| Tvedt Bygg & Maskin AS | Real estate | 2025 |
| Tvilde AS | | 2024 |
| Tyridal Holding AS | Information & communication | 2025 |
| Tyridal Information Management AS | Information & communication | 2025 |
| Tåsen Hagesenter AS | Wholesale & retail | 2016 |
| Tømrer H.Hansen AS | Construction | 2024 |
| Tømrerkompaniet AS | Construction | 2023 |
| Tømrermester Are Hansen AS | Construction | 2019 |
| Uah Holding AS | | 2025 |
| Unbaked Media AS | | 2025 |
| Unmanned AS | Professional & scientific | 2019 |
| Unreel AS | Professional & scientific | 2020 |
| Urban Flame Company AS | Hospitality | 2026 |
| Uw Music AS | Information & communication | 2018 |
| V-El Installasjon AS | Construction | 2012 |
| V-El Invest AS | Real estate | 2013 |
| Vak Invest AS | Real estate | 2017 |
| Vaktmesteren.No AS | Professional & scientific | 1993 |
| Vebbis AS | Wholesale & retail | 2019 |
| Vela Technology AS | Information & communication | 2021 |
| Veterinærvikaren AS | Professional & scientific | 2019 |
| Vets 4 Pets Ans | Professional & scientific | 1995 |
| Vets 4 Pets AS | Professional & scientific | 2006 |
| VG Maleservice AS | Construction | 2005 |
| Viddel AS | Information & communication | 2026 |
| Viken Byggeteknikk AS | Construction | 2021 |
| Viken Taksering AS | Real estate | 2022 |
| Villa Eiendomsutvikling AS | Construction | 2011 |
| Villasnekkeriet AS | Manufacturing | 1994 |
| Vito Service AS | Construction | 2024 |
| VK 848 Holding AS | | 2023 |
| Vollen Kro AS | Hospitality | 2017 |
| VSS Bygg AS | Construction | 2016 |
| Vyro Constructions AS | Construction | 2025 |
| White Smile Da | Other services | 2005 |
| Wiggen AS | Professional & scientific | 2005 |
| Yichi AS | Wholesale & retail | 2016 |
| Zarg Ventures AS | Information & communication | 2024 |