| Valle Holding AS | Professional & scientific | 2018 |
| Varre Invest AS | Wholesale & retail | 2016 |
| Vassmo Lund Holding AS | Professional & scientific | 2007 |
| Ver Malerservice AS | Construction | 2021 |
| Verionis Holding AS | | 2025 |
| Verås AS | Professional & scientific | 2006 |
| Vesper Invest AS | Real estate | 2010 |
| Viamilano AS | Wholesale & retail | 2012 |
| View Blue AS | Information & communication | 2017 |
| Vikingen AS | Real estate | 1988 |
| Villa AS | Real estate | 2022 |
| Vinje Kosmetisk Sykepleie AS | Health & social care | 2024 |
| Visi Consulting AS | Professional & scientific | 2005 |
| Vital Few AS | Real estate | 2015 |
| Vivoria Invest AS | | 2025 |
| Voiture AS | Administrative & support | 2026 |
| Vollsveien Holding AS | | 2026 |
| Vollsveien Næringsseksjoner AS | Real estate | 2024 |
| Vrkstedet AS | Education | 2021 |
| VS Gruppen AS | | 2026 |
| VS Takst Og Eiendom AS | Professional & scientific | 2026 |
| VVG Eiendom AS | Real estate | 2024 |
| Wagstaff AS | Health & social care | 2026 |
| Waka Waka Sommerleir AS | Administrative & support | 2020 |
| Wanda AS | | 2019 |
| Wardemann Holding AS | | 2024 |
| Warlo Holding AS | | 2020 |
| Watson Racing AS | Arts & recreation | 2025 |
| Wave Kompetanse AS | Education | 2015 |
| Waypoint Corporate Finance AS | Professional & scientific | 2014 |
| Ways of Seeing AS | Arts & recreation | 2020 |
| Wenche Bjerke Eiendom AS | Real estate | 2013 |
| Westberg Invest AS | Professional & scientific | 2015 |
| Westrum Invest AS | Construction | 2023 |
| Wicked Horizon AS | Administrative & support | 2020 |
| Wido Neuroth AS | Agriculture & fishing | 1997 |
| Wiild Studio AS | Information & communication | 2021 |
| Wikborg Holding AS | Financial services | 2018 |
| Willa AS | | 2021 |
| Wilvest AS | Financial services | 2014 |
| Wocs Eiendom AS | | 2024 |
| Wolan Invest AS | | 2026 |
| Wolly Holding AS | Information & communication | 2022 |
| Wolly Norge AS | Information & communication | 2022 |
| Worklab Da | Wholesale & retail | 2008 |
| Wrangell Invest Nuf | Information & communication | 2005 |
| Xo Light AS | Wholesale & retail | 1999 |
| Yan-Søn Innovation AS | Professional & scientific | 2016 |
| Yarconsult AS | Wholesale & retail | 2005 |
| Yenz AS | Professional & scientific | 2023 |
| Ym-Medical AS | Professional & scientific | 2021 |
| Yogalåven AS | Education | 2017 |
| Zak Bygg AS | Construction | 2004 |
| Zeen Holding AS | Real estate | 2023 |
| Zephyr 2 AS | Financial services | 2026 |
| Zeth Holding AS | Financial services | 2015 |
| Zipoc AS | Information & communication | 2016 |
| Åge Danielsen Holding AS | Financial services | 2014 |
| Ålreite Folk AS | Professional & scientific | 2020 |
| Årtunveien Holding AS | | 2006 |
| Ørka Holding AS | | 2014 |
| Østheim Barnehage SA | Education | 1992 |
| Østlands Entreprenøren AS | Construction | 1994 |
| Østmo Finans AS | Real estate | 1996 |
| Øverli Invest AS | Real estate | 2006 |
| Øvrevoll Galopp AS | Arts & recreation | 1991 |
| Øyelege Nina Veiby AS | Health & social care | 2023 |