| Vyda Restaurant AS | Hospitality | 2021 |
| Vyer Invest AS | | 2020 |
| Vågavika Invest AS | Real estate | 2007 |
| Vår Frue Gate 2 AS | Real estate | 2017 |
| Vår Frues Boligselskap AS | Real estate | 2025 |
| Vår Frues Eiendomsselskap AS | Real estate | 2017 |
| Våre Føtter AS | Health & social care | 2012 |
| Vårvik Tenketank AS | Education | 2021 |
| Våtvika Marina AS | Arts & recreation | 2013 |
| Våtvika Panorama AS | Real estate | 2006 |
| Værbitt AS | Real estate | 2005 |
| Værnes AS | Construction | 1970 |
| Værness Elektrisk AS | Wholesale & retail | 1969 |
| Vøs AS | Real estate | 2005 |
| W&O Eiendom AS | Real estate | 2025 |
| W/In Studio AS | Professional & scientific | 2025 |
| W1 Prosjektsalg AS | Real estate | 2003 |
| Waagens Taxi AS | Transport & logistics | 2019 |
| Waagø Holding AS | | 2005 |
| Waal Invest AS | Real estate | 2017 |
| Wabi Marketing AS | Professional & scientific | 2023 |
| Wabo Eiendom AS | Real estate | 2010 |
| Wagi Eiendom AS | Real estate | 2025 |
| Wagi Invest AS | Real estate | 2012 |
| Wahine AS | Wholesale & retail | 2016 |
| Wahl-Iversen Holding AS | | 2022 |
| Wahlern Holding AS | | 2025 |
| Walberg Holding AS | | 2019 |
| Waldum AS | Real estate | 2016 |
| Waldum Industries AS | | 2012 |
| Walla Real AS | Real estate | 1997 |
| Walnut Consulting AS | Professional & scientific | 2020 |
| Walnut Holding AS | | 2026 |
| Walther Bros AS | Information & communication | 2018 |
| Wangsmo Antikvariat AS | Wholesale & retail | 1994 |
| Wannebo Holding AS | Wholesale & retail | 2005 |
| Watchdog AS | Information & communication | 2025 |
| Water Linked AS | Professional & scientific | 2013 |
| Water Reuse Technologies AS | | 2018 |
| Watnconsult AS | Professional & scientific | 2015 |
| Wauw AS | Wholesale & retail | 2025 |
| Wave Technologies AS | Wholesale & retail | 1997 |
| Wavezone AS | Professional & scientific | 2018 |
| Way AS | Education | 2015 |
| Wayne Enterprises AS | Real estate | 2017 |
| Wayne Enterprises Sports Agency AS | | 2018 |
| Wayout Da | Manufacturing | 1999 |
| WCM AS | Wholesale & retail | 2024 |
| We Can Do IT AS | Professional & scientific | 2016 |
| We Promote U AS | Wholesale & retail | 2025 |
| Wean Invest AS | | 2018 |
| Weareaquaculture AS | Information & communication | 2021 |
| Weave Reality AS | Information & communication | 2017 |
| Web Holding AS | Wholesale & retail | 2018 |
| Webo Eiendom AS | Real estate | 2018 |
| Webtron AS | Information & communication | 2018 |
| Wedø Kahn Advokatfirma AS | Professional & scientific | 2015 |
| Wedøya Holding AS | | 2022 |
| Wehibe Holding AS | Financial services | 2017 |
| Weidemanns Holding AS | Professional & scientific | 2015 |
| Weidemannsveien 14 AS | Households | 1946 |
| Weidemannsveien Barnehage SA | Education | 1993 |
| Weight Wellness AS | Information & communication | 2020 |
| Weldingh Enterprises AS | Administrative & support | 2017 |
| Weldingh People AS | Administrative & support | 2017 |
| Welia AS | Wholesale & retail | 2018 |
| Wellbee Life AS | Education | 2015 |
| Wellcem AS | Wholesale & retail | 2002 |
| Wellpos AS | Information & communication | 2026 |
| Wellsoft AS | Information & communication | 2019 |
| Wellstarter AS | Professional & scientific | 2015 |
| Wellster AS | Wholesale & retail | 2023 |
| Wenaas AS | Professional & scientific | 1984 |
| Wennberg Eiendom AS | Real estate | 1967 |
| Wennberg Technology Invest AS | Professional & scientific | 2013 |
| Wentho AS | Real estate | 2005 |
| Wepod AS | Wholesale & retail | 2022 |
| Wergeland Neuroconsulting AS | Professional & scientific | 2022 |
| Wesenberg Invest AS | Financial services | 2005 |
| Wessels Gate 1 AS | Real estate | 1993 |
| Wessels Gate 16A AS | Real estate | 2016 |
| Wessels Gate 4 AS | Real estate | 2013 |
| Wessels Veg 100 AS | Real estate | 2000 |
| Wesselsgate 12 AS | Real estate | 2015 |
| Wesselsgate 22 a & B AS | Real estate | 2016 |
| Wesselsgt 7 AS | Real estate | 2013 |
| Wester Holding AS | Real estate | 2005 |
| Westerlund Eiendom AS | Real estate | 1970 |
| Westerlund Holding AS | Real estate | 1987 |
| Westerlund Invest AS | Real estate | 1970 |
| Westgaard Bil AS | Wholesale & retail | 2005 |
| Wettergreen Holding AS | | 2026 |
| White Matter AS | Information & communication | 2025 |
| Whitlock Digernes Invest AS | Financial services | 2006 |
| Whitson AS | Professional & scientific | 1988 |
| Whitson Bidco AS | Information & communication | 2025 |
| Whitson Holdco AS | | 2025 |
| Why Torjus Holding AS | | 2023 |
| Wibro AS | Real estate | 2011 |
| Wictus Reus AS | Wholesale & retail | 2023 |