| Filipino Market Finland COOP Osk | Espoo | 2025 |
| FillariHemmo Oy | Nummenkylä | 2024 |
| Filmark Oy | Porvoo | 1997 |
| Filmea Henkilöstöpalvelut Oy | Söderkulla | 2022 |
| Filte Oy | Riihimäki | 1994 |
| Fim Therapy and Consulting Oy | Tynkä | 1993 |
| Fimtex Oy | Helsinki | 2019 |
| Fin 158 Oy | Turku | 1996 |
| Fin Fishing Oy | Hyvinkää | 2020 |
| Fin Paku Oy | Helsinki | 2021 |
| Fin Seolink Oy | Jyväskylä | 2024 |
| Fin Star Group Oy | Kajaani | 2021 |
| Fin Ventures Oy | Äkäslompolo | 2023 |
| Fin-Chin Oy Ltd | Lahti | 2019 |
| Fin-Est Kevytyrittäjät Oy | Klaukkala | 2022 |
| Fin-Kos Palvelut Oy | Riihimäki | 2022 |
| Fin-MAs investment Oy | Vantaa | 2022 |
| Fin-Pernambuco Palvelut Oy | Vantaa | 2025 |
| Fin-Protex Oy | Helsinki | 1992 |
| Fin-noys Oy | Saariselkä | 2023 |
| FinAmmu Oy | Kullaa | 2011 |
| FinAround Oy | Katinala | 2017 |
| FinBill Oy | Vantaa | 2020 |
| FinBound Travel Oy | Vantaa | 2018 |
| FinCare Oy | Nokia | 2024 |
| FinChin International Edu Oy | Pori | 2020 |
| FinCloud Oy | Oulu | 2014 |
| FinFeeling Oy | Kuopio | 2023 |
| FinFix Oy | Tuusula | 2011 |
| FinGo VIP Oy | Lempäälä | 2016 |
| FinProFi Oy | Espoo | 2022 |
| FinRestCompany Oy | Lahti | 2018 |
| FinSen Oy | Helsinki | 2023 |
| FinShare Service Oy | Espoo | 2023 |
| Fina Pipor Oy | Söderkulla | 2021 |
| FinaMer Oy | Turku | 2013 |
| Finance House Nord OY | Helsinki | 2009 |
| Financemate Oy | Turku | 2015 |
| Finante Oy | Helsinki | 2011 |
| Finapocal oy | Porras | 2020 |
| Finarep Oy | Järvenpää | 2021 |
| Finay Siivous Oy | Espoo | 2019 |
| Finborga Oy | Porvoo | 2022 |
| Fincia Oy | Espoo | 2022 |
| Fincomics Oy | Turku | 2005 |
| Fincumet Container Oy | Kilvakkala | 2012 |
| Find Forest Finland Oy | Hyvinkää | 2020 |
| Find Group Oy | Vantaa | 2019 |
| Finders Seekers Oy | Helsinki | 2018 |
| FineClean Oy | Helsinki | 2017 |
| Finest Skill Oy | Osoite Tuntematon | 2021 |
| Finest Talent Oy | Espoo | 2023 |
| FinestNinja Oy | Espoo | 2020 |
| Finesta Finland Oy | Helsinki | 2007 |
| Finesteng Ky | Lahti | 2000 |
| Finestic Oy | Tupos | 2022 |
| Finfinet Oy | Tampere | 2013 |
| Finjob Oy | Kuopio | 2012 |
| Finkas Oy | Pietarsaari | 2025 |
| Finknits Oy | Nakkila | 2019 |
| Finkore Oy | Espoo | 2021 |
| Finland & Lithuania Solutions Oy | Jääli | 2022 |
| Finland Card Expo Oy | Kangasala | 2025 |
| Finland Center of International Exchange Oy | Osoite Tuntematon | 2013 |
| Finland China Innovation and Maker Center Oy | Osoite Tuntematon | 2018 |
| Finland DMC Oy | Rantasalmi | 2021 |
| Finland Education and Adolescent Development Centre (FEAD) Limited | Kouvola | 2025 |
| Finland Holidays Oy | Rauma | 2018 |
| Finland Pro Trailers Oy | Osoite Tuntematon | 2018 |
| Finland Travel Company Oy | Kontiolahti | 2018 |
| Finland Travel Service Profin Ky | | 1993 |
| Finland henkilöstöpalvelu Oy | Turku | 2023 |
| Finland4U Oy | Kukkila | 2024 |
| FinlandJobs Oy | Helsinki | 2016 |
| Finlandia Cleaning Services Ab | Vaasa | 2020 |
| Finlandia Palvelut Oy | Nastola | 2023 |
| Finlandia Sailing Ab Oy | Taalintehdas | 1990 |
| Finlands Lagerhygien Kb - Suomen Varastohygienia Ky | Lapväärtti | 1989 |
| Finlands Skärgårdsbokning Ab | Kasnäs | 1988 |
| Finlaventura Oy | Helsinki | 2023 |
| Finmage Oy | Espoo | 2014 |
| Finn Follow Oy | Vantaa | 2015 |
| Finn Hajj & Umra Avoin yhtiö | Helsinki | 2008 |
| Finn Iceberg Oy | Osoite Tuntematon | 2008 |
| Finn Management Company Oy | Helsinki | 2023 |
| Finn Quest Oy | Pikkala | 2021 |
| Finn Sportsman Oy | Uusikaupunki | 2012 |
| Finn-Diiling Oy | Helsinki | 1992 |
| Finn-Gootit Oy | Hyvinkää | 1986 |
| Finn-Rent Oy | Helsinki | 1988 |
| Finn-drift Oy | Hollola | 2009 |
| Finn.I.Am Oy | Hautjärvi | 2019 |
| FinnCredible Oy | Rovaniemi | 2018 |
| FinnEuro Tour OY | Kotka | 2001 |
| FinnFellows Oy | Helsinki | 2022 |
| FinnKonttori Service Oy | Kerava | 2025 |
| FinnPedagogy Avoin yhtiö | Helsinki | 2018 |
| FinnToivo Oy | Järvenpää | 2024 |
| Finnace Oy | Martinniemi | 2013 |
| Finnaction Oy | Oulu | 2017 |