| Kiinteistö Oy Könkäänkartano | Real estate | 2012 |
| Kiinteistö Oy LC-Holding | Real estate | 2012 |
| Kiinteistö Oy Levi Olo Resort | Administrative & support | 2022 |
| Kiinteistö Oy LeviJokela | Real estate | 2022 |
| Kiinteistö Oy Levin Areena | Real estate | 2012 |
| Kiinteistö Oy Levin Casino Resort | Real estate | 2012 |
| Kiinteistö Oy Levin Hullu Poro | Real estate | 2012 |
| Kiinteistö Oy Levin Karhunkolo | Real estate | 2010 |
| Kiinteistö Oy Levin Raitotie 16 | Real estate | 2006 |
| Kiinteistö Oy Levin Vilukko | Real estate | 2004 |
| Kiinteistö Oy Levintie | Real estate | 2008 |
| Kiinteistö Oy Levintähti II | Real estate | 2007 |
| Kiinteistö Oy Loma-Aarni | Real estate | 1993 |
| Kiinteistö Oy Petsukkojärven tunturimaja | Real estate | 1989 |
| Kiinteistö Oy Porokartano | Real estate | 2012 |
| Kiinteistö Oy Pyhäkangas | Real estate | 2012 |
| Kiinteistö Oy Sieppurakulma | Hospitality | 2008 |
| Kiinteistö Oy Sirkkajärvi | Real estate | 1999 |
| Kiinteistö- ja rakennuspalvelu J. Latvala Oy | Administrative & support | 2022 |
| King Crab House Finland OY | Hospitality | 2012 |
| Kinos Bread & Beverage Oy | Manufacturing | 2018 |
| Kinos Trading Oy | Wholesale & retail | 2012 |
| Komsie kommandiittiyhtiö | Manufacturing | 1985 |
| Kone Rantanen Oy | Construction | 2023 |
| Kotakonsultti Oy | Professional & scientific | 2021 |
| Kotiporo Oy | Administrative & support | 2024 |
| Kotitunturipalvelut Oy | Administrative & support | 2000 |
| Koy Kulleron Kimallus | Real estate | 2021 |
| Koy Torpinkolmio | Real estate | 2014 |
| Kuu-Isäntä Oy | Real estate | 2004 |
| Kätkä Viisi Oy | Hospitality | 2017 |
| Kätkäpirtti Oy | Hospitality | 2025 |
| Laihian Kloppi OY | Administrative & support | 2020 |
| Lappi Talli OY | Real estate | 2022 |
| Levi Logistic Center OY | Real estate | 2010 |
| LLHP Services Oy | Administrative & support | 2021 |
| LVI-Pihlajakoski Oy | Construction | 2023 |
| Laattatyö Pihlajamäki Oy | Construction | 2025 |
| Laatutyö Säilä Oy | Professional & scientific | 2019 |
| Lano Group Oy | Professional & scientific | 2009 |
| Lapin Huippuhotellit Oy | Hospitality | 2006 |
| Lapin Nostokone Oy | Transport & logistics | 1983 |
| Lapin Rakennustekniikka Oy | Construction | 2021 |
| Lapin Rinneloma Oy | Real estate | 1982 |
| Lapland LKV Oy | Real estate | 2024 |
| Lapland Memories Oy | Information & communication | 2005 |
| Lappi Travels Oy | Administrative & support | 2019 |
| Lappilainen-lehti Oy | Information & communication | 2015 |
| Laura Peippo Oy | Education | 2021 |
| Lazy Santa Lapland Oy | Administrative & support | 2025 |
| Le Vip Oy | Arts & recreation | 2002 |
| Levi Black Operations Oy | Hospitality | 2020 |
| Levi Deep Feel Oy | Health & social care | 2025 |
| Levi Golf & Country Club Oy | Arts & recreation | 2003 |
| Levi Hotel Restaurant Oy | Hospitality | 2017 |
| Levi LKV Oy | Real estate | 2008 |
| Levi Marketing Oy | Administrative & support | 2019 |
| Levi Racing Team Oy | Arts & recreation | 2012 |
| Levi Suites Oy | Hospitality | 2011 |
| Levi Tour Oy | Administrative & support | 2017 |
| Levi Wakepark Oy | Arts & recreation | 2023 |
| Levi Wellness Club Oy | Education | 2001 |
| Levi-Kittilä Kiinteistöpalvelu Oy | Administrative & support | 2024 |
| Levi-Kittilän Taksit Oy | Transport & logistics | 2016 |
| LeviMotor Oy | Other services | 2018 |
| Levihotelli Oy | Real estate | 2018 |
| Levijoen Loimu Oy | Agriculture & fishing | 2022 |
| Levin Alppitalot Oy | Administrative & support | 2000 |
| Levin Enonkartano Oy | Real estate | 2000 |
| Levin Eturinne Oy | Real estate | 2015 |
| Levin Grilli Oy | Hospitality | 2021 |
| Levin Habita Oy | Real estate | 2013 |
| Levin Huoltopalvelu Oy | Administrative & support | 1991 |
| Levin Kattohuolto Oy | Construction | 2026 |
| Levin Kiinteistöpalvelu Maijukka Ky | Administrative & support | 2007 |
| Levin Laaturakennus oy | Construction | 2023 |
| Levin Levi-Market Oy | Wholesale & retail | 1992 |
| Levin Lomamökkien Huoltopalvelut Oy | Administrative & support | 1993 |
| Levin Maakone Ky | Construction | 1990 |
| Levin Majoitus- ja Ohjelmapalvelut Ky | Arts & recreation | 2001 |
| Levin Maku Oy | Real estate | 2015 |
| Levin Matkailu Oy | Administrative & support | 1989 |
| Levin Matkailukeskus Oy | Hospitality | 1979 |
| Levin Puskutyöt Oy | Construction | 2014 |
| Levin Ravintolapalvelut Ky | Hospitality | 2019 |
| Levin Retki Oy | Administrative & support | 1993 |
| Levin Safka Oy | Real estate | 2022 |
| Levin Sammuntupa Oy | Hospitality | 2025 |
| Levin Sarastus Oy | Administrative & support | 2017 |
| Levin Sauna Oy | Other services | 2019 |
| Levin Sävel Oy | Hospitality | 2002 |
| Levin Vesihuolto Oy | Water & waste | 2002 |
| Levin Zippi & Suhaus Oy | Wholesale & retail | 2023 |
| Levitupa Avoin yhtiö | Real estate | 2007 |
| Loisto Partners Oy | Professional & scientific | 2021 |
| Loma Lymy Avoin yhtiö | Hospitality | 1996 |
| Lommo Oy | Administrative & support | 2024 |
| Lumibois Oy | Construction | 2008 |
| Lumihymy Oy | Wholesale & retail | 2010 |
| Luxury Igloos Oy | Real estate | 2026 |