| Ipa Mäkinen Sales & Consulting Oy | Professional & scientific | 2026 |
| Itä-Lapin Kaamos Ky | Hospitality | 2017 |
| Ivalo Experiences Oy | Administrative & support | 2024 |
| Ivalo taxiservice Oy | Transport & logistics | 2019 |
| Ivalojoen Poro Oy | Manufacturing | 2007 |
| Ivalojoki Transport Oy | Construction | 2025 |
| Ivalon Arktinen Yhteispuu Oy | Manufacturing | 1999 |
| Ivalon Auto Oy | Wholesale & retail | 1978 |
| Ivalon Autokoulu Ky | Education | 1989 |
| Ivalon Halpa-Halli Ky | Transport & logistics | 1981 |
| Ivalon Kattopalvelu Oy | Construction | 2022 |
| Ivalon Konevuokraus Oy | Administrative & support | 2025 |
| Ivalon LVI ja rakennuspalvelu oy | Construction | 2024 |
| Ivalon Leivo Oy | Construction | 2025 |
| Ivalon Matkakoti Ky | | 1985 |
| Ivalon Metsähaka Oy | Agriculture & fishing | 1993 |
| Ivalon Pubi Oy | Hospitality | 2008 |
| Ivalon Rakennus ja Lvi Oy | Construction | 2015 |
| Ivalon Silmälasi Oy | Wholesale & retail | 1991 |
| Ivalon Sähköasennus Oy | Construction | 2023 |
| Ivalon Taimitupa Kommandiittiyhtiö | Other services | 2006 |
| Ivalon Taksit Oy | Transport & logistics | 2010 |
| Ivalon Öljylähde Oy | Wholesale & retail | 1981 |
| Ivalonjoen kyläosuuskunta-Tolonen | Administrative & support | 1998 |
| JMV toiminnat Oy | Other services | 2023 |
| JNKL- Premium Service Oy | Other services | 2021 |
| Jannen ja Karin Kuljetus Oy | Transport & logistics | 1999 |
| Jarmo Kemppainen Oy | Transport & logistics | 1981 |
| Jata-Marin Oy | Professional & scientific | 1990 |
| JeHa Group Oy | Real estate | 2017 |
| Jeremias Juopperi Oy | Wholesale & retail | 2021 |
| Jr kuljetus & konepalvelu oy | Transport & logistics | 2023 |
| KOY Inarin Virtaniemi | Real estate | 2016 |
| Kaijan Kukka Oy | Wholesale & retail | 2005 |
| Kairan Kodit Oy | Real estate | 2026 |
| Kajo Creative Oy | Professional & scientific | 2023 |
| Kaksama Ky | Wholesale & retail | 2004 |
| Kampaamo Tsarmikas Oy | Other services | 2024 |
| Karo Design Oy | Professional & scientific | 2024 |
| Kattajärven mökit Oy | Hospitality | 1976 |
| Kauhanen T. Oy | Construction | 1990 |
| Keittiömies Oy | Wholesale & retail | 2014 |
| Kelekkamies Oy | Professional & scientific | 2025 |
| Kiinteistö Oy Angelin Tipotie | Real estate | 2003 |
| Kiinteistö Oy Inarin Esterinranta | Real estate | 2004 |
| Kiinteistö Oy Nangun Rautu | Real estate | 1997 |
| Kiinteistö Oy Niemelä | Real estate | 2022 |
| Kiinteistö Oy Peräsaajontie 8 | Real estate | 2020 |
| Kiinteistö Oy Pharmica | Real estate | 1998 |
| Kiinteistöhuolto Välitalo Oy | Administrative & support | 2020 |
| Kiinteistökehitys InLike Oy | Real estate | 2000 |
| Kiinteistökukkola Oy | Real estate | 1989 |
| Kodintekniikka Rakka OY | Wholesale & retail | 2026 |
| Konepalvelu Bogdanoff Oy | Construction | 2022 |
| Koppelon lämpöosuuskunta | Energy | 2010 |
| Kuitutalo Oy | Information & communication | 2007 |
| Kukkolan Tilausliikenne Oy | Transport & logistics | 1998 |
| Kuljetus Mika Alenius Oy | Transport & logistics | 2010 |
| Kuljetus- ja konepalvelu Hilli Ky | Transport & logistics | 2005 |
| Kuljetuspalvelu Ou-Ka Oy | Transport & logistics | 1993 |
| Kurkelan Metallituote Oy | Manufacturing | 1993 |
| Könkäänvaaran Koiraherkku Ky | Manufacturing | 1999 |
| LAR Holding oy | Administrative & support | 2019 |
| LT Remontit Oy | Construction | 2024 |
| LVI-Areena Oy | Construction | 2006 |
| Lairi Group Oy | Professional & scientific | 2025 |
| Laki- ja Kiinteistöasiaintoimisto Sami Tervahauta Oy | Professional & scientific | 2012 |
| Lapin Autodiagnostiikka Oy | Other services | 2023 |
| Lapin Kaira Express Oy | Administrative & support | 2011 |
| Lapin Kolibri Oy | Real estate | 1995 |
| Lapin Lyly Oy | Manufacturing | 1981 |
| Lapin Mineraalipörssi Oy | Wholesale & retail | 1993 |
| Lapin Taidekehystämö Ky | Administrative & support | 2012 |
| Lapin Terminaalit Oy | Transport & logistics | 2014 |
| Lapin Tunturiliikenne Oy | Transport & logistics | 2006 |
| Lapin Vakuutus- ja Finanssipalvelut Oy | Financial services | 2006 |
| Lapin Vuokrapalvelu ky | Hospitality | 2008 |
| Lapland North Destinations Oy | Administrative & support | 1993 |
| Lapland Structures Oy | Construction | 2022 |
| Lappitekniikka Avoin yhtiö | Administrative & support | 2012 |
| Lapponia Kiinteistöt Inari Oy | Real estate | 2023 |
| Lapponia Tours Oy | Administrative & support | 1987 |
| Lasitunturi Oy | Construction | 2009 |
| Lassila & Pitkänen Oy | Administrative & support | 2025 |
| Lauran Grilli Oy | Hospitality | 2003 |
| Lenje avoin yhtiö | Hospitality | 2008 |
| Liehka Oy | Professional & scientific | 2022 |
| Livatec Oy | Agriculture & fishing | 2023 |
| Lomakulta Ky | Hospitality | 1988 |
| Loue Living Oy | Hospitality | 2019 |
| Lumisafarit Siivikko Ky | Administrative & support | 1996 |
| Lvi - JoBi Oy | Construction | 2014 |
| Lvi Harju Oy | Construction | 2017 |
| MT Laaturemontti Oy | Construction | 2026 |
| Maali-Konekota Oy | Wholesale & retail | 2024 |
| Makerakennus oy | Construction | 2026 |
| Marctica OY | Professional & scientific | 2017 |
| MatkaKukkola Ky | Administrative & support | 1989 |
| Matkahuolto-kahvila Kuuputti Ky | Hospitality | 2010 |
| Meisko Delight Oy | Other services | 2023 |