| KOY Limingan Liiketilat | Real estate | 2018 |
| KT- yrityspalvelut Oy | Professional & scientific | 2025 |
| Kalmistonkuja Oy | Agriculture & fishing | 2023 |
| Karto Invest Oy | Real estate | 2020 |
| Keisu Invest Oy | Real estate | 1988 |
| Kettulan Tila Oy | Agriculture & fishing | 2020 |
| Kevonperä Oy | Agriculture & fishing | 2026 |
| Kiinteistö Laurikkala Oy | Real estate | 2020 |
| Kiinteistö Oy Limingan Niittomiehentie 31 | Real estate | 2014 |
| Kiinteistö Oy Urheilutie Kempele | Real estate | 2026 |
| Kiinteistö Oy Volt Factory | Real estate | 2017 |
| Kijakiinteistöt Oy | Real estate | 2017 |
| Kimppakone Oy | Construction | 2010 |
| KiviYkkönen Oy | Construction | 2011 |
| Kleemola yhtiöt oy | Administrative & support | 2017 |
| Kodin Remonttimies Oy | Construction | 2019 |
| Kojo Werke Oy | Professional & scientific | 2021 |
| Konehuolto Mika Jaakola Oy | Other services | 2012 |
| Konekanta Oy | Wholesale & retail | 2003 |
| Koneurakointi A. Ahola Ky | Construction | 1999 |
| Koneurakointi Seppälä Oy | Mining & quarrying | 2009 |
| Koskela Consulting Oy | Professional & scientific | 2021 |
| Kovaranta CM OY | Real estate | 2023 |
| Krappaus Oy | Agriculture & fishing | 2021 |
| Kuljetus Laurikkala Oy | Transport & logistics | 1987 |
| Kuljetus M. Herranen Oy | Transport & logistics | 2018 |
| Kuljetus-ja maarakennus Perätalo Oy | Construction | 2022 |
| Kuljetusliike Syrjäpalo Oy | Transport & logistics | 1996 |
| Kultakuru kiinteistöt Oy | Professional & scientific | 2020 |
| Kyrö Holding Oy | Financial services | 2023 |
| LAMKESIK Oy | Other services | 2021 |
| LFI Group Oy | Financial services | 2025 |
| LVI Eilola Oy | Construction | 2012 |
| Laaturakenne Kurtti Oy | Construction | 2025 |
| Lakeuden Kone ja Metalli Ky | Professional & scientific | 1989 |
| Lakeuden Koneasema Oy | Construction | 1995 |
| Lakeuden LVI- ja Kiinteistöpalvelu Oy | Construction | 2022 |
| Lakeuden Lähde Oy | Arts & recreation | 2024 |
| Lakeuden Optiikka Oy | Wholesale & retail | 2007 |
| Lakeuden Pensseli Oy | Construction | 2022 |
| Lakeuden Pera Oy | Agriculture & fishing | 2000 |
| Lakeuden Piharakennus Oy | Construction | 2020 |
| Lakeuden Työosuuskunta Lato | Administrative & support | 1996 |
| Lakeus Outdoors Oy | Financial services | 2019 |
| LakeusWare Oy | Information & communication | 2011 |
| Latomäki Development Oy | Professional & scientific | 2021 |
| LeKaSa Oy | Construction | 2013 |
| LiLaRak Oy | Construction | 2024 |
| Lile Second hand Oy | Wholesale & retail | 2025 |
| Limingan Autopiste Oy | Other services | 2022 |
| Limingan Energiapuisto Oy | Real estate | 2023 |
| Limingan Jäähalli Oy | Arts & recreation | 1991 |
| Limingan Katsastus Oy | Professional & scientific | 2024 |
| Limingan Kehitys Oy | Real estate | 1991 |
| Limingan Menomesta Asema Pub Avoin Yhtiö | Hospitality | 1995 |
| Limingan Osuusmeijeri | Wholesale & retail | 1910 |
| Limingan PJ-Consult Oy | Hospitality | 1990 |
| Limingan Palvelukoti Oy | Health & social care | 1989 |
| Limingan Pihapalvelut Ky | Construction | 2025 |
| Limingan Sähköosuuskunta | Energy | 1800 |
| Limingan Tekopaja Oy | Real estate | 2014 |
| Limingan Vesihuolto Oy | Water & waste | 1960 |
| Limingan Yrityspalvelu Oy | Professional & scientific | 2011 |
| Limingan lataus asemat Oy | Wholesale & retail | 2022 |
| Limmikki Oy | Professional & scientific | 2024 |
| Limosa Invest Oy | Real estate | 2026 |
| Limpus-Rakennus Oy | Construction | 1992 |
| Livia Kodit LKV Ky | Real estate | 2012 |
| Logi Finland Oy | Professional & scientific | 2022 |
| Loivo Oy | Construction | 2023 |
| Louhisalmi Invest Oy | Real estate | 2021 |
| Luokinfra Oy | Construction | 2026 |
| Luonnosta Finland Oy | Wholesale & retail | 1997 |
| MA-Konetyöt Oy | Construction | 1996 |
| Masapi OY | Administrative & support | 2020 |
| MP.Pöyskö Oy | Construction | 2023 |
| Maanrakennus Ollakka Oy | Construction | 2026 |
| Maanrakennus Veljekset Ranta Oy | Construction | 1983 |
| Maarakennus Järvelin Oy | Administrative & support | 1989 |
| Madecor Ky | Wholesale & retail | 2011 |
| Magic adventures oy | Professional & scientific | 2026 |
| Mainosmahti avoin yhtiö | Professional & scientific | 1990 |
| Makemi Ky | Construction | 2011 |
| Markkinointi Laurila Ky | Transport & logistics | 2005 |
| Marko Kaakinen Oy | Education | 1991 |
| Martive Oy | Wholesale & retail | 1999 |
| Medikki Oy | Wholesale & retail | 2024 |
| Miite Oy | Transport & logistics | 2024 |
| Mika Lehtinen Invest Oy | Wholesale & retail | 2006 |
| Minna Merjonen Ky | Health & social care | 2014 |
| Minna Rautio Oy | Professional & scientific | 2026 |
| Monitukku Oy | Wholesale & retail | 2009 |
| Moniurakointi Häkli Ky | Administrative & support | 2011 |
| Mutkala Oy | Agriculture & fishing | 2018 |
| Myrsky-Filmi Oy | Information & communication | 2002 |
| NKC Group Oy | Professional & scientific | 2022 |
| NN Työterveyspalvelut Oy | Health & social care | 2020 |
| NaturEva Photography Oy | Professional & scientific | 2019 |
| Neliöpurku & Rakennus Oy | Construction | 2019 |
| Niemelän Tila Oy | Agriculture & fishing | 2018 |