| A & J Taimela Oy | Administrative & support | 1997 |
| A-Tektoness Oy | Construction | 2001 |
| Akantalo OY | Wholesale & retail | 2020 |
| AS-Kaitarainen Oy | Manufacturing | 2013 |
| ASTATUS Oy | Manufacturing | 2025 |
| ATM Consulting Oy | Professional & scientific | 2023 |
| Ab Lingua Shop Oy | Education | 1984 |
| AgroWise Oy | Wholesale & retail | 2020 |
| Ahtiainen Invest Oy | Administrative & support | 2026 |
| Ailio Ky | Wholesale & retail | 1970 |
| Alituvan Tila Oy | Agriculture & fishing | 2026 |
| Annika Consulting Oy | Professional & scientific | 2021 |
| Anssit Oy | Manufacturing | 2021 |
| Arisep Oy | Transport & logistics | 2009 |
| Asennuspalvelu Paukku Oy | Construction | 2021 |
| Autohuolto Lehtisalo Oy | Other services | 2020 |
| Autohuolto Outinen Oy | Other services | 2014 |
| Autohuolto Vyyryläinen Oy | Other services | 2025 |
| Autopalvelu Järvinen OY | Other services | 2021 |
| Avoin yhtiö M & M Korppinen | Administrative & support | 2016 |
| Avoin yhtiö Prehtu | Wholesale & retail | 2016 |
| Bittiverkko Oy | Information & communication | 2011 |
| Blomira Oy | Professional & scientific | 2026 |
| Buenoboy Oy | Arts & recreation | 2007 |
| EK-Turvalaiteasennus Oy | Construction | 2022 |
| Ecoloan Viola Oy | Wholesale & retail | 1995 |
| Eevertson Oy | Professional & scientific | 2014 |
| Eräruutana Oy | Wholesale & retail | 2023 |
| Etelä-Suomen Purppura-Yhtiöt Oy | Real estate | 2008 |
| FF Rakennuspalvelu Oy | Construction | 2021 |
| FastFin Oy | Transport & logistics | 2024 |
| Feed Imports Oy | Agriculture & fishing | 2010 |
| Fellos Oy | Construction | 2010 |
| Fermat Oy | Professional & scientific | 1999 |
| Finn-Anssi Ky | Construction | 1990 |
| Frozenpine Innovations Oy | Information & communication | 2024 |
| Geowell Oy | Construction | 2020 |
| Greyvillage Oy | Arts & recreation | 2024 |
| H. Tolvanen Oy | Real estate | 2021 |
| HA-AF Oy | Construction | 2012 |
| Ha-Trans OY | Transport & logistics | 2009 |
| HP Kaivin ja Kuljetus Oy | Administrative & support | 1984 |
| Haikua Oy | Manufacturing | 2021 |
| Haka-Palvelut avoin yhtiö | Wholesale & retail | 2006 |
| Hantapeksi Oy | Other services | 2025 |
| Hissi- ja Liukuporrashuolto Pyykoski Oy | Construction | 2025 |
| Hyvärinen Yhtiöt Oy | Administrative & support | 1988 |
| ISAIAH41:14 Oy | Hospitality | 2022 |
| Ilmalämpömestarit Oy | Manufacturing | 2022 |
| Insinööritoimisto Töykkälä Oy | Real estate | 2005 |
| JJ-Villa Oy | Wholesale & retail | 2004 |
| JT-Rakennus Oy | Professional & scientific | 1988 |
| JelppiTassut Oy | Other services | 2020 |
| Juha Aavikko Oy | Wholesale & retail | 1995 |
| Jukri Oy | Wholesale & retail | 2021 |
| Just Move Oy | Education | 2020 |
| Jänkämaja Oy | Real estate | 1983 |
| Kainkulta Oy | Construction | 2018 |
| Kallioruusu Oy | Construction | 2011 |
| Kappelmäki Oy | Professional & scientific | 2010 |
| Kari-Antti Turta Oy | Construction | 2016 |
| Kiinteistö Oy Kaitarainen | Real estate | 2020 |
| Kiinteistö Oy Koljolantie 90 | Real estate | 2014 |
| Kiinteistö Oy Levinsärä | Real estate | 1989 |
| Kiinteistö Oy Nousiaisten Autotalo | Real estate | 1998 |
| Kiinteistö Oy Nousiaisten Lääkäritalo | Real estate | 2013 |
| Kiinteistö Oy Promectori | Real estate | 2000 |
| Kiinteistö Oy Rekoinen | Real estate | 1989 |
| Kiinteistö Oy Suojankulma | Real estate | 2009 |
| Kiinteistö Oy Valpperin Saha | Real estate | 2016 |
| Kiinteistö Oy Voivalan Verstas | Real estate | 2009 |
| Kiinteistöhuolto Olli Oy | Administrative & support | 2020 |
| Kiinteistöyhtiö Heikkilä Oy | Real estate | 2014 |
| Killaisten Kuivuri Oy | Agriculture & fishing | 2008 |
| Kohorakenne Oy | Construction | 1987 |
| Kommandiittiyhtiö Nousiaisten Putkiasennus, Kauko Soisalo &Knit | Construction | 1976 |
| Kone-Koivuniemi Ky | Construction | 2004 |
| Koneurakointi Lainio Oy | Administrative & support | 2014 |
| Koneurakointi Sauli Takkula Ky | Construction | 2004 |
| Korpi-Arola vesiosuuskunta | Water & waste | 2011 |
| Kotikulman Huoma Oy | Other services | 2021 |
| Kriwila Oy | Real estate | 2023 |
| Kuljetus Kitola Oy | Transport & logistics | 2020 |
| Kuljetus T & J Isotalo Oy | Transport & logistics | 1984 |
| Kuljetus-Marttila Oy | Transport & logistics | 1990 |
| KuntoKamari Oy | Health & social care | 2011 |
| Lamirak OY | Construction | 2007 |
| LSTT Solutions Oy | Information & communication | 2025 |
| Lammasvuoren Rivi Oy | Real estate | 2019 |
| Lehdon Rakennuspalvelu Oy | Construction | 2018 |
| Leinonen SLS Oy | Financial services | 2026 |
| Lekas Oy | Construction | 2020 |
| Leville Oy | Real estate | 2020 |
| Liikenne Haapanen Oy | Transport & logistics | 1996 |
| Lilavía Oy | Administrative & support | 2019 |
| Loistopinnoitus Oy | Administrative & support | 2026 |
| Lounais-Kuljetus Oy | Transport & logistics | 1966 |
| Länsi-Suomen Ompelukonehuolto Oy | Other services | 2019 |
| M-Puukko Oy | Professional & scientific | 2020 |
| MK Star Service Oy | Other services | 2016 |