| Rana Hundesenter AS | Agriculture & fishing | 2016 |
| Rana Idrettsklinikk AS | Administrative & support | 2009 |
| Rana Industriterminal AS | Transport & logistics | 1989 |
| Rana Invest AS | | 2020 |
| Rana Kopi Da | Administrative & support | 1990 |
| Rana Kulde Aksjeselskap | Construction | 2026 |
| Rana Marina AS | Wholesale & retail | 2021 |
| Rana Mek AS | Manufacturing | 2009 |
| Rana Multiutleie Da | Administrative & support | 2008 |
| Rana Næringspark AS | Real estate | 2018 |
| Rana Publishing AS | Information & communication | 2017 |
| Rana Rebruk AS | Manufacturing | 2025 |
| Rana Regnskapslag SA | Professional & scientific | 1979 |
| Rana Renhold AS | Administrative & support | 2013 |
| Rana Spesialsport AS | Administrative & support | 2016 |
| Rana Tannteknikk AS | Manufacturing | 1976 |
| Rana Tekniske Eiendom AS | Wholesale & retail | 1989 |
| Rana Tig Og Multi Service AS | Manufacturing | 2025 |
| Rana Totalservice AS | Construction | 2002 |
| Rana Trafikkskole AS | Education | 1990 |
| Rana Utvikling AS | Professional & scientific | 1987 |
| Rana Varme & Klima AS | Construction | 2019 |
| Rana Ventilasjon Service AS | Construction | 2021 |
| Rana Veterinærkontor AS | Professional & scientific | 2014 |
| Rana Øyeoptikk AS | Wholesale & retail | 1986 |
| Ranahytta AS | Manufacturing | 2020 |
| Ranakraft AS | Energy | 2010 |
| Ranavassdraget Fiskeforvaltning SA | Real estate | 2020 |
| Ranenget 1 AS | Real estate | 2021 |
| Ranenget Eiendom AS | Real estate | 2006 |
| Ranheim Holding AS | Real estate | 2000 |
| Rasmo Eiendom AS | Real estate | 1991 |
| Ravnåga Leirsted Og Aktivitetssenter Da | Hospitality | 2001 |
| Ray Networks AS | Wholesale & retail | 1996 |
| Raymond Hagen Holding AS | Real estate | 2017 |
| Rbbs Holding AS | Hospitality | 2012 |
| RBH Bygg AS | Real estate | 2012 |
| RBS Holding AS | Energy | 2009 |
| Re-Al Holding AS | Construction | 2023 |
| Real Eiendomsforvaltning Nord-Norge AS | Professional & scientific | 2024 |
| Real Eiendomsforvaltning Norge AS | Administrative & support | 2021 |
| Real Eiendomsforvaltning Sør AS | Real estate | 2021 |
| Rede Eiendomsmegling AS | Real estate | 1997 |
| Regionutvikling AS | Professional & scientific | 2002 |
| Reicon Holding AS | Financial services | 2015 |
| Reidar Wulfsberg AS | Real estate | 1979 |
| Reinfjell Holding AS | Real estate | 2002 |
| Reinvesta AS | Real estate | 2013 |
| Relasjon I Nor AS | Professional & scientific | 2011 |
| Rengaard Invest AS | | 2022 |
| Renholderen AS | Administrative & support | 2013 |
| Restaurant Stenneset AS | Hospitality | 2024 |
| Restaurantgruppen Stenneset AS | Hospitality | 2024 |
| Resultat AS | Professional & scientific | 2012 |
| Retail Planit Norge AS | Information & communication | 1992 |
| Retura Haf AS | Water & waste | 2003 |
| Revin AS | Other services | 2020 |
| Revnet Research AS | Information & communication | 2022 |
| Rikets Sikkerhet AS | Financial services | 2007 |
| Rimas Holding AS | Construction | 2021 |
| Rinor AS | Construction | 2023 |
| Risen AS | Information & communication | 2026 |
| Risparmi AS | Real estate | 2005 |
| Risøy AS | Real estate | 2020 |
| Rita Langseth's Fysioterapi AS | Health & social care | 2010 |
| RJ Bil AS | Transport & logistics | 2016 |
| RK Bil AS | Administrative & support | 2015 |
| Rkon AS | Professional & scientific | 2016 |
| Rlo Holding AS | Real estate | 2011 |
| Ro-Ma Invest AS | Real estate | 2009 |
| Robert's Trafikkskole AS | Education | 2007 |
| Rognan Holding AS | Professional & scientific | 2015 |
| Rolf Olafsen Holding AS | Wholesale & retail | 2005 |
| Roxys Bowling AS | Arts & recreation | 2003 |
| Roy Eiendom AS | Real estate | 2008 |
| Roy-Johann Bjørsvik AS | Wholesale & retail | 2025 |
| Roys Rørservice SA | Construction | 2007 |
| RTD AS | Wholesale & retail | 2000 |
| RTH Invest AS | | 2025 |
| Runop AS | Professional & scientific | 2014 |
| Ruud Leknes AS | Wholesale & retail | 2011 |
| Ruud Leknes Eiendom AS | Wholesale & retail | 2011 |
| Ruud Leknes Holding AS | Wholesale & retail | 2011 |
| RWH AS | Professional & scientific | 1988 |
| Rana Maskinstasjon A/S | Transport & logistics | 1982 |
| Råd Og Regnskap AS | Professional & scientific | 2001 |
| Rådhusalleen Eiendom AS | Real estate | 1999 |
| Røp Invest AS | | 2020 |
| Rør Og Varme Helgeland AS | Construction | 2013 |
| Rørapet Holding AS | | 2019 |
| Røssvoll Næringspark AS | Real estate | 2021 |
| Røssvollneset 15 AS | Other services | 2023 |
| Røverreiret Barnehage SA | Education | 1999 |
| S T Terminal AB | Transport & logistics | 2000 |
| S&H Bygg AS | Construction | 2024 |
| S&M Holding AS | | 2020 |
| S2M Bemanning AS | Administrative & support | 2023 |
| Sabrevine Holding AS | | 2025 |
| Safestart AS | Professional & scientific | 2022 |
| Sagbrukskompaniet Holding AS | Financial services | 2014 |