| Artruukki Oy | Professional & scientific | 2003 |
| Askville Oy | Administrative & support | 2021 |
| Aurantola Oy | Hospitality | 1997 |
| Cafe Jaalan Helmi oy | Hospitality | 2024 |
| E & K Liikennepalvelut Oy | Transport & logistics | 2005 |
| Esem Oy | Education | 2020 |
| Finnish Operations Center Oy | Professional & scientific | 2024 |
| Harmagetoff Human Logistics Oy | Professional & scientific | 2018 |
| Hartolan Puoti & Baari Oy | Wholesale & retail | 2013 |
| Hausan Monipalvelu Ky | Administrative & support | 2022 |
| Helsingin Seudun Kiinteistönvälitys Oy | Real estate | 1989 |
| Humu Bloom & Events Oy | Wholesale & retail | 2024 |
| Jaala Network Oy | Information & communication | 2013 |
| Jaalan Herttareeti Oy | Hospitality | 2008 |
| Jaalan Hirsihuvilat Ky | Manufacturing | 1986 |
| Jaalan Jehu Oy | Real estate | 1993 |
| Jaalan Putkihuolto Oy | Construction | 2008 |
| Jaalan Sähkötekniikka Ky | Construction | 2006 |
| Jaalan kyläkauppa ja kievari oy | Wholesale & retail | 2022 |
| KaRa-Palvelut Oy | Agriculture & fishing | 2023 |
| Keijo Paavolainen Ky | Wholesale & retail | 1993 |
| Keski-Jaalan vesiosuuskunta | Water & waste | 2007 |
| Kiinteistö Oy Roopen Pelto | Manufacturing | 1970 |
| Kiinteistö Oy Sharp | Real estate | 1997 |
| Kivisaaren Oriasema Oy | Agriculture & fishing | 2018 |
| Kuiluvuori Oy | Construction | 2019 |
| Kuljetus M. Nikula Ky | Transport & logistics | 1972 |
| Kuljetus Seppälät Oy | Transport & logistics | 1983 |
| Kymenlaakson Ensiapukoulutus Oy | Education | 2024 |
| Lakiasiaintoimisto Päivi Katainen Ky | Professional & scientific | 2014 |
| Landetalkkari Oy | Administrative & support | 2024 |
| Lehtotech Oy | Professional & scientific | 2018 |
| Mada OY | Education | 2012 |
| MORE International Oy | Professional & scientific | 2017 |
| Maanrakennus J. Pöysä Oy | Construction | 2008 |
| Maanrakennus Laatunen Ky | Construction | 1988 |
| Mikan Talli Oy | Other services | 2022 |
| Neliöhuolto oy | Administrative & support | 2025 |
| Nikkari-Laakso Ky | Construction | 1981 |
| Noack Oy | Information & communication | 2023 |
| Nuohouspalvelu M. Heikkinen Oy | Administrative & support | 2019 |
| PAM-Lattiat Oy | Construction | 2019 |
| PJ Varastointi Oy | Transport & logistics | 2022 |
| PKR Viihde Oy | Arts & recreation | 2026 |
| ProWealth Solutions Oy | Information & communication | 2024 |
| Puusepänliike P. Nikander Ky | Manufacturing | 1989 |
| Q-Soft Oy | Information & communication | 1990 |
| Ruoka- ja Sekatavarakauppa omist. E. Paavolainen Seuraajat Ky | Wholesale & retail | 1936 |
| SOC Group Oy | Professional & scientific | 2025 |
| Tiemi Oy | Administrative & support | 2008 |
| TopsuMaa Oy | Arts & recreation | 2020 |
| Tuomex Oy | Real estate | 2017 |
| Viitanen Kai ja Ari Oy | Agriculture & fishing | 1990 |
| Ylitec Oy | Construction | 2023 |