| Oj Consulting AS | Professional & scientific | 2020 |
| Oldernes Eiendomselskap AS | Real estate | 2021 |
| Oldernes Holding AS | Real estate | 2021 |
| Ole Vigsgate 7 AS | Real estate | 2006 |
| Oma Eiendoms Invest AS | Real estate | 2006 |
| Omega Renhold AS | Administrative & support | 2024 |
| Omservice AS | Administrative & support | 2014 |
| Oneco Technologies AS | Manufacturing | 1999 |
| Oneiros AS | Information & communication | 2012 |
| Optiras AS | Wholesale & retail | 2024 |
| Osm Bergen Cement AS | Transport & logistics | 2009 |
| Osm Bergen Dry AS | Transport & logistics | 1982 |
| Osm Bergen Tank AS | Transport & logistics | 2009 |
| Osm Maritime Insurance Services AS | Financial services | 2020 |
| Osm Offshore Bergen AS | Professional & scientific | 2020 |
| Ospo Invest AS | | 2020 |
| P Johnsen Bygg AS | Construction | 2015 |
| P&P Drift 1 AS | Administrative & support | 2016 |
| P&P Drift 2 AS | Arts & recreation | 2018 |
| P&P Installasjoner AS | Arts & recreation | 2018 |
| P&P Produksjoner AS | Arts & recreation | 2017 |
| P.A. Byggservice AS | Construction | 2017 |
| P.K. Holding AS | Financial services | 2014 |
| Paraply Media AS | Administrative & support | 2017 |
| Pasta Fresca AS | Hospitality | 2022 |
| Pasta Invest AS | Hospitality | 2005 |
| Pasta Sentral AS | Hospitality | 1990 |
| Pattern Solutions AS | Information & communication | 2007 |
| Pauline AS | Real estate | 2021 |
| Peb Invest AS | Financial services | 2016 |
| Performance Invest AS | Construction | 2013 |
| Petroservice Nuf | Manufacturing | 2026 |
| Petter Holding AS | | 2026 |
| Pinos Holding AS | | 2019 |
| Piov AS | Professional & scientific | 2018 |
| PLF AS | | 2022 |
| PMP Offshore Marine AS | Professional & scientific | 2025 |
| Preg Barnehager Lyngbø AS | Education | 2022 |
| Premed AS | Wholesale & retail | 2020 |
| Proff Mur & Varme AS | Construction | 2025 |
| Proffia AS | Wholesale & retail | 1997 |
| Profix AS | Real estate | 2003 |
| Profix Drift AS | Administrative & support | 2020 |
| Progressa AS | Professional & scientific | 2021 |
| Progressa Skadedyrkontroll AS | Administrative & support | 2024 |
| Projectek AS | Information & communication | 2026 |
| Providus AS | | 2025 |
| Puzzle Learning AS | Professional & scientific | 2010 |
| PriCom ANS | | 1990 |
| Pål Krantz AS | Wholesale & retail | 1983 |
| Pål Krantz Friko Holding AS | Wholesale & retail | 2005 |
| Quality Renhold AS | Administrative & support | 2012 |
| Raba Holding AS | | 2025 |
| Raekeberg Holding AS | | 2019 |
| Ralston Bau AS | Professional & scientific | 2007 |
| Rambergsund AS | | 2017 |
| Ramstrøm AS | Professional & scientific | 2024 |
| Razan Renhold AS | Administrative & support | 2012 |
| Rebo Gruppen AS | Real estate | 2026 |
| Reflection Marine Norge AS | Administrative & support | 2018 |
| Reinsfjell Holding AS | | 2025 |
| Relyon Norway AS | Professional & scientific | 1985 |
| Remote Inspection AS | Construction | 2019 |
| Renalti AS | Administrative & support | 2025 |
| Repay AS | Information & communication | 2020 |
| Retell Holding AS | Information & communication | 2021 |
| Revisor-Partner AS | Professional & scientific | 2004 |
| Rfurnes AS | Professional & scientific | 2008 |
| Ridder-Reiser AS | Real estate | 1994 |
| RK2 Holding AS | | 2021 |
| RMB Holding AS | Real estate | 2010 |
| RNL Holding AS | Real estate | 2011 |
| Rockslice AS | Professional & scientific | 2022 |
| Rockslice Drift AS | Real estate | 2025 |
| Rodin Fossdal AS | Wholesale & retail | 1988 |
| Roms Holding AS | Real estate | 2006 |
| Rosen Norway AS | Professional & scientific | 1997 |
| Rot/ AS | Professional & scientific | 2022 |
| Rs-Inv AS | Real estate | 2021 |
| Rsbyggruppen AS | Construction | 2023 |
| RTG Eiendom AS | Real estate | 2006 |
| Rugi AS | Financial services | 2015 |
| Rune Amundsen Invest AS | Construction | 2014 |
| Rusti Holding AS | Financial services | 2016 |
| Rutledal Elektro AS | Construction | 2023 |
| Rye Eiendom Holding AS | | 2019 |
| Røde Kors Båten Bjørgvin AS | Transport & logistics | 2020 |
| S Fosse Holding AS | Wholesale & retail | 2019 |
| Sabb Motor Ans | Wholesale & retail | 2015 |
| Saiv AS | Manufacturing | 1989 |
| Salamander Operations AS | | 2025 |
| Salamander Tactical AS | Wholesale & retail | 2022 |
| Salire AS | Information & communication | 2019 |
| Salmonbay Fish-Health Holdings AS | Professional & scientific | 2019 |
| Salong Coco AS | Other services | 2008 |
| Saltskohavn Eiendom AS | Real estate | 2006 |
| Sameiet Tabatinga Beach Resort | Administrative & support | 2008 |
| Samtid Norge AS | Wholesale & retail | 2024 |
| Sandviksbodene 73 B AS | Real estate | 2009 |
| Santire Holding AS | | 2023 |