| Sart Holding AS | Real estate | 2005 |
| Seashore AS | Professional & scientific | 2004 |
| Sentrallageret AS | Real estate | 1986 |
| Seram Ikt AS | Information & communication | 2001 |
| Sirena II AS | Manufacturing | 2014 |
| Sjø 1 AS | Real estate | 2006 |
| Sjø Og Land Service AS | Construction | 2024 |
| Skogkatt Holding AS | | 2017 |
| Solvang Consulting AS | Professional & scientific | 1992 |
| Solvang Investment AS | Real estate | 2006 |
| STG Holding AS | Real estate | 2005 |
| Storb Investering AS | Real estate | 1990 |
| Storbotn 104 AS | Real estate | 2017 |
| Storbotn 106 AS | Real estate | 2013 |
| Storbotn 112 AS | Real estate | 1958 |
| Storbotn Invest AS | | 2026 |
| Storbotn Næring AS | Professional & scientific | 2006 |
| Strømsnes & Holmedal Eiendom AS | Real estate | 2007 |
| Suveren Holding AS | | 2022 |
| Sval Arkitektur AS | Professional & scientific | 2019 |
| Svalen Holding AS | | 2022 |
| Sxo AS | Manufacturing | 2020 |
| Sylvia Holding AS | | 2024 |
| T - L Holding AS | Financial services | 2015 |
| T a Holding AS | Real estate | 2017 |
| T Åstveit & Søn AS | Construction | 1994 |
| Ta En AS | Real estate | 2006 |
| Ta Ni AS | Real estate | 2006 |
| Ta Tretten AS | Real estate | 2015 |
| Taktekker Frantzen Eftf. AS | Construction | 1993 |
| Tassen Invest AS | Professional & scientific | 2025 |
| Team Service 9 Sivertsen AS | Administrative & support | 2002 |
| Teatergaten 18 AS | Real estate | 2015 |
| Tekeme AS | Real estate | 2005 |
| Teknisk Bygginvest AS | Real estate | 1998 |
| Tiber Corporation Da | Real estate | 2004 |
| Torgeir M. Invest AS | | 2023 |
| Torkelsen AS | Professional & scientific | 2011 |
| TP Nordic AS | Wholesale & retail | 2007 |
| Tre Tretten AS | Real estate | 2025 |
| Trioship Invest AS | Financial services | 2015 |
| Trollbakken 1A AS | Wholesale & retail | 2014 |
| Tropaa Invest AS | Financial services | 2006 |
| TSC Subsea AS | Professional & scientific | 2018 |
| TWH Invest AS | Real estate | 2005 |
| Ullandhaug AS | Real estate | 2017 |
| Unikum Holding AS | Real estate | 2014 |
| Veseth AS | Professional & scientific | 2011 |
| Vest Betongsaging Og Kjerneboring AS | Construction | 2025 |
| Vestby Storsenter AS | Real estate | 2005 |
| Viken Chartering AS | Transport & logistics | 2016 |
| Viken Crude AS | Transport & logistics | 2015 |
| Viken JV AS | Transport & logistics | 2020 |
| Viken Maritime AS | | 2023 |
| Viken Mol AS | Administrative & support | 2014 |
| Viken Shipping AS | Transport & logistics | 1994 |
| Viken Shuttle AS | Administrative & support | 2010 |
| Viken Shuttle Holding AS | Transport & logistics | 2014 |
| Viken SP AS | Transport & logistics | 2008 |
| Villafix AS | Professional & scientific | 2018 |
| Voss Lodge AS | Financial services | 2010 |
| Våga Invest AS | Real estate | 2008 |
| Våganeset Småbåthavn | Transport & logistics | 2004 |
| Wallem Steckmest & Co AS | Real estate | 1916 |
| Widme Holding AS | | 2018 |
| Wilhelmsen Foredrag Og Sang AS | Health & social care | 2013 |
| Wilhelmsen Mur & Flis AS | Construction | 2021 |
| Ziric Ervik AS | Wholesale & retail | 2018 |
| Åsane Sentrumsutvikling AS | Real estate | 2012 |
| Åstvedt Brygge AS | Real estate | 1992 |
| Åstveit Helsesenter AS | Health & social care | 2005 |
| Øvre Eide 37-39 AS | Real estate | 2024 |