| Fryd Kragerø AS | Kragerø | 2023 |
| Frydenlundsg 9, 3. Etg AS | Narvik | 1993 |
| Frysja Legekontor Da | Oslo | 2017 |
| Främja AB | Se-116 36 Stockholm | 2021 |
| Från Ett Hjärta Till Ett Hjärta | 61236 Finspång | 2005 |
| Fræna Fysikalske Institutt Da | Elnesvågen | 2003 |
| Frøken Mandag AS | Gjøvik | 2022 |
| Frøya Fysioterapi AS | Sistranda | 2017 |
| Frøyas Hjerte AS | Haugesund | 2024 |
| Frøyd AS | Oslo | 2021 |
| FSC Klinikken AS | Rakkestad | 2014 |
| FSK Kiropraktor AS | Fornebu | 2021 |
| Fsunde Invest AS | Oslo | 2020 |
| Fuad Azbarga AS | Oslo | 2025 |
| Fuglevik Invest AS | Dilling | 1997 |
| Full Funksjon AS | Larvik | 2020 |
| Functional AS | Ranheim | 2004 |
| Fundamentalt AS | Skjeberg | 2022 |
| Fundi AS | Lillehammer | 2007 |
| Funk Holding AS | Moss | 2005 |
| Funksjonell Nevrologisk Senter AS | Asker | 2017 |
| Funksjonell Trening Og Fysioterapi Lillehammer AS | Lillehammer | 2013 |
| Funksjonelle Føtter AS | Krokstadelva | 2026 |
| Funksjonellmedisinsk Klinikk AS | Tiller | 2019 |
| Funkweb - Suksess for Alle AS | Oslo | 2021 |
| Funnyfarm AS | Hobøl | 2025 |
| Furene AS | Volda | 1971 |
| Furoria AS | Melbu | 1991 |
| Furoria Kompetanse AS | Melbu | 2021 |
| Furoria Produksjon AS | Melbu | 2021 |
| Furre AS | Haugesund | 2015 |
| Furuborg AS | Kristiansand S | 2018 |
| Furukollen Psykiatriske Senter AS | Årnes | 2011 |
| Furuset Fysioterapi AS | Oslo | 2019 |
| Furuset Legesenter Da | Oslo | 2001 |
| Fxa Medic AB Nuf | Se-415 62 Göteborg | 2024 |
| Fyllingsdalen Kiropraktorsenter AS | Fyllingsdalen | 2013 |
| Fyresdal Vekst AS | Fyresdal | 1993 |
| Fyrgata Legekontor AS | Steinkjer | 2024 |
| Fyrstikktorget Legekontor AS | Oslo | 2004 |
| Fys AS | Fredrikstad | 2015 |
| Fysad AS | Blystadlia | 2012 |
| Fysiak AS | Oslo | 2017 |
| Fysikalsk Helse AS | Bergen | 2015 |
| Fysikalsk Senter AS | Namsos | 2014 |
| Fysikalsk Terapi AS | Alta | 1992 |
| Fysikalsk-Rehab AS | Manger | 2022 |
| Fysikalske Hjemmetjenester AS | Gan | 2021 |
| Fysio 1 AS | Ørsta | 2006 |
| Fysio Atletika AS | Horten | 2024 |
| Fysio Forum AS | Sandnes | 2014 |
| Fysio Helsesenter AS | Larvik | 2022 |
| Fysio Holding AS | Trondheim | 2005 |
| Fysio Nor AS | Vardø | 2012 |
| Fysio Og PT AS | Tromsdalen | 2021 |
| Fysio Puls AS | Harestua | 2013 |
| Fysio Syd AS | Kongsvinger | 2024 |
| Fysio Sør AS | Mandal | 2024 |
| Fysio- & Manuellterapi AS | Stavanger | 2021 |
| Fysio- Og Såleklinikk AS | Oslo | 2012 |
| FYSIO1 AS | Ramberg | 2005 |
| FYSIO3 AS | Elverum | 2009 |
| Fysioaktiv AS | Asker | 1982 |
| Fysiobemer AS | Grålum | 2005 |
| Fysioconsult AS | Isdalstø | 2015 |
| Fysiocura AS | Tustna | 2019 |
| Fysiodirekte AS | Asker | 2013 |
| Fysiofit AS | Geilo | 2014 |
| Fysioflyt AS | Drangedal | 2025 |
| Fysioform AS | Dønna | 1998 |
| Fysioglede AS | Lillestrøm | 2016 |
| Fysiogym Eiendom AS | Engeløya | 2018 |
| Fysiohelle AS | Bodø | 2020 |
| Fysiohelse AS | Oslo | 2018 |
| Fysioklinikken Da | Sandefjord | 2005 |
| Fysioklinikken Høyanger AS | Høyanger | 2015 |
| Fysioklinikken Ragnarock AS | Egersund | 2023 |
| Fysiokurs AS | Sandnes | 2014 |
| Fysiolars AS | Trondheim | 2012 |
| Fysiologic AS | Oslo | 2017 |
| Fysiomas AS | Førde | 2017 |
| Fysion AS | Oslo | 2020 |
| Fysionora AS | Lørenskog | 2021 |
| Fysionorway AS | Hosle | 2019 |
| Fysioparken Da | Lierstranda | 2018 |
| Fysiorelax AS | Vennesla | 2012 |
| Fysioretthjem AS | Oslo | 2019 |
| Fysiosenteret Mjøndalen AS | Mjøndalen | 1988 |
| Fysiosmart AS | Asker | 2020 |
| Fysiosnorre AS | Porsgrunn | 2015 |
| Fysiosport AS | Oslo | 2007 |
| Fysioteam AS | Hamar | 1979 |
| Fysioteket Da | Askim | 2009 |
| Fysioter AS | Tromsø | 2021 |
| Fysioterapaut Magnhild Aasbø Lystad AS | Gjerstad | 2019 |
| Fysioterapeut 1 AS | Eidsvåg I Åsane | 2005 |
| Fysioterapeut Anne Hagen AS | Romedal | 2019 |
| Fysioterapeut Birger P. Refsnes AS | Sola | 2013 |
| Fysioterapeut Bjerke AS | Hammerfest | 2017 |
| Fysioterapeut Bjørn Johnsen AS | Sarpsborg | 2013 |