| Promitto Group AS | Wholesale & retail | 2015 |
| Quad Cork AS | Professional & scientific | 2019 |
| Radiatorservice Oslo AS | Manufacturing | 1996 |
| Raker AS | | 2021 |
| Real Travel AS | Transport & logistics | 2025 |
| Reinhardt Kapital AS | | 2026 |
| Reklamepartner Graphics AS | Professional & scientific | 1998 |
| Rotberg Holding AS | | 2025 |
| Rønning Lyd AS | Arts & recreation | 2017 |
| Rørfix AS | Construction | 2013 |
| Rørportalen AS | Construction | 2023 |
| Safety Guide AS | Wholesale & retail | 2016 |
| Sakiri Invest AS | Construction | 2021 |
| Salgscoach AS | Professional & scientific | 2022 |
| Sam Eydesvei 1A AS | Real estate | 2019 |
| Sand Island AS | Information & communication | 2025 |
| Sand Island Invest AS | Information & communication | 2025 |
| Saptech AS | Construction | 2022 |
| Sarmar AS | | 2016 |
| Saru Eiendom AS | Real estate | 2020 |
| Saru Invest AS | Real estate | 2020 |
| SB Klinikken AS | Wholesale & retail | 2022 |
| SBL Brannvern AS | Wholesale & retail | 2014 |
| Schiøtz Invest AS | Information & communication | 2022 |
| SDK Invest AS | | 2025 |
| SDV Eiendomsdrift AS | Real estate | 2021 |
| SDV Holding AS | Real estate | 2004 |
| SDV Klima AS | Construction | 2004 |
| SDV Prosjekt AS | Construction | 2005 |
| SDV Teknisk AS | Real estate | 2023 |
| Senergia AS | Wholesale & retail | 2022 |
| Senson AS | Information & communication | 2013 |
| Serendipity Invest AS | | 2023 |
| Servering & Service AS | Wholesale & retail | 2025 |
| Seven Spikes Invest AS | | 2026 |
| Shaukat Gruppen AS | Real estate | 2015 |
| Signare Consult AS | Professional & scientific | 2002 |
| Sikander Invest AS | Real estate | 2017 |
| Simanc AS | Real estate | 2014 |
| Simple Strap Norway AS | Wholesale & retail | 2020 |
| Siv Ing CK AS | Professional & scientific | 2013 |
| Six-Invest AS | Construction | 2005 |
| Sjøgløtt Hotell.No AS | Hospitality | 2014 |
| Skare Holdings AS | Professional & scientific | 2023 |
| Skare Invest AS | Administrative & support | 2023 |
| Skarå AS | | 2025 |
| Snakk Norsk Med Nora AS | Information & communication | 2026 |
| SNF Nordic AS | Wholesale & retail | 1983 |
| Sofiemyr Bilvask AS | Other services | 2025 |
| Sofiemyr Frisør AS | Other services | 2005 |
| Sofiemyrveien 10 AS | Real estate | 2008 |
| Sofiemyråsen Barnehage SA | Education | 1995 |
| Sporsem Holding AS | Arts & recreation | 2013 |
| Sport Sensation AS | Wholesale & retail | 2002 |
| Srai Holding AS | | 2026 |
| Sted Å Bo.No 1 AS | Real estate | 2026 |
| Steinar Gjersrud & Co AS | Construction | 1994 |
| Steri Holding AS | Wholesale & retail | 2006 |
| Stigefabrikken.No AS | Wholesale & retail | 2023 |
| Stock Dum AS | Financial services | 2000 |
| Stol På Magnus AS | | 2024 |
| Strengler AS | Real estate | 2024 |
| Studio Oslo AS | Professional & scientific | 2012 |
| Styrepils Da | Arts & recreation | 2023 |
| Suly Elektro AS | Construction | 2020 |
| Surventis AS | Wholesale & retail | 2023 |
| Svein Nesse AS | Wholesale & retail | 1980 |
| Sveinung Skolt AS | Financial services | 2006 |
| Sylteagurk Invest AS | | 2022 |
| Taxitur Kolbotn AS | Transport & logistics | 2025 |
| Team Amarloui AS | | 2021 |
| Tenuta AS | Real estate | 2018 |
| Teso AS | Financial services | 2018 |
| Thai Truck AS | Hospitality | 2024 |
| Thansen AS | Wholesale & retail | 1973 |
| The Final Touch AS | Other services | 2025 |
| The Well AS | Other services | 2014 |
| Thorsrud Invest AS | | 2019 |
| Thotheo AS | Arts & recreation | 2015 |
| Tia Auto AS | Wholesale & retail | 2023 |
| Tirich Mir AS | | 2024 |
| TNK Studio AS | Professional & scientific | 2026 |
| Toffee Holding AS | Financial services | 2005 |
| Tren Med Trine Og Anita Da | Education | 2023 |
| TSG Solutions Norway AS | Manufacturing | 1992 |
| Uhuru AS | Administrative & support | 2012 |
| Utgårdskilen Vann Og Avløp - Drift SA | Water & waste | 2017 |
| Utgårdskilen Vann Og Avløp - Utbygging SA | Water & waste | 2017 |
| Utne Prosjekt AS | Professional & scientific | 2019 |
| Vandreren AS | Financial services | 2006 |
| Varebil No AS | Wholesale & retail | 1976 |
| Viken Byggservice AS | Construction | 2023 |
| Vinar Eiendom AS | Real estate | 2023 |
| Vini Veri AS | Wholesale & retail | 2010 |
| Visuelle Farger AS | Construction | 2022 |
| Vomic AS | | 2025 |
| Wang Ung Follo AS | Education | 2017 |
| Wcon AS | Professional & scientific | 2021 |
| Wedoe Holding AS | | 2026 |
| Westworld Holding AS | Information & communication | 2017 |