| ACE CM Oy | Real estate | 2015 |
| AR Talent Oy | Administrative & support | 2020 |
| Agri-Huolto T. Laaksonen Oy | Manufacturing | 2006 |
| Alatarvas Invest Oy | Financial services | 2017 |
| Allego Oy | Professional & scientific | 2004 |
| Anc Oy | Wholesale & retail | 1992 |
| Autolind Oy | Wholesale & retail | 2022 |
| Automaakarit Oy | Other services | 2025 |
| Caipe Oy | Wholesale & retail | 2013 |
| Caritech Oy | Professional & scientific | 2020 |
| Casaplan Oy | Construction | 1995 |
| Colmcese Oy | Professional & scientific | 1990 |
| EJA-Trans Oy | Transport & logistics | 2000 |
| FM Meri&Erä Oy | Professional & scientific | 2011 |
| FullSpeed Oy | Other services | 2024 |
| Haccu Oy | Construction | 2009 |
| Hannele Vikama Oy | Real estate | 2000 |
| Hukote Oy | Manufacturing | 2010 |
| Idealt OY | Real estate | 2021 |
| JMM-Rakennus Oy | Construction | 2008 |
| Jonkhan Saneeraus Oy | Real estate | 2003 |
| Jorekone Oy | Construction | 1994 |
| Järäisten seudun jätevesiosuuskunta | Water & waste | 2009 |
| KS Palvelut Suomalainen Ky | Transport & logistics | 1999 |
| Kalm Invest Oy | Financial services | 2025 |
| Kiinteistö Oy Kaitaistentie 8 | Real estate | 2016 |
| Kiinteistö Oy Lamminen | Real estate | 2001 |
| Koneurakointi Vallunen Oy | Construction | 2021 |
| Kuljetus J. Olli Oy | Transport & logistics | 2001 |
| Kuljetusliike M. Sorvali Oy | Transport & logistics | 2016 |
| Kuljetusliike Tapio Suokari Oy | Transport & logistics | 1996 |
| Kumputien Grilli ja Elintarvikekioski Oy | Hospitality | 1999 |
| LK Mielenliike Oy | Health & social care | 2017 |
| Lemun Kiinteistökolmio Oy | Construction | 2015 |
| Living4U Oy | Construction | 2020 |
| Lounais-Rannikon LVI- ja Rakennussaneeraus Oy | Construction | 2006 |
| Lounais-Suomen Saraheinä Oy | Real estate | 2008 |
| Miscon OY | Professional & scientific | 2020 |
| MTH Kiinteistösaneeraus Oy | Construction | 2017 |
| MV-Laatukoti Oy | Construction | 2002 |
| Mannerjärven Puutarha Oy | Agriculture & fishing | 1988 |
| Maskun Maansiirto Oy | Construction | 2020 |
| Mediakingit Oy | Professional & scientific | 2014 |
| Multi Kiinteistöt Oy | Real estate | 2019 |
| Naantalin Kalatuote Oy | Manufacturing | 1993 |
| Navettanikkarit Oy | Construction | 2017 |
| ONSTORE Oy | Professional & scientific | 2021 |
| Oy Diabet Ab | Wholesale & retail | 2010 |
| PL - Puu Oy | Agriculture & fishing | 2019 |
| Peltimies Oy | Construction | 1989 |
| Pexitrade Oy | Wholesale & retail | 2011 |
| Plasta Masta Ky | Construction | 2000 |
| Pro Helmi Oy | Health & social care | 2021 |
| Raimo Salminen Ky | Wholesale & retail | 1986 |
| Rakennuspalvelu Sola Oy | Construction | 2021 |
| Rannikkoseudun Putkityö Oy | Construction | 1987 |
| Rauman Takkitalo Oy | Wholesale & retail | 2011 |
| Restasal Oy | Construction | 2019 |
| Ruokamaa Oy | Agriculture & fishing | 2020 |
| RustyStone Oy | Real estate | 2021 |
| SNK Import Oy | Wholesale & retail | 2023 |
| Saariston Catering Ky | Hospitality | 2004 |
| Saariston Portti Oy | Construction | 2007 |
| Saarset Oy | Manufacturing | 1974 |
| Safewater Technology Oy | Water & waste | 2026 |
| Sakamo Rakennus Oy | Construction | 2012 |
| Silverhome Oy | Wholesale & retail | 2014 |
| Sisustus SM Oy | Manufacturing | 2005 |
| Smart-IoT Oy | Wholesale & retail | 2025 |
| Steija, avoin yhtiö | Wholesale & retail | 2012 |
| TS Konsultointi Oy | Professional & scientific | 2022 |
| TT-V Service Oy | Administrative & support | 2025 |
| Taksipalvelu Rantakari Oy | Transport & logistics | 2010 |
| Teräspöytä Oy | Manufacturing | 1956 |
| TestRun Oy | Manufacturing | 2019 |
| Timanttileikkaus Mäkinen Oy | Construction | 1999 |
| Tinke Store Oy | Wholesale & retail | 2025 |
| Tiuku Tuotanto Oy | Arts & recreation | 2024 |
| TraduTec Oy | Professional & scientific | 2005 |
| Turun Seudun Rakennuspalvelu Oy | Construction | 2007 |
| VS ilmalämpö Oy | Construction | 2023 |
| Varsinais-Suomen Laatoitus Ky | Construction | 2017 |
| Vastilan seudun jätevesiosuuskunta | Water & waste | 2007 |
| Voilàp Scandinavia AB, filial i Finland | Manufacturing | 2020 |
| Voltmix Oy | Construction | 2020 |
| rockvek oy | Construction | 2021 |