| A&A Virtanen Oy | Construction | 2024 |
| Alve Oy | Financial services | 2005 |
| Anfangi Oy | Professional & scientific | 1989 |
| Carel Capital Oy | Professional & scientific | 2000 |
| DeNaStyle Oy | Manufacturing | 2023 |
| EFT-Equipments Oy | Construction | 2024 |
| Eisto Oy | Professional & scientific | 2016 |
| Etelä-Karjalan Järjestyksenvalvojat Ky | Other services | 2003 |
| Eu Gate Oy | Administrative & support | 2002 |
| Finnish Building Oy | Construction | 2019 |
| HQ Group Finland Oy | Wholesale & retail | 2023 |
| Hankatec Oy | Wholesale & retail | 1996 |
| Helt-Invest Oy | Financial services | 1989 |
| Hilant Oy | Administrative & support | 2013 |
| Hoivakoti Wilhelmiina Oy | Health & social care | 2004 |
| IP henkilökuljetus Oy | Transport & logistics | 2018 |
| Idän Insinöörit Oy | Professional & scientific | 2019 |
| Jorent Oy | Real estate | 1995 |
| Kaakon Paalu 4 Oy | Real estate | 2017 |
| Karelian Bio Tech Oy | Professional & scientific | 2024 |
| Karteam Oy | Real estate | 1982 |
| Kasvutempo Oy | Wholesale & retail | 1995 |
| Kempton Oy | Wholesale & retail | 1999 |
| Kiinteistö Oy Kolin Helmi 2 | Real estate | 2007 |
| Kiinteistö Oy Taipalsaaren Aurinkoranta | Real estate | 1986 |
| Kiinteistöhuolto- ja korjaus Alatalo Oy | Administrative & support | 2003 |
| Kiveen Kaiverrettu Oy | Manufacturing | 2020 |
| Kuljetusliike Lisitsin Ky | Transport & logistics | 1977 |
| Lappeenrannan Automaattipalvelu Oy | Wholesale & retail | 1995 |
| Linerware Oy | Wholesale & retail | 2022 |
| Luottala Oy | Professional & scientific | 2026 |
| Maigor OY | Construction | 2008 |
| Multico Oy | Construction | 2018 |
| Mustapää Invest Oy | Financial services | 2017 |
| Niivan Kauppa Oy | Wholesale & retail | 1961 |
| Niivan puoti avoin yhtiö | Wholesale & retail | 2022 |
| Nordic Intelligence Labs Oy | Information & communication | 2025 |
| OH-Service Oy | Professional & scientific | 1994 |
| Omapstore Oy | Information & communication | 2020 |
| Organisaatiokonsultointi osakeyhtiö | Professional & scientific | 1973 |
| PP-Industry Partner Oy | Manufacturing | 2018 |
| PP-Kiinteistöt Oy | Real estate | 2011 |
| Pentti Isosavo Oy | Construction | 1951 |
| Petika Holding Oy | Financial services | 2022 |
| Pioni Branding Oy | Professional & scientific | 2021 |
| PolarCo Oy | Wholesale & retail | 2018 |
| ProTec Lahikainen Oy | Agriculture & fishing | 2024 |
| Pukupalvelu Elegantti Ky | Wholesale & retail | 1996 |
| Rakennus Juuti OY | Construction | 2018 |
| Rakennussepät Kauranen & Nikkinen Oy | Construction | 1976 |
| Rompe Saimaanharju Oy | Wholesale & retail | 2018 |
| Sinega Oy | Wholesale & retail | 2011 |
| TCE - Telecom Engineering Oy | Professional & scientific | 2008 |
| TX-Service Oy | Professional & scientific | 2015 |
| Taipalsaaren Sähkö Oy | Construction | 1976 |
| Taksi- ja Tilausliikenne Nenonen Oy | Transport & logistics | 2010 |
| Timo-Kone Ky | Manufacturing | 1983 |
| Zaza 23 Oy | Hospitality | 2024 |