| ACE Scandinavia Oy | Real estate | 2016 |
| Aj-Metsä OY | Agriculture & fishing | 2010 |
| AM-Log Oy | Transport & logistics | 2022 |
| Ansionsa Mukaan OY | Administrative & support | 2016 |
| Actora Oy | Professional & scientific | 2005 |
| Arctic Homecar Import Avoin yhtiö | | 1989 |
| Arctic Motor Caravan Oy | Wholesale & retail | 2012 |
| Arctic Steam Oy | Manufacturing | 2024 |
| Arvoke Oy | Professional & scientific | 2019 |
| Aulan Metalli Oy | Manufacturing | 2010 |
| Aulansälli Oy | Real estate | 1999 |
| Auto-Kasala Oy | Transport & logistics | 1988 |
| Auto-Keminmaa Markku Lahdenranta Ky | Wholesale & retail | 1991 |
| Autokeskusrent Oy | Administrative & support | 2025 |
| Autopeltikorjaamo K.Pudas Oy | Other services | 1991 |
| Autopiste Hartikka Oy | Administrative & support | 2022 |
| Avaria Oy | Real estate | 2006 |
| Black Design Oy | Wholesale & retail | 2008 |
| Brandbacken's Transporthouse Oy | Transport & logistics | 2021 |
| CL Solutions Oy | Manufacturing | 2022 |
| Carmod oy | Other services | 2022 |
| Catering Makia Oy | Hospitality | 2026 |
| Centamac Oy | Wholesale & retail | 1995 |
| Colmet Capital Oy | Real estate | 1999 |
| Cora Ky | Construction | 2011 |
| Crossfit Meri-Lappi Oy | Arts & recreation | 2020 |
| Curare Oy | Information & communication | 1990 |
| Disturb Scandinavia Oy | Wholesale & retail | 2011 |
| EHT Sakari Lepojärvi Ky | Manufacturing | 2001 |
| ERJU Invest Oy | Professional & scientific | 2024 |
| Edicos Oy | Professional & scientific | 2021 |
| Elektroniikkayritys E Holappa Oy | Other services | 1995 |
| Eläinlääkärikeskus Valpas Oy | Professional & scientific | 2017 |
| Eristysasennus V Juvonen Oy | Construction | 1997 |
| Euro-neliö Oy | Construction | 1978 |
| Eurohuolto Heinonen Ky | Manufacturing | 1993 |
| Fin-Advert Oy | Professional & scientific | 2007 |
| Fishheart Oy Ltd. | Real estate | 2016 |
| Fit Meri-Lappi Oy | Arts & recreation | 2018 |
| Hitsauspalvelu Väärälä Ky | Manufacturing | 2006 |
| HM-Liikenne Oy | Transport & logistics | 2003 |
| HMM Konetyöt Oy | Construction | 2019 |
| Harri Salmelainen Ky | Wholesale & retail | 1982 |
| Heliora Consulting Oy | Professional & scientific | 2025 |
| Hillen Kioski kommandiittiyhtiö | Hospitality | 2003 |
| Huoltamo E Harju Oy | Real estate | 1993 |
| Hydmaint Oy | Manufacturing | 2022 |
| Hyvinvointikeskus Sporttipirtti Oy | Arts & recreation | 2023 |
| Iisiduuni Oy | Professional & scientific | 2020 |
| Insinööritoimisto MLTR Oy | Construction | 2011 |
| J&J Auto- ja konemyynti Avoin yhtiö | Wholesale & retail | 2006 |
| J&J-Vuokraus OY | Administrative & support | 2013 |
| JH Rak-Konsult Oy | Professional & scientific | 2006 |
| JJO Transport Ky | Transport & logistics | 2000 |
| JJT Kone OY | Wholesale & retail | 2026 |
| Jaana ja Marko Lehto avoin yhtiö | Wholesale & retail | 2017 |
| Jalaco Oy | Wholesale & retail | 1997 |
| Jataki Invest Oy | Real estate | 2021 |
| JoPi Kiinteistöt Oy | Real estate | 2012 |
| Jokes Markkinointi Ky | Financial services | 1999 |
| Jokisuun Kone Oy | Hospitality | 1990 |
| Juhani Kiviaho Oy | Transport & logistics | 1980 |
| K. Kaakko Ky | Transport & logistics | 2005 |
| KPR Invest Oy | Real estate | 2022 |
| Kutsintien Tupa OY | Real estate | 2007 |
| Kemin Autopesu OY | Wholesale & retail | 2018 |
| Kemin Kahvila-Ravintolat ky | Hospitality | 2005 |
| Kemin Palvelutaksit Oy | Transport & logistics | 2014 |
| Kemin Rengaspalvelu Oy | Other services | 2019 |
| Kemin Taksipalvelu Oy | Transport & logistics | 1988 |
| Keminmaan Autojussi Oy | Water & waste | 1988 |
| Keminmaan Energia ja Vesi Oy | Energy | 1991 |
| Keminmaan Grilli-Kioski Ky | Hospitality | 1991 |
| Keminmaan JuTo Oy | Real estate | 2004 |
| Keminmaan Kiinteistöhuolto Oy | Administrative & support | 1991 |
| Keminmaan Kuivaks Oy | Agriculture & fishing | 1998 |
| Keminmaan Lasi Oy | Construction | 1991 |
| Keminmaan Puurakenne Oy | Manufacturing | 2022 |
| Keminmaan Rakennuspalvelu Oy | Construction | 2017 |
| Keminmaan Spemi Oy | Construction | 1996 |
| Keminmaan Vuokra-asunnot Oy | Real estate | 1972 |
| Kieppi Point Oy | Health & social care | 2025 |
| Kiinteistö Kivilompolo Oy | Real estate | 2017 |
| Kiinteistö Oy Jonnunkulma | Real estate | 1992 |
| Kiinteistö Oy Kesola | Real estate | 1989 |
| Kiinteistö Oy Mäntykulma | Real estate | 1968 |
| Kiinteistö Oy Sirkan Tolvatie 12 | Real estate | 2005 |
| Kiinteistö- ja traktoripalvelu H Vähä Ky | | 1987 |
| Kiinteistöyhtymä Jänkälä Arja Hannele & Turula Paula Inkeri | Real estate | 2005 |
| Kiva Tilat Oy | Real estate | 2017 |
| Kodinkonehuolto Nikkanen Ky | Other services | 1989 |
| Kolarikorjaamo Tuomaalat Oy | Other services | 1983 |
| Kommee e-Commerce Oy | Wholesale & retail | 2018 |
| Kone Kolmonen Ky | Wholesale & retail | 1987 |
| Koneurakointi Kari Hyöppinen Ky | Wholesale & retail | 1988 |
| Konevaronen Oy | Wholesale & retail | 2005 |
| Kotiapu Venlat Avoin Yhtiö | Health & social care | 2023 |
| Kotirakennus Rimpisalo Oy | Construction | 1984 |
| Koy Tornio Northern Lights | Real estate | 2023 |
| Kuljetus Kahlos Oy | Transport & logistics | 2025 |