| 3Spirit Oy | Manufacturing | 2017 |
| Ab Kassor Truffle Oy | Agriculture & fishing | 2011 |
| Bullrun Capital Oy | Financial services | 2024 |
| Buss O Kram Oy | Professional & scientific | 2024 |
| CarpioCon Oy Ltd | Construction | 2003 |
| Dalsgärdan Oy Ab | Agriculture & fishing | 2016 |
| EcoKiilto OY | Other services | 2016 |
| Finhoney Oy | Agriculture & fishing | 2017 |
| Fliis Trade Oy | Wholesale & retail | 1996 |
| Fortivia Oy | Professional & scientific | 2025 |
| Gg-Asennus OY | Construction | 2006 |
| GREENFELLAS Oy | Hospitality | 2018 |
| Hiiden Konepalvelut Oy | Construction | 2021 |
| Huus-Kone Oy | Manufacturing | 2025 |
| JKN-Metsäkallio Oy | Professional & scientific | 2013 |
| JP Rainio Oy | Real estate | 2020 |
| JSP Kulta Oy | Manufacturing | 1998 |
| Jvs-Service OY AB | Administrative & support | 2016 |
| Juha-Automatic Oy | Manufacturing | 1998 |
| KAP19 Oy | Information & communication | 2025 |
| KAS-Ykkönen Oy | Wholesale & retail | 1997 |
| Kipinä ja Lastu Oy | Manufacturing | 2026 |
| Kosola Nordics Oy LTD | Wholesale & retail | 2023 |
| Lemlax Kiinteistöt Oy | Administrative & support | 1986 |
| MJSammutus Oy | Manufacturing | 2021 |
| Maalaus ja Saneeraus M. Kesäläinen Oy | Construction | 1990 |
| Nanopar Oy | Professional & scientific | 2007 |
| Nethevi Oy | Information & communication | 2007 |
| Nilstrom Oy | Wholesale & retail | 2021 |
| OK-Allservice Ab Oy | Construction | 2013 |
| Oilwhale Oy | Professional & scientific | 2011 |
| Oilwhale Solutions Oy Ltd | Real estate | 2015 |
| Oilysand Oy | Water & waste | 2012 |
| Oy Doublespike | Manufacturing | 1974 |
| Oy Fyr & Lys Ab | Wholesale & retail | 2023 |
| Oy Kappelinranta-Kapelstrand Ab | Hospitality | 1998 |
| Oy Vinstus Konsult Ab | Information & communication | 2024 |
| Paratiisipuu Oy | Wholesale & retail | 2000 |
| Puulifti Oy | Water & waste | 2011 |
| Puupannu Oy | Manufacturing | 2018 |
| Q Power Oy | Energy | 2019 |
| Qvidja Kraft Ab | Energy | 2022 |
| RH harvesting Oy | Manufacturing | 2018 |
| Rakennuspalvelu Ari Adolfsson Oy | Construction | 2009 |
| Saariston Pihakaivuu Oy | Administrative & support | 2017 |
| Saariston lautta Oy | Administrative & support | 2023 |
| Salakari Capital Oy | Financial services | 2020 |
| Salakari Group Oy | Real estate | 2003 |
| Satu-Koru Ky | Manufacturing | 1986 |
| Solhästgårdin talli Oy | Agriculture & fishing | 2020 |
| Suomen käyttökorut ja -tuotteet Oy | Wholesale & retail | 2022 |
| Tammiluodon Viinitila Oy | Manufacturing | 1996 |
| Turun Seudun Koneasennus Oy | Manufacturing | 2008 |
| Turvavene Suomi Oy | Wholesale & retail | 2020 |
| UMK Rakennus Oy | Construction | 2000 |
| Venepalvelu Virta avoin yhtiö | Other services | 2020 |
| Vidkulla gård Oy | Arts & recreation | 2010 |
| e-sea training Oy | Education | 2022 |