| Totten Utvikling AS | Real estate | 2001 |
| Totteskogen AS | Transport & logistics | 2008 |
| Totteskogen Prosjekt AS | Real estate | 2022 |
| Trail Love AS | Professional & scientific | 2018 |
| Trin AS | Real estate | 2005 |
| Tripp Trapp Service AS | Administrative & support | 2015 |
| Tropical Vibes AS | Wholesale & retail | 2019 |
| Tråkk 'N' Roll SA | Arts & recreation | 2019 |
| Trøim Dagligvare AS | Wholesale & retail | 2008 |
| Trøim Gaard AS | Real estate | 2025 |
| Trøym Drift AS | Administrative & support | 2022 |
| TT Regnskap AS | Professional & scientific | 2021 |
| Ttuv AS | Administrative & support | 2021 |
| Tuacircles Holding AS | Information & communication | 2019 |
| Tunet Interiør AS | Wholesale & retail | 2020 |
| Tunet Sport AS | Administrative & support | 2018 |
| Tuv Hemsedal 1 AS | | 2024 |
| Tuv Hemsedal Fjellandsby AS | Real estate | 2022 |
| Tuv Hemsedal Parkering AS | Real estate | 2026 |
| Tuv Hemsedal Sentrum 1 AS | Real estate | 2022 |
| Tuv Hemsedal Sentrum 2 AS | Real estate | 2021 |
| Tuv Hemsedal Sentrum 3 AS | Hospitality | 2011 |
| Tuv Hemsedal Sentrum 4 AS | Real estate | 2011 |
| Tuv Hemsedal Sentrum AS | Real estate | 2021 |
| Tuv Hemsedal Utvikling AS | Real estate | 2021 |
| Tuv Kolonial AS | Wholesale & retail | 2026 |
| Ulsåk Eiendom AS | Real estate | 2017 |
| Ulsåk Invest AS | Real estate | 2021 |
| Ulve AS | | 2026 |
| Unseen Nordic Trails AS | Information & communication | 2025 |
| Vallis AS | Wholesale & retail | 2025 |
| Vanneviken AS | | 2022 |
| Varde Eiendomsmegling Hemsedal AS | Real estate | 2026 |
| Vavatn Holding AS | | 2025 |
| Ve-Con AS | Professional & scientific | 2012 |
| Venås Invest AS | Financial services | 2005 |
| Vertikal Hemsedal AS | Wholesale & retail | 2016 |
| Vesleskolt Samdrift Da | Agriculture & fishing | 2006 |
| Veslestøllia Invest AS | Real estate | 2008 |
| Vfe Holding AS | | 2026 |
| Vigdis Rosenkilde AS | Manufacturing | 2025 |
| Vildings AS | Administrative & support | 2026 |
| Viljugrein Maskin Da | Construction | 2008 |
| Villa Veten AS | Hospitality | 2026 |
| Vimscore AS | Health & social care | 2016 |
| Visionaire AS | Professional & scientific | 2013 |
| Vister AS | Real estate | 2022 |
| Vixa AS | | 2026 |
| Vojvoj AS | Professional & scientific | 2020 |
| Von Tangen & Efterfølgere AS | Professional & scientific | 2024 |
| Von Tangen & Sons Ltd Nuf | Information & communication | 2010 |
| Von Tangen Engineering AS | Professional & scientific | 2024 |
| Walk Ahead AS | Professional & scientific | 2026 |
| Wanglie Holding AS | Agriculture & fishing | 2019 |
| Woolf Merino AS | Manufacturing | 2021 |
| Yoga Hemsedal AS | Education | 2017 |
| Zeier & Co. AS | Professional & scientific | 2015 |