| Airivaara Capital Oy | Manufacturing | 2022 |
| Antti Taskinen Color Connection Kommandiittiyhtiö | Professional & scientific | 2006 |
| Arctic Aurora Borealis Oy | Financial services | 2023 |
| Arctic Capital Oy | Financial services | 2017 |
| Arctic Coders Oy | Information & communication | 2007 |
| Arinor Oy | Professional & scientific | 2010 |
| Artmagon Oy | Construction | 2018 |
| Asekorjaamo Gun-Bell Oy | Education | 1995 |
| Axsan Ky | Manufacturing | 2002 |
| BenaRent Oy | Administrative & support | 2026 |
| Biture Oy | Professional & scientific | 2026 |
| Casahouse Oy | Transport & logistics | 2013 |
| Casahouse Rent Oy | Administrative & support | 2016 |
| Coldest Chain Oy | Transport & logistics | 2020 |
| Culis Works Oy | Manufacturing | 2026 |
| Datatoolsmith Oy | Information & communication | 2007 |
| Ditaco Oy | Information & communication | 2009 |
| ERA Purku Oy | Construction | 2024 |
| Etelän House&Point&Lux Oy | Construction | 2003 |
| Eternal Eclipse Oy | Information & communication | 2026 |
| Exocon Oy | Manufacturing | 2020 |
| Finncat Oy | Manufacturing | 2016 |
| Fixfork Oy | Manufacturing | 2019 |
| Forge Speed Shop Oy | Other services | 2013 |
| Frog Village Oy | Hospitality | 2022 |
| GL Group Oy | Real estate | 2025 |
| Glascon OY | Construction | 2008 |
| Glascon Group Oy | Real estate | 2025 |
| H&L Trading Company Oy | Wholesale & retail | 2019 |
| Haukiputaan Maalaus- ja Remontointipalvelu Ky | Construction | 2011 |
| Heikki Vänttilä Oy | Construction | 2015 |
| Heikkilä Hankinta & IT Oy | Professional & scientific | 2026 |
| Hemascon Oy | Construction | 2011 |
| Hirsi- ja Puutyö J.Manninen Oy | Construction | 2025 |
| Holstinmäen Auto Oy | Wholesale & retail | 2015 |
| Holstinmäen Autohuolto Oy | Other services | 2017 |
| Holstinmäen Automaalaamo Oy | Other services | 1987 |
| Hygieniapalvelu Mansikkamäki Oy | Wholesale & retail | 2001 |
| Infinity Developments Oy | Manufacturing | 2025 |
| Insinööritoimisto Antti Vuolo Oy | Wholesale & retail | 2008 |
| Insinööritoimisto Yrttiaho Ky | Professional & scientific | 2018 |
| Inspector Sec Oy | Professional & scientific | 2006 |
| Ittam Capital Oy | Real estate | 2025 |
| JALECON Oy | Professional & scientific | 2009 |
| JL Monityö Oy | Construction | 2020 |
| JL-Product Oy | Professional & scientific | 2016 |
| JP Samsapec Oy | Professional & scientific | 1993 |
| Jamohki Oy | Manufacturing | 2015 |
| Janerue Oy | Wholesale & retail | 2025 |
| Jarmo Eskuri Oy | Construction | 2018 |
| Jarmon Kiviasennus Oy | Construction | 2010 |
| Johan Lind försäljningstjänst Kb | Manufacturing | 1995 |
| Joustava Autohuolto Oy | Other services | 2026 |
| Kaivutyö Tauno Pietilä Ky | Construction | 1998 |
| Kajanu Palvelut Oy | Professional & scientific | 2023 |
| Keikarin osuuskunta | Arts & recreation | 2025 |
| Kellon Auto Oy | Wholesale & retail | 2017 |
| Kellon Auto ja Varaosa Tervahauta Ky | Wholesale & retail | 1985 |
| Kellon Herkku Oy | Hospitality | 2023 |
| Kellon Kalatuote Oy | Manufacturing | 1985 |
| Kellon Klapi Oy | Wholesale & retail | 2007 |
| Kellon Kuusi avoin yhtiö | Agriculture & fishing | 2019 |
| Kiinteistö Oy Kellon Herskaapin Rustinki | Real estate | 2021 |
| Kiinteistö Oy Pajumaa | Real estate | 1987 |
| Kirvespojat Oy | Construction | 2006 |
| Kivimikko avoin yhtiö | Mining & quarrying | 1996 |
| Kiviniemen fysikaalinen hoitolaitos avoin yhtiö | Health & social care | 2011 |
| Kivipalvelu Jämsä Oy | Construction | 2020 |
| Komkuljetus Oy | Transport & logistics | 2016 |
| Konetyö Saarela Ky | Construction | 2015 |
| Koneyhtymä Haapaniemi Ky | Agriculture & fishing | 1990 |
| Koneyhtymä Manninen & Kiuttu | | 1981 |
| KoodiOodi Oy | Information & communication | 2022 |
| Koomikko Capital Oy | Financial services | 2023 |
| Kuljetus Glad Oy | Transport & logistics | 1982 |
| Kuljetus Mika Salmela Ky | Transport & logistics | 2012 |
| Kuljetus Rajanti Ky | Transport & logistics | 1983 |
| LK Core Invest Oy | Financial services | 2025 |
| LP Borealis WorkForce Oy | Administrative & support | 2022 |
| Laten Konekaivuu Oy | Construction | 2020 |
| Liikuntakeskus Core Oy | Arts & recreation | 2009 |
| Livolta Oy | Manufacturing | 2002 |
| Lumo Rakennus Oy | Construction | 2013 |
| Luotos Oy | Information & communication | 2025 |
| Luottojälki Oy | Construction | 2023 |
| Lupakaverit Oy | Professional & scientific | 2023 |
| MaComp Oy | Wholesale & retail | 2022 |
| Maalaus Mahti Oy | Construction | 2011 |
| Maalausliike J Savela Ky | Construction | 2008 |
| Maanrakennus Lopakka Oy | Construction | 2005 |
| Maarakennus Kivijasi Oy | Construction | 2000 |
| Maarakennus P. Manninen Oy | Construction | 1990 |
| Masagon Oy | Construction | 2012 |
| Meliort Oy | Manufacturing | 2009 |
| Metsällä Oy | Arts & recreation | 2023 |
| Mettäpoika Oy | Manufacturing | 2026 |
| MieliAI Oy | Information & communication | 2024 |
| Motorblues Ky | Other services | 2012 |
| Movenia Oy | Real estate | 2018 |
| Muotka Arctic Capital Oy | Professional & scientific | 2025 |