| Finnconst Ky | Helsinki | 1986 |
| Finncontent Oy | Vantaa | 2022 |
| Finncure Oy | Espoo | 2021 |
| Finncut Oy | Mietoinen | 2003 |
| Finnday Oy | Iisvesi | 2019 |
| Finndebet Oy | Vantaa | 1992 |
| Finndustry Oy | Helsinki | 2007 |
| Finnegology Oy | Kuopio | 1976 |
| Finnexco Oy | Oulu | 2009 |
| Finnexion Oy | Espoo | 2013 |
| Finngadget oy | Nokia | 2008 |
| Finngroup Architects and Consultants Oy Ltd | Turku | 1984 |
| Finngrowth Oy | Kokkola | 2008 |
| Finnika Oy | Laukkoski | 2020 |
| Finnish Advisors' Group Oy | Vantaa | 2024 |
| Finnish Automotive-Engineering Oy Ltd | Paimio | 2014 |
| Finnish Business Consulting Oy | Helsinki | 2019 |
| Finnish Connector Oy | Helsinki | 2011 |
| Finnish Construction Support Oy | Rauha | 2010 |
| Finnish Creative Agency Oy | Imatra | 2022 |
| Finnish Deals Ab | Helsinki | 2025 |
| Finnish Defence House Oy | Espoo | 2025 |
| Finnish Energy Consulting osk | Helsinki | 2013 |
| Finnish Esports Consulting Ltd Oy | Vihti | 2019 |
| Finnish Forming Ltd Oy | Helsinki | 1993 |
| Finnish Image Manager - FIM Oy | Tampere | 1991 |
| Finnish Information Service House Oy | Kerava | 2005 |
| Finnish Lakeland Aviation Oy | Tampere | 2019 |
| Finnish Living Solutions Oy | Tampere | 2023 |
| Finnish Market Access Oy | Espoo | 2023 |
| Finnish Med Technology Oy | Helsinki | 2025 |
| Finnish Middle East Consulting Group Oy | Helsinki | 2013 |
| Finnish Operations Center Oy | Jaala | 2024 |
| Finnish Overseas Consultants (FinnOC) Oy | Helsinki | 2006 |
| Finnish Pay System Oy | Rahja | 2020 |
| Finnish PreGame.fi Oy | Turku | 2012 |
| Finnish Procurement advisors Oy | Espoo | 2020 |
| Finnish Property Buddies Group Oy | Tampere | 2020 |
| Finnish Property Partners Oy | Helsinki | 2009 |
| Finnish Steel Design Trading Oy | Helsinki | 1997 |
| Finnish Technical Assistance Services Oy | Espoo | 2011 |
| Finnish Timber Technologies Oy | Helsinki | 2024 |
| Finnish Trade and Finance Consulting Corporation Oy | Helsinki | 2017 |
| FinnishLine Growth Oy | Vantaa | 2021 |
| Finnjewel Oy | Helsinki | 2003 |
| Finnklaudia Oy | Akaa | 2000 |
| FinnkoTronics Oy | Kangasala | 2020 |
| Finnlab Oy | Espoo | 2022 |
| Finnlaskenta Oy | Kellokoski | 2010 |
| Finnlitho Oy | Joensuu | 2014 |
| Finnlog Oy | Helsinki | 1995 |
| Finnmanage Ky | Järvenpää | 1986 |
| Finnmania Oy | Vantaa | 2023 |
| Finnmap Infra Oy | Helsinki | 1993 |
| Finnmecanplan Oy | Turku | 1978 |
| Finnmechanics Oy | Lappeenranta | 2020 |
| Finno Solutions Oy | Pirkkala | 2020 |
| FinnoEdu Oy | Kuopio | 2020 |
| FinnoSun Oy | Söderkulla | 2019 |
| Finnoflag Oy | Kuopio | 1993 |
| Finnolex Oy | Rajamäki | 2010 |
| Finnolink Oy | Espoo | 2024 |
| Finnora Oy | Tampere | 2014 |
| Finnorad Oy | Kuopio | 2021 |
| Finnosalo Ventures Oy | Oulu | 2024 |
| Finnoschool Oy | Lappeenranta | 2010 |
| Finnotrade Oy | Tuusula | 2021 |
| Finnovent Holding Oy | Söderkulla | 2017 |
| Finnpanel Oy | Helsinki | 1975 |
| Finnpneumatic Finland Oy Ltd | Helsinki | 2019 |
| Finnpractice Oy | Tampere | 2007 |
| Finnrel Oy | Marttila | 2017 |
| Finnrobotics Oy | Ulvila | 1992 |
| Finnsampo Oy | Lahti | 2015 |
| Finnsektori Oy | Turenki | 1993 |
| Finnsolid Export OY | Nurmijärvi | 2014 |
| Finnspark Oy | Tampere | 2012 |
| Finnsuper Oy | Lappeenranta | 2025 |
| Finnsurvey Oy | Muhos | 2023 |
| Finnsus Oy | Helsinki | 2024 |
| Finnsäiliö Oy Suonenjoki | Suonenjoki | 1995 |
| Finntase Oy | Kirkkonummi | 1991 |
| Finntastic Growth Oy | Helsinki | 2023 |
| Finnterrus Oy | Haukipudas | 1995 |
| Finntili Oy | Järvenpää | 2008 |
| Finntimo Oy | Porvoo | 1996 |
| Finntotal Oy | Espoo | 2009 |
| Finntreat Oy | Porvoo | 1982 |
| Finnum Oy | Lahti | 2013 |
| Finnwildlife Oy | Kulho | 2021 |
| Finnwright Oy | Mäntsälä | 2024 |
| Finnzleif Oy | Piispanristi | 2023 |
| Finnzon Oy | Espoo | 2017 |
| Finoman Oy | Helsinki | 2008 |
| Finomena Oy | Tampere | 2012 |
| Finomerica Consulting Group Oy | Helsinki | 2025 |
| Finops consulting Oy | Vantaa | 2022 |
| Finow Oy | Helsinki | 2007 |
| Finpeka Ky | Seinäjoki | 2011 |
| Finpilot Oy | Imatra | 2003 |