| Utenat AS | Information & communication | 2018 |
| Uterom Entreprenør AS | Construction | 2020 |
| Utsiktshytta AS | Real estate | 2018 |
| Vaagelicious AS | | 2022 |
| Valvoline Oil AS | Wholesale & retail | 1957 |
| Vannteknikk AS | Professional & scientific | 2023 |
| Varden Elektro AS | Construction | 2023 |
| Varden Invest AS | Construction | 2023 |
| VBD Invest AS | Financial services | 2018 |
| Vedlikehold Og Montasje AS | Construction | 2025 |
| Veggbyggerne AS | Construction | 2014 |
| Veitrygghet AS | Transport & logistics | 2021 |
| Venstad Eiendom AS | Real estate | 2022 |
| Ventilasjon Øst Nettbutikk AS | Wholesale & retail | 2019 |
| Veo Holding AS | Real estate | 2005 |
| Verdensa Bygg Og Anlegg Tjenester AS | Construction | 2019 |
| Verona Pizza Og Cafe AS | Real estate | 2012 |
| Vestey Foods Norge AS | Wholesale & retail | 2011 |
| Vestre Rosten 97 AS | Real estate | 2006 |
| Vestvoll Eiendom AS | Real estate | 1996 |
| Vestvollen Ans | Real estate | 2023 |
| Vestvollen Renhold Og Vedlikehold AS | Administrative & support | 2010 |
| Veterinær Fred Hellings AS | Professional & scientific | 2023 |
| Vevyr Engineering AS | Professional & scientific | 2025 |
| Vi Får SE AS | Professional & scientific | 2024 |
| Vicus Invest AS | Other services | 2005 |
| Vika Flyttebyrå Og Montering AS | Transport & logistics | 2019 |
| Viken Carz AS | Wholesale & retail | 2020 |
| Viken Rørteknikk AS | Construction | 2026 |
| Vitmed AS | Professional & scientific | 2014 |
| Vixan AS | Wholesale & retail | 2007 |
| Vocalize AS | Education | 2014 |
| Volla Rør AS | Construction | 1990 |
| Wanted Norge AS | Real estate | 2020 |
| Watson-Marlow Norge AS | Wholesale & retail | 2020 |
| Waw Reklame AS | Professional & scientific | 2018 |
| Weeco AS | Professional & scientific | 2017 |
| Wemi AS | Financial services | 2012 |
| Wfnbta - World Federation National Baton Association | Arts & recreation | 2015 |
| Wiik Maskin AS | Transport & logistics | 2014 |
| Wikstrøm Kommunikasjon Og Samfunnskontakt AS | Professional & scientific | 2017 |
| Wolden Holding AS | Real estate | 2010 |
| Wollebaek Invest AS | Financial services | 2017 |
| Xiang Holding AS | Professional & scientific | 2022 |
| XTM Norge AS | Construction | 2003 |
| Yanmar Norge AS | Wholesale & retail | 1997 |
| Yoghurtbegeret AS | Information & communication | 2018 |
| Zagros Import AS | Wholesale & retail | 2025 |
| Zagros Import Holding AS | | 2025 |
| Zan Cargo AS | Transport & logistics | 2024 |
| Zan Transport AS | Transport & logistics | 2019 |
| Zeppelin Construction Equipment Norway AS | Wholesale & retail | 1987 |
| Zeppelin Holding Norway AS | Manufacturing | 1999 |
| Zeppelin Power Systems Norway AS | Wholesale & retail | 1987 |
| Zeppelin Rental Norway AS | Administrative & support | 2007 |
| Zhan AS | | 2025 |
| Ziiu Transport AS | Transport & logistics | 2026 |
| Ånesland Eiendom AS | Real estate | 1999 |
| Åpne Rør AS | Manufacturing | 2017 |
| Øjg Invest AS | | 2025 |
| Ørbradden 3/5 AS | Wholesale & retail | 2007 |
| Øst-Trans AS | Transport & logistics | 2019 |
| Østlandet Auto AS | Wholesale & retail | 2023 |
| Øverdal Holding AS | Financial services | 2005 |
| Øvstrud Holding AS | Construction | 2023 |
| Øyer Helse Klinikk AS | Health & social care | 2019 |
| Øygr Bygg AS | Construction | 2023 |