| 501 Holding AS | Hospitality | 2018 |
| 5080 Nyhetskanalen AS | Arts & recreation | 2020 |
| 50Y Holding AS | Real estate | 2023 |
| 5258 Holding AS | | 2024 |
| 55 Knop AS | Financial services | 2016 |
| 583 Holding AS | | 2022 |
| 5B.NO AS | Information & communication | 2011 |
| 5D8-SERVICIOS Graficos Limited | Wholesale & retail | 2024 |
| 5G Transport AS | Transport & logistics | 2020 |
| 5IN1 Dizon AS | Administrative & support | 2026 |
| 5S Holding AS | Financial services | 2017 |
| 5T Invest AS | Professional & scientific | 2014 |
| 618ACTIVEWEAR AS | Wholesale & retail | 2026 |
| 621 GT Holding AS | Real estate | 2007 |
| 633 17 GT Holding AS | Financial services | 2006 |
| 640K Holding AS | | 2022 |
| 645 Broadway AS | Wholesale & retail | 2025 |
| 657 Oslo AS | Administrative & support | 2022 |
| 6770 Invest AS | | 2021 |
| 68 Grader Nord Invest AS | | 2025 |
| 6C ST AS | Professional & scientific | 2017 |
| 7 Days Mini Marked AS | Wholesale & retail | 2025 |
| 7 Langmyra AS | Information & communication | 2023 |
| 7 Nights Ans | Wholesale & retail | 2002 |
| 7 Star Transport Og Gjennvinning AS | Transport & logistics | 2023 |
| 7 Stars Service AS | Transport & logistics | 2022 |
| 7 Steel Nordic Investment Ålesund AS | Real estate | 2022 |
| 7 Steel Nordic Investments AS | Real estate | 2021 |
| 7 Steel Service Norway AS | Manufacturing | 1998 |
| 70-30 Holding AS | Real estate | 2017 |
| 701 Holding AS | | 2021 |
| 722 Classic and Sports Cars AS | Wholesale & retail | 2023 |
| 72BRENNA AS | | 2020 |
| 730 Agency AS | Professional & scientific | 2023 |
| 74 Entertainment AS | Information & communication | 2014 |
| 777 Triple Seven AS | Information & communication | 2019 |
| 78 Grader Nord AS | Professional & scientific | 2013 |
| 7CONSULT AS | | 2026 |
| 7DAYS Sandaker AS | Wholesale & retail | 2026 |
| 7DAYS Taxi AS | Transport & logistics | 2026 |
| 7ERCONSULTING AS | Information & communication | 2022 |
| 7EVNT AS | Arts & recreation | 2024 |
| 7N Norge AS | Information & communication | 2007 |
| 7V Capital AS | | 2023 |
| 8 by 8 International Fashion Group AS | Wholesale & retail | 2023 |
| 8 Fish Sushi AS | Hospitality | 2019 |
| 8 Invest AS | Hospitality | 2014 |
| 8 Point AS | Real estate | 2022 |
| 8 Points Explore AS | Professional & scientific | 2025 |
| 8 Points Holding AS | Information & communication | 2023 |
| 8-BIT Holding AS | Information & communication | 2017 |
| 82 Eiendom AS | | 2025 |
| 82 Holding AS | | 2025 |
| 8363 Tangstad AS | Real estate | 2025 |
| 852YUMCHA AS | Hospitality | 2023 |
| 8586 Sushi & Wok AS | Hospitality | 2022 |
| 885 Invest AS | | 2022 |
| 888 Holding AS | | 2025 |
| 888 Thor AS | | 2025 |
| 8AM Design AS | Professional & scientific | 2022 |
| 8BLOCKS AS | Information & communication | 2023 |
| 8COM Adventures AS | Financial services | 2022 |
| 8X8 UK Limited Nuf | Professional & scientific | 2023 |
| 9.NUT AS | Real estate | 1992 |
| 90 Grader AS | Construction | 2021 |
| 91 Capital AS | | 2025 |
| 91 Holding AS | | 2025 |
| 91 Invest AS | | 2025 |
| 911 Turbo AS | Wholesale & retail | 2022 |
| 92 Idé AS | Professional & scientific | 2023 |
| 92 Invest AS | Real estate | 2021 |
| 929 Produksjon AS | Arts & recreation | 2001 |
| 95 Holding AS | Financial services | 2020 |
| 99 % Holding AS | Arts & recreation | 2007 |
| 99X Group AS | Information & communication | 2019 |
| 99X Investment AS | Information & communication | 2019 |
| 99X Solutions AS | Information & communication | 2006 |
| 99X Tech Holdco AS | Information & communication | 2018 |
| 99X Technology AS | Information & communication | 2013 |
| 9COELEKTRO AS | Construction | 2025 |
| 9COLLOYD Holding AS | | 2025 |
| 9LS1 Holding AS | | 2025 |
| 9LS1 Invest AS | | 2025 |
| = Oslo (Erlik Oslo) Da | Information & communication | 2006 |
| @Rneblikk AS | Health & social care | 2020 |
| A Til Å Service AS | Construction | 2006 |
| A & a - Holding AS | Real estate | 2009 |
| A & C Invest Da | | 2020 |
| A & K Cafe 18 Ans | Hospitality | 1995 |
| A & O Eiendom AS | Real estate | 2021 |
| A & T Advising Services AS | Professional & scientific | 2015 |
| A & T Fresh Import Da | | 1989 |
| A & V Legacy AS | | 2026 |
| A 1 Byggmester Johan AS | Construction | 1997 |
| A 5 Gruppen AS | Administrative & support | 2006 |
| A a Holding AS | Real estate | 2009 |
| A Alix Holding AS | | 2025 |
| A and J AS | Arts & recreation | 2024 |
| A Auto AS | Wholesale & retail | 2020 |
| A Better Life Denmark | Health & social care | 2003 |