tønsberg | 2024 |
| Flekkefjord Golins Trafikkskole AS | Flekkefjord | 2023 |
| Flekkefjord Opplæringssenter AS | Flekkefjord | 2012 |
| Flekkefjord Trafikkskole AS | Flekkefjord | 2013 |
| Flekkenga Natur- Og Gårdsbarnehage AS | Ingeberg | 2010 |
| Fleksibel AS | Stavanger | 2023 |
| Flex Trafikkskole AS | Sandsli | 2023 |
| Flight Log AS | Oslo | 2018 |
| Flight Simulations Norway Ans | Maura | 1991 |
| Flightsafety International Norway AS | Sola | 2011 |
| Fline | Be-1300 Wavre | 2026 |
| Flintegård Kompetanse AS | Åmot | 2023 |
| Flippemalen AS | Oslo | 2024 |
| Fliring Trafikkskole AS | Levanger | 2022 |
| Flonium AS | Oslo | 2026 |
| Floral Chains AS | Hafslo | 2025 |
| Florø Skyssbåt AS | Florø | 2006 |
| Florø Trafikkskole AS | Florø | 2019 |
| Flow and Balance AS | Oslo | 2023 |
| Flow Invest Holding AS | Oslo | 2020 |
| Flow Movement Da | Stjørdal | 2026 |
| Flow Trafikkskole AS | Oslo | 2025 |
| Fluunt Trafikkskole AS | Oslo | 2024 |
| Flying Norseman AS | Oslo | 2020 |
| Flymestring AS | Drammen | 2026 |
| Flyt Kunnskap AS | Sandvika | 2024 |
| Flyt Studio AS | Nesoddtangen | 2015 |
| Flyt Trafikkskole AS | Strømmen | 2011 |
| Flyt Yoga AS | Hamar | 2016 |
| Flytsone AS | Oslo | 2025 |
| Flyvedyktig AS | Sem | 2023 |
| Flåklypa Familiebarnehage Ans | Trondheim | 2002 |
| FMT Jessheim AS | Råholt | 2024 |
| Focus Rescue AS | Ise | 2026 |
| Focus Trafikkskole AS | Stavanger | 2017 |
| Foenen Helse Og Smertelindring AS | Oslo | 2018 |
| Foku AS | Skåla | 2016 |
| Fokus Trafikkskole AS | Oslo | 2021 |
| Foldrøy Montessoriskule AS | Foldrøyhamn | 2024 |
| Folkedraktsaum AS | Notodden | 2024 |
| Folkekuren AS | Holmsbu | 2021 |
| Folkeuniversitetet AS | Oslo | 2024 |
| Folkeuniversitetet Fri Undervisning AS | Oslo | 2025 |
| Follebu Fus Barnehage AS | Follebu | 2018 |
| Follo Aktiv AS | Oslo | 2014 |
| Follo Dans AS | Langhus | 2024 |
| Follo Golfsenter AS | Ski | 1997 |
| Follow Your Bliss, by Liss AS | Oppdal | 2019 |
| Foodgasm AS | Sandnes | 2024 |
| Football Consulting Norway AS | Skedsmokorset | 2019 |
| Football Education Nordic AS | Trondheim | 2007 |
| Football Education Oslo AS | Oslo | 2018 |
| Football Psych Lab AS | Oslo | 2022 |
| Footlab Norge AS | Gjøvik | 2021 |
| Fopp AS | Vennesla | 2022 |
| Fopp Coaching AS | Vennesla | 2025 |
| Fopp Holding AS | Vennesla | 2021 |
| Forberedt AS | Skedsmokorset | 2014 |
| Force Technology Training Norway AS | Kristiansand S | 2005 |
| Foreldremestring AS | Ottestad | 2020 |
| Forfatterskolen AS | Drammen | 2014 |
| Forflytningsteknikk AS | Oslo | 1998 |
| Forher AS | Alta | 2023 |
| Forlett AS | Hamar | 2022 |
| Form Livet Bevisst AS | Alsvåg | 2025 |
| Form Med Aukland AS | Oslo | 2015 |
| Formidlingslosen AS | Trondheim | 2023 |
| Formue Forum AS | Tønsberg | 2022 |
| Fornebu Golf AS | Fornebu | 2004 |
| Fornebu Montessoriskole AS | Lysaker | 2024 |
| Fornebu Trafikkskole AS | Stabekk | 2010 |
| Fornes Færingssenter AS | Høylandet | 2015 |
| Fornes Invest AS | Oslo | 2005 |