| Aaltosten Putkikauppa Oy | Wholesale & retail | 2016 |
| Ahola Enterprise Oy | Education | 2022 |
| Ainoa Vintage Studios Oy | Wholesale & retail | 2020 |
| Alkutaival Oy | Health & social care | 2018 |
| Andorian Oy | Information & communication | 2024 |
| Around The Spot Oy | Wholesale & retail | 2024 |
| Arteeri Oy | Professional & scientific | 2002 |
| Auragroup Oy | Professional & scientific | 2014 |
| Basin Oy | Manufacturing | 1995 |
| Benny Capital Oy | Professional & scientific | 2024 |
| Bridgend Investment Oy | Financial services | 2022 |
| Business Adventures Oy | Financial services | 2025 |
| CiD Oy | Professional & scientific | 1993 |
| Digikumppanit Oy | Construction | 2024 |
| Fandonia Oy | Information & communication | 2015 |
| Finn Nest Oy | Hospitality | 2025 |
| Finnish Diving Support Oy | Real estate | 2017 |
| Flonas Import Oy | Wholesale & retail | 2025 |
| Frame To Function Oy | Education | 2025 |
| Gigo Resort OY | Hospitality | 2024 |
| Gokul Yoga Turku Oy | Arts & recreation | 2025 |
| Grafiro Oy | Professional & scientific | 2022 |
| Hailiks OY | Agriculture & fishing | 2011 |
| Hs-S Precious Metals OY | Real estate | 2015 |
| Haimi Invest Oy | Real estate | 2024 |
| Hard Factor KY | Construction | 2018 |
| Hautakivikaiverrus Mäkelä Oy | Other services | 1988 |
| Hilma Invest Oy | Professional & scientific | 2022 |
| I&E Invest Oy | Financial services | 1999 |
| Il Group OY | Administrative & support | 2006 |
| Iilimeri Oy | Construction | 2008 |
| Ivus Investment Oy | Financial services | 2007 |
| JM Risk Advisory Oy | Financial services | 2026 |
| JM Tupa Oy | Hospitality | 2013 |
| JR Installation Oy | Manufacturing | 2016 |
| JT Onnela Oy | Health & social care | 2015 |
| JTH-Holding Oy | Administrative & support | 2022 |
| Joku Yritys Oy | Financial services | 2018 |
| Joku-Ding Oy | Professional & scientific | 2026 |
| Juhlapalvelu Siru-Maaria Oy | Hospitality | 1995 |
| Jussinvest Oy | Financial services | 2011 |
| KMP Laine Oy | Construction | 2023 |
| KMP Urakointi Oy | Construction | 2024 |
| Kanerco Oy | Professional & scientific | 2014 |
| Kannokko Oy | Agriculture & fishing | 2011 |
| Kiinteistö Oy Lopari | Real estate | 1995 |
| Kiinteistö Oy Velkuan Otanpää | Real estate | 1989 |
| KiinteistöVuorisalot Oy | Construction | 1989 |
| Kivijärvi & Kivijärvi avoin yhtiö | Hospitality | 2003 |
| Kustavin Turkis Aaltonen & K:ni | Agriculture & fishing | 1973 |
| LHP-Kiinteistöt Oy | Real estate | 2017 |
| LPT Power Oy | Professional & scientific | 2024 |
| Laakvi Group Oy | Financial services | 2024 |
| Lasten edunvalvojat Oy Lakiasiaintoimisto | Professional & scientific | 1989 |
| Lastusen Konepaja Oy Ltd | Manufacturing | 1989 |
| Leirivalmennus Camp Oy | Professional & scientific | 2002 |
| Liikuntaelämys L&L oy | Arts & recreation | 2006 |
| Lillin Arvo-kodit Oy | Wholesale & retail | 2017 |
| Lompsal Oy | Wholesale & retail | 2005 |
| Louhinta ja Maarakennus Norava Oy | Construction | 2013 |
| Luonnonhoito Alanko Oy | Agriculture & fishing | 2021 |
| M & S Monex Oy | Construction | 2006 |
| M. Ruusumo Ky | Wholesale & retail | 1991 |
| MH-Rakennetekniikka Oy | Construction | 2011 |
| Maa- ja Vesiurakat Oy V-S | Construction | 1967 |
| Macmachine Oy | Manufacturing | 2006 |
| Maikola Invest Oy | Professional & scientific | 2017 |
| Malleus Oy | Real estate | 2015 |
| Marine Consulting TSWB Ltd. Oy | Professional & scientific | 2019 |
| Merik Oy | Wholesale & retail | 2019 |
| MerimIT Oy | Information & communication | 2015 |
| Merimaskun Kalastus Oy | Agriculture & fishing | 2021 |
| Merimaskun Rakennuspalvelu Oy | Construction | 2020 |
| Merimaskun Rakennuttajat Oy | Real estate | 1996 |
| Miroro Oy | Financial services | 2009 |
| Mobile Soul Oy | Manufacturing | 2000 |
| NF Consulting Oy | Professional & scientific | 2025 |
| Naantalin Hyötykiinteistöt Oy | Real estate | 2009 |
| Naantalin Sähköcenter Oy | Wholesale & retail | 1995 |
| Naantalin Sähkötekniikka Oy | Manufacturing | 2023 |
| Nordbridge Trade Oy | Professional & scientific | 2026 |
| Nova Art Oy | Construction | 2019 |
| Nyans Oy | Other services | 2019 |
| Okenet Oy | Information & communication | 2007 |
| Opi Oivaltamaan Oy | Administrative & support | 2020 |
| Osuuskunta Merimaskun Peruna | Wholesale & retail | 1995 |
| Otava Tilipalvelut Oy | Professional & scientific | 1985 |
| Oy FinnFactor Ab | Professional & scientific | 2001 |
| Oy Rukanlaavu | Real estate | 1988 |
| Pasira Oy | Manufacturing | 2004 |
| Preytrade Oy | Wholesale & retail | 2018 |
| Proaccount Partner Oy | Professional & scientific | 2005 |
| RT-Aaltoset Oy | Construction | 2006 |
| Rakennus-Rokka Oy | Construction | 1995 |
| Rakennusliike Heikura Oy | Construction | 2022 |
| Rakennusliike Panther Oy | Construction | 2020 |
| Rakennuspalvelu A&K Oy | Construction | 2019 |
| Rakennuttajapalvelu Ruusumo Oy | Professional & scientific | 2010 |
| Rantamakasiini Oy | Hospitality | 2019 |
| Raskassähkö Holding Oy | Other services | 2023 |