| Antti Rautala Oy | Other services | 2015 |
| Aureskosken Jalostetehdas Oy | Manufacturing | 2012 |
| Erityisasiantuntija Rouvali Oy | Health & social care | 2026 |
| Euran Tuoretukku Oy | Wholesale & retail | 1997 |
| Euran Vihanneskeskus Oy | Wholesale & retail | 1994 |
| Forione Oy | Professional & scientific | 1998 |
| Himpan Matkabaari Oy | Hospitality | 2023 |
| Hinnerbetoni, Lamminen & Kumpp. | Manufacturing | 1982 |
| Hinnerwood Oy | Wholesale & retail | 1999 |
| HooVAC Design Oy | Professional & scientific | 2021 |
| JK. Kone Oy | Manufacturing | 1989 |
| KK - Stones Oy | Wholesale & retail | 1985 |
| KK-Terminals Oy | Transport & logistics | 1970 |
| KV Inkinen Oy | Real estate | 2020 |
| Kaisan Liikenneasema Oy | Wholesale & retail | 2004 |
| Kiinteistö Oy Kaskistenranta | Real estate | 2022 |
| Kivipuu Natural Product Oy | Wholesale & retail | 2018 |
| Koneurakointi Sulo Oy | Agriculture & fishing | 2023 |
| Kuljetusliike Kauko Koskinen kommandiittiyhtiö | Transport & logistics | 1980 |
| Kunnonvälineet Oy | Arts & recreation | 2023 |
| Lännen Tadex Oy | Real estate | 2019 |
| Mel-Kiinteistö OY | Real estate | 2016 |
| Mikkoil, avoin yhtiö | Wholesale & retail | 2004 |
| Nakkilan Kuntokeskus Oy | Arts & recreation | 2009 |
| Pailua Oy | Real estate | 1993 |
| Pryme Solutions Oy | Wholesale & retail | 2011 |
| Pässkarin Vesi Osuuskunta | Water & waste | 2009 |
| RTI Rakennus Oy | Construction | 2017 |
| Rakennuspalvelu Timo Kaira Oy | Construction | 1990 |
| Raulan Saha, Silvola & Kumpp. | Manufacturing | 1963 |
| Tammiston Puu Oy | Manufacturing | 1981 |
| Tiimi-Invest Oy | Real estate | 2019 |
| Tilipalvelu Pohjalainen Oy | Professional & scientific | 2024 |
| Uudenkaupungin Kuljetus Oy | Transport & logistics | 1979 |
| Verlog Oy | Professional & scientific | 2001 |
| Virtarverstas Oy | Professional & scientific | 2026 |
| Yrityskonsultointi Anne Suominen Oy | Professional & scientific | 2004 |