| Polar-Lento Oy | Transport & logistics | 1990 |
| RJ Heikkilä Oy | Agriculture & fishing | 2024 |
| RS Konepalvelu Oy | Manufacturing | 1982 |
| Raikela Ky | Manufacturing | 1988 |
| Rakennus Kaliper Oy | Construction | 2018 |
| Rakennusliike Innora Oy | Construction | 2025 |
| Ranua-Revontuli Oy Viini & Marjat | Manufacturing | 1997 |
| Ranualainen Invest Oy | Real estate | 2022 |
| Ranuan Infra Oy | Construction | 2013 |
| Ranuan Kalajaloste Oy | Agriculture & fishing | 2013 |
| Ranuan Kenkä Ky | Wholesale & retail | 1964 |
| Ranuan Kuitu Ky | Manufacturing | 1988 |
| Ranuan Pikamet Ky | Manufacturing | 1987 |
| Ranuan Puutarha Kommandiittiyhtiö | Wholesale & retail | 1985 |
| Ranuan Saukkojärven Vesiosuuskunta | Water & waste | 2020 |
| Ranuan Seudun Matkailu Oy | Arts & recreation | 1981 |
| Ranuan Siivouspalvelu Ky | Administrative & support | 1987 |
| Ranuan Tarvikekeskus Oy | Wholesale & retail | 1989 |
| Ranuan Vuokra-asunnot Oy | Real estate | 1981 |
| Ranuan hevospalvelut Oy | Administrative & support | 2017 |
| RautaHeikkinen Ky | Wholesale & retail | 2013 |
| Rautakämmen Ky | Wholesale & retail | 1987 |
| Reijo Sääskilahti Ky | Wholesale & retail | 1987 |
| Repelka Ky | Other services | 2010 |
| Roadkuk Oy | Mining & quarrying | 2021 |
| Rohex Oy | Construction | 2014 |
| Rollon Autofiksarit Oy | Other services | 2019 |
| Rynkän Tupa Ky | Administrative & support | 1995 |
| S-L Autovuokraamo & Leasing | Administrative & support | 2024 |
| Seplocon Oy | Information & communication | 2020 |
| Sepon Autosähkö Ky | Other services | 2008 |
| Simojärven Metsähovi avoin yhtiö | Hospitality | 1997 |
| Simojärvi Trolling Oy | Arts & recreation | 2021 |
| Sopetra Ky | Hospitality | 1992 |
| Suhanko Forest Oy Ltd | Agriculture & fishing | 2016 |
| Suojaapuhelin Oy | Wholesale & retail | 2021 |
| Susimaa Lapland Avoin yhtiö | Administrative & support | 2021 |
| Sähköasennus- ja Kodinkonehuolto K. Vaarala Ky | Construction | 1998 |
| Sähköpalvelu A. Tauriainen Oy | Construction | 2008 |
| Sääskipuu Oy | Agriculture & fishing | 2006 |
| Tanuworks Oy | Administrative & support | 2025 |
| Tapio Koskela Ky | Transport & logistics | 2009 |
| Tarha-aho Oy | Construction | 2025 |
| Tasopro Oy | Construction | 2025 |
| Tatu Hietala Services Oy | Professional & scientific | 2025 |
| Team Takkisuo Ky | Other services | 2001 |
| Toimistopalvelu Kortesalmi Ky | Professional & scientific | 2000 |
| Toljan vesiosuuskunta | Water & waste | 1983 |
| Veke Home Oy | Wholesale & retail | 1993 |
| Välikummun Tila Oy | Agriculture & fishing | 2018 |
| Wode Oy | Professional & scientific | 2023 |
| Ykköspöytä Oy | Wholesale & retail | 2023 |
| Ylilehto-Peltineliö Oy | Construction | 1990 |
| Ylisimon Vesiosuuskunta | Water & waste | 1980 |
| lapin raskaskonehuolto oy | Mining & quarrying | 2019 |