| AHK Service Oy | Agriculture & fishing | 2016 |
| Akm Group OY | Manufacturing | 2023 |
| AP Jokela Fur Oy | Agriculture & fishing | 1979 |
| Aito Import Oy | Wholesale & retail | 2012 |
| Akoman Oy | Agriculture & fishing | 1996 |
| AleMet Oy | Manufacturing | 2026 |
| Amaks Asunnot Oy | Real estate | 2022 |
| Amaks Kodit Oy | Real estate | 2022 |
| Aralek Oy | Financial services | 2019 |
| Arpotek Oy | Agriculture & fishing | 1995 |
| Art design Carita Laukkonen Oy | Arts & recreation | 2024 |
| Ateno Oy | Manufacturing | 1999 |
| Atlas Clean Oy | Administrative & support | 2025 |
| Automaton Oy | Professional & scientific | 2021 |
| BG Partner Oy | Manufacturing | 2018 |
| BG-Grain Oy | Manufacturing | 2018 |
| BSJ Tec Oy | Manufacturing | 2015 |
| ERAKH Investment Oy | Financial services | 2012 |
| Eelovi Oy | Hospitality | 2008 |
| Eilonen Invest Oy | Financial services | 2010 |
| Elpemak Oy | Other services | 1999 |
| Espresso Stop Oy | Wholesale & retail | 2020 |
| Eviauto Ky | Wholesale & retail | 1990 |
| Evihuolto Oy | Construction | 2016 |
| Evijärven Autohuolto Ky | Other services | 2008 |
| Evijärven Jorma Tähtinen Oy | Agriculture & fishing | 1978 |
| Evijärven Kehitys Oy | Hospitality | 1988 |
| Evijärven Kompostointi Lantalinkki Osuuskunta | Water & waste | 2004 |
| Evijärven Liikenneasema Oy | Hospitality | 1996 |
| Evijärven Mäntykettu Oy | Agriculture & fishing | 1995 |
| Evijärven Osuusmeijeri | Wholesale & retail | 1929 |
| Evijärven Peruna Oy | Manufacturing | 1948 |
| Evijärven Sähköpalvelu Oy | Wholesale & retail | 1974 |
| Evijärven Tavara-Aitta Oy | Real estate | 1984 |
| Evilämpö Oy | Energy | 2011 |
| Evimaksimi Oy | Financial services | 1987 |
| Evitax Oy | Transport & logistics | 2013 |
| Farcasa Oy | Real estate | 2015 |
| Forest Express Oy | Transport & logistics | 2006 |
| Golden Stardust Oy | Construction | 2012 |
| Granvikin Metsätyö Oy | Agriculture & fishing | 1993 |
| Granvikin Turkis Oy | Agriculture & fishing | 1987 |
| Gresantti Ky | Manufacturing | 1996 |
| Hanhikoski Aaro ja Jari Oy | Agriculture & fishing | 1995 |
| Hotelli-Ravintola Evijärvi Ky | Hospitality | 1989 |
| Ilpon Katiska Oy | Wholesale & retail | 2011 |
| J&M Keto OY | Administrative & support | 2022 |
| J&M Pietilä avoin yhtiö | Agriculture & fishing | 2011 |
| JJJ Ketunmaa Oy | Construction | 2010 |
| JL-Matkat Oy - SL-Resor Ab | Administrative & support | 1988 |
| Jekki Ky | Construction | 2006 |
| Jokasafe Oy | Manufacturing | 1977 |
| Ju-ka Steel Oy | Construction | 2001 |
| JuJu COM Oy | Administrative & support | 2020 |
| Järvi Z Oy | Manufacturing | 1991 |
| Kangas Keijo turkistarhaus avoin yhtiö | Agriculture & fishing | 1996 |
| Kartano Ruurikkala Oy | Real estate | 2008 |
| Kiinteistö Oy Evijärven Kauppatie | Real estate | 1990 |
| Kiinteistö Oy Evijärven Konekulma | Real estate | 1999 |
| Kiinteistö Oy Jokitilat | Real estate | 1995 |
| Kiinteistö Oy Ruuri | Real estate | 2001 |
| Kiinteistöosakeyhtiö Fiskarinen Oy | Real estate | 1981 |
| Kisa Kiinteistöt Oy | Real estate | 1979 |
| Kniivilänahon Turkis Oy | Agriculture & fishing | 1995 |
| Konehuolto Kokko Ky | Manufacturing | 2008 |
| Konepalvelu Anttikoski & Saarijärvi avoin yhtiö | Agriculture & fishing | 2005 |
| Konepalvelu Koski Avoin yhtiö | Construction | 1999 |
| KonsultAntti LKV Oy | Professional & scientific | 2023 |
| Korpikettu Kultalahti Oy | Agriculture & fishing | 1978 |
| Koskimäen Maatila Oy | Agriculture & fishing | 2025 |
| Koskipelto Oy | Agriculture & fishing | 2012 |
| Koskityö Oy | Agriculture & fishing | 2020 |
| Kukka- ja Hautauspalvelu Kyyhkynen Oy | Wholesale & retail | 2006 |
| Kuljetus Iso-Pellinen Oy | Transport & logistics | 2005 |
| Kuljetusurakointi J Pahkakangas Ky | Transport & logistics | 2005 |
| Kultalahden Saha ja Huvilaveistämö Ky | Manufacturing | 1975 |
| Kuntovakka Ky | Wholesale & retail | 1982 |
| LVI-Asennus Kujala Oy | Construction | 1991 |
| Lakeside Properties Oy | Real estate | 2022 |
| Lakson Vesi Oy | Professional & scientific | 1989 |
| Laspa Oy | Professional & scientific | 2026 |
| Lassila Heikki ja Kari metsäkoneyhtymä | Agriculture & fishing | 1995 |
| Linnamaa Oy | Agriculture & fishing | 2014 |
| Loistava Koti SV avoin yhtiö | Construction | 2014 |
| Loistava Koti VVP avoin yhtiö | Manufacturing | 2019 |
| Loistava Talo V & V avoin yhtiö | Manufacturing | 2017 |
| Luomanpahkan Taksi Oy | Transport & logistics | 2018 |
| M&R Koivuranta Oy | Real estate | 2023 |
| M.koivukangas Oy | Manufacturing | 2024 |
| Mixsfixs OY | Manufacturing | 2021 |
| MJ-Lämpö Oy | Energy | 2010 |
| Maanrakennus Kokko Oy | Construction | 2021 |
| Mariocon Oy | Wholesale & retail | 2024 |
| Mattokutomo Linna Ky | Manufacturing | 1994 |
| Mäntykari Oy | Hospitality | 1990 |
| Mäntyrakenne Ky Evijärvi | Manufacturing | 1995 |
| NT Group Oy | Manufacturing | 2012 |
| Nautaniemi Oy | Agriculture & fishing | 2024 |
| Netion Oy | Construction | 2011 |
| Nissinniitty Oy | Wholesale & retail | 2012 |