| AC-Service Oy | Professional & scientific | 2016 |
| Aptop OY | Other services | 2008 |
| Avuxet Oy | Construction | 2021 |
| Bettina Peltoniemi Oy | Professional & scientific | 2022 |
| BloomEdTech Oy | Information & communication | 2026 |
| Bonorum Oy | Financial services | 2023 |
| Carelian KS Oy | Wholesale & retail | 1990 |
| Dalla Valle Oy | Wholesale & retail | 1995 |
| Dentalia Oy | Health & social care | 2013 |
| Finnwildlife Oy | Professional & scientific | 2021 |
| Haukka-Pilkki Oy | Manufacturing | 1991 |
| Hotu Outdoors Oy | Arts & recreation | 2023 |
| Huippu Suunnittelu Oy | Professional & scientific | 2025 |
| IK Horse Team Oy | Administrative & support | 1996 |
| Ihmemaan eläimet Oy | Education | 2024 |
| Itä-Suomen Mittarimiehet Oy | Construction | 2005 |
| Jaleka OY | Hospitality | 2008 |
| JTT-Sales Oy | Financial services | 2020 |
| Jadetos Oy | Financial services | 2021 |
| Joen Jetti ja Vuokrauspalvelu Oy | Other services | 2023 |
| Joen KH Oy | Administrative & support | 2024 |
| Joensuun Aurinkoinen Oy | Wholesale & retail | 2008 |
| Joensuun Näppäri Antti ja Leena Piironen avoin yhtiö | | 1986 |
| Joensuun Ratsastusopisto Oy | Education | 1993 |
| Joensuun Sähkö -ja Automaatiopalvelu Oy | Construction | 2021 |
| Kampaamo Svengi Oy | Other services | 2018 |
| KarelPro Oy | Administrative & support | 2007 |
| KareliaTek Oy | Wholesale & retail | 2023 |
| Karjalan timpurit oy | Construction | 2007 |
| Kide Holding Oy | Financial services | 2026 |
| Kiinteistö Oy Kontkanen | Real estate | 1988 |
| Kone-Energia Oy | Construction | 2014 |
| Kontio Kierrätys Oy | Construction | 2019 |
| Kontro-Tuote Ky | Manufacturing | 1987 |
| Kuivalan Taimitarha avoin yhtiö | Agriculture & fishing | 1989 |
| Kulhon Maa ja Vesi Oy | Real estate | 2018 |
| Kulhon vesiosuuskunta | Construction | 1980 |
| Kuljetus- ja koneurakointi Maaranen Oy | Transport & logistics | 2026 |
| Kuljetusliike JM Malinen Oy | Transport & logistics | 2024 |
| Kuljetusliike Matti Haapalainen Oy | Transport & logistics | 1984 |
| Kuljetuspalvelu KiJa Oy | Transport & logistics | 2019 |
| Kurenkota Oy | Manufacturing | 1992 |
| Locimuss Oy | Professional & scientific | 2008 |
| LuHa Oy | Administrative & support | 2025 |
| Luotettava Apulainen Oy | Health & social care | 2016 |
| Metsäketju OY | Agriculture & fishing | 2013 |
| Metsäkuljetus Meriläinen Oy | Agriculture & fishing | 2005 |
| MielenVerstas Oy | Health & social care | 2025 |
| MoveZone Finland Oy | Wholesale & retail | 2010 |
| Mustavaara Oy | Arts & recreation | 1986 |
| Möhkön Metsäpalvelu Oy | Agriculture & fishing | 2005 |
| OIKEA Asennuspalvelu Oy | Construction | 2020 |
| PDGE Project Developement Group Europe Oy | Professional & scientific | 2008 |
| PVP Holding Oy | Financial services | 2020 |
| Parasko Oy | Other services | 2024 |
| Peltisepänliike Olavi Suokas Ky | Construction | 1990 |
| Pentin Paino Ky | Information & communication | 1987 |
| Piiros-Kuva Ky | Wholesale & retail | 1993 |
| Polar Adventures Oy | Administrative & support | 2022 |
| Potoska Publishing Ltd Oy | Information & communication | 2003 |
| Puijon Terva Ky | Manufacturing | 1987 |
| Pyöröpuu Mehtätalo Oy | Manufacturing | 2024 |
| RMH Works Oy | Construction | 2020 |
| Raksaykköset Oy | Construction | 2011 |
| Rational Usage Oy | Information & communication | 1991 |
| Ratsukolle Oy | Wholesale & retail | 2020 |
| Rituals Repeat Oy | Wholesale & retail | 2020 |
| Siltek Oy | Professional & scientific | 2009 |
| Sointu Group Oy | Wholesale & retail | 2017 |
| StreetWhale Ltd Oy | Arts & recreation | 2022 |
| Säiliömestarit Oy | Professional & scientific | 2017 |
| TeNu invest Oy | Financial services | 2024 |
| Tilausliikenne Kaitsu, Kai Rantatupa Ky | Transport & logistics | 2002 |
| Tuuren Kone Oy | Agriculture & fishing | 2020 |
| Täsmäneliö Oy | Construction | 2016 |
| VN Asunnot OY | Real estate | 2026 |
| World of A Oy | Arts & recreation | 2014 |
| XY invest Oy | Financial services | 2019 |