| VMS Exploration AS | Mining & quarrying | 2021 |
| Volvo Personvagnar AB | Manufacturing | 1999 |
| Vorren Landing AS | | 2022 |
| VR Golf AS | Administrative & support | 2025 |
| Vyim Holding AS | | 2025 |
| Vågalia AS | Real estate | 2020 |
| Vålerveien 180 Holding AS | Real estate | 2016 |
| Værste Skolebygg AS | Real estate | 2023 |
| Værste Skoledrift AS | Real estate | 2023 |
| W & Co AS | | 2019 |
| Wadahl Resort AS | Hospitality | 2021 |
| Wallenius Wilhelmsen ASA | Transport & logistics | 2010 |
| Wallenius Wilhelmsen Inland Services Holding AS | Transport & logistics | 2015 |
| Wallenius Wilhelmsen International Holding AS | Transport & logistics | 2018 |
| Wallenius Wilhelmsen Ocean AS | Transport & logistics | 1999 |
| Wallenius Wilhelmsen Ocean Holding AS | Transport & logistics | 1988 |
| Wallenius Wilhelmsen Shipowning Norway AS | Transport & logistics | 2023 |
| Wallenius Wilhelmsen Solutions Holding AS | Professional & scientific | 2015 |
| Wallenius Wilhelmsen Supply Chain Solutions Holding AS | Information & communication | 2024 |
| Wallenius Wilhelmsen Supply Chain Solutions Nordics AS | Transport & logistics | 2017 |
| Wallenius Wilhelmsen Terminals Holding AS | Transport & logistics | 2007 |
| Wang Holding Invest AS | Professional & scientific | 2019 |
| Watercircles Forsikring ASA | Financial services | 2015 |
| Watercircles Norge AS | Financial services | 2010 |
| Waterfall Heap Invest AS | | 2023 |
| Waterway IT Solutions AS | Professional & scientific | 2023 |
| Waverock AS | | 2011 |
| Wavetrain Systems AS | Information & communication | 2009 |
| West Coast Wines AS | Wholesale & retail | 2022 |
| Westcon Group Norway AS | Information & communication | 2020 |
| WH Invest AS | Transport & logistics | 1989 |
| WHB Invest AS | Real estate | 2016 |
| Widenorth AS | Information & communication | 2014 |
| Wilh. Wilhelmsen Holding ASA | Transport & logistics | 2010 |
| Wilh. Wilhelmsen Invest AS | Transport & logistics | 2019 |
| Wilhelmsen Global Business Services AS | Transport & logistics | 2008 |
| Wilhelmsen Insurance Services AS | Financial services | 1988 |
| Wilhelmsen Invest Infrastructure AS | | 2013 |
| Wilhelmsen Marine Personnel (Hong Kong) Ltd Nuf | Administrative & support | 2013 |
| Wilhelmsen Marine Personnel (Norway) AS | Administrative & support | 1989 |
| Wilhelmsen Marine Products Contracting AS | Transport & logistics | 2022 |
| Wilhelmsen Maritime Services AS | Transport & logistics | 2004 |
| Wilhelmsen Maritime Services Invest AS | Water & waste | 2023 |
| Wilhelmsen New Energy AS | Transport & logistics | 2011 |
| Wilhelmsen Port Services AS | Transport & logistics | 1977 |
| Wilhelmsen Port Services Norway AS | Transport & logistics | 2022 |
| Wilhelmsen Ship Management (Norway) AS | Transport & logistics | 1986 |
| Wilhelmsen Ship Management Holding AS | Transport & logistics | 2020 |
| Wilhelmsen Ship Management Holding Limited | | 2016 |
| Wilhelmsen Ship Management Ltd Nuf | Professional & scientific | 1995 |
| Wilhelmsen Ships Holding Malta Limited Nuf | Real estate | 2008 |
| Wilhelmsen Ships Service AS | Transport & logistics | 1968 |
| Will Capital AS | Information & communication | 2013 |
| William Schmidt & Sønner | Wholesale & retail | 1987 |
| Wilnor Governmental Services AS | Transport & logistics | 2015 |
| Wilservice AS | Transport & logistics | 1994 |
| Wind Catching Demo AS | Energy | 2023 |
| Wind Catching Development AS | Energy | 2023 |
| Wind Catching Systems AS | Professional & scientific | 2017 |
| Windstaller Alliance AS | Professional & scientific | 2022 |
| Winehouse Norway AS | Wholesale & retail | 2016 |
| Wisly AS | Information & communication | 2021 |
| Wittemann E&P Consulting (Norway) AS | Professional & scientific | 2011 |
| Wolff Eiendom AS | Real estate | 2005 |
| Woodupp Norge AS | Wholesale & retail | 2020 |
| Working Group Two AS | Information & communication | 2017 |
| World Fuel Commodities Services (Ireland) Ltd | Wholesale & retail | 2014 |
| World Fuel Services Europe Ltd | Wholesale & retail | 2004 |
| WSM Global Services Limited Nuf | Professional & scientific | 2021 |
| WSM Invest AS | | 2022 |
| WWL Holdings Americas, LLC Nuf | Transport & logistics | 2018 |
| WWW.1881.NO AS | Administrative & support | 2007 |
| Xo Executive Advisors AS | Professional & scientific | 2014 |
| Xtep AS | Wholesale & retail | 2026 |
| Yellow Leaf AS | Professional & scientific | 2017 |
| Yggdrasil Eiendom Da | Real estate | 2023 |
| Youngstorget 5 AS | Real estate | 2017 |
| Your Personal AI AS | Information & communication | 2024 |
| Ysi Norway AS | Financial services | 2019 |
| Zalto Invest AS | | 2018 |
| Zarepta AS | Wholesale & retail | 2006 |
| Zero Emission Energy AS | Real estate | 2022 |
| Zest Holding AS | Professional & scientific | 2024 |
| Zhine AS | Professional & scientific | 2019 |
| Zirq Solutions AS | Water & waste | 2021 |
| Zonda Capital AS | Real estate | 2021 |
| Zones AS | Information & communication | 2004 |
| Zurhaar Industries AS | Construction | 1984 |
| Zymfonix AS | Information & communication | 2019 |
| Ångtvättbilen Norge AS | Administrative & support | 1994 |
| Åshaugveien AS | Real estate | 2017 |
| Øeb Consulting AS | Professional & scientific | 2022 |
| Ørret Invest AS | | 2020 |
| Øsa Ans | Real estate | 2018 |
| Østre Aker Vei 17 Ans | Real estate | 1999 |
| Øvre Båstad Gård AS | | 2016 |
| Øvre Sem Gård AS | Real estate | 2022 |