| Stema Eiendom AS | Financial services | 2005 |
| Strandeie AS | Real estate | 2014 |
| Strikkebua Ans | Wholesale & retail | 1989 |
| Studio Karma AS | Other services | 2025 |
| Styleit AS | Professional & scientific | 2009 |
| Støilehommen Holding AS | | 2020 |
| Støå Eiendom AS | | 2022 |
| Sub Specie Aeterni AS | | 2026 |
| Sustinera AS | Wholesale & retail | 2002 |
| Svegro AS | Construction | 2008 |
| Svesk Holding AS | Construction | 2017 |
| Sviland Bistro AS | Hospitality | 2013 |
| Swevent AS | Construction | 2017 |
| Syn Og Hørselsenteret AS | Real estate | 1983 |
| Synnøve Salongen AS | Other services | 1996 |
| Sæth Consulting AS | Professional & scientific | 2025 |
| Søss AS | Other services | 2012 |
| Søyland Drift AS | | 2022 |
| Søyland Gris AS | Agriculture & fishing | 2023 |
| Søylandsdal Samdrift Da | Agriculture & fishing | 2003 |
| T. Figved Invest AS | Financial services | 2012 |
| T.O.Berge AS | | 2021 |
| Tannlege Håvard Helgø AS | Health & social care | 2022 |
| Target Intervention AS | Professional & scientific | 2011 |
| TD Sivertsen Eiendom AS | Real estate | 2014 |
| Te Holding & Invest AS | Construction | 2022 |
| Team T AS | Administrative & support | 2023 |
| Temana Industri AS | Wholesale & retail | 2008 |
| Tens AS | Information & communication | 2024 |
| Tesaker Maskin Nuf | Construction | 2010 |
| TF Property AS | Real estate | 2024 |
| The Bolder Experience AS | Hospitality | 2007 |
| Thea Sushi AS | Hospitality | 2020 |
| Tiad Holding AS | | 2023 |
| Tjelta Holding AS | | 2022 |
| Tjessem Equestrian AS | Arts & recreation | 2015 |
| Tjuvholmen Strandpromenaden 5 AS | Real estate | 2019 |
| TK Transport Stavanger SA | Transport & logistics | 2016 |
| TM Byggtek AS | Professional & scientific | 2013 |
| Tm-Holding AS | Professional & scientific | 2018 |
| To-By AS | Real estate | 1986 |
| Todal Tørrisrens AS | Other services | 2024 |
| Tomakri Invest AS | | 2026 |
| Tore AS | | 2025 |
| Tore Ravndal Holding AS | Real estate | 2014 |
| Tormad Eiendom AS | Real estate | 2026 |
| Tormad Holding AS | Professional & scientific | 2024 |
| Torsion Tool Company AS | Professional & scientific | 2017 |
| Trioscan AS | Wholesale & retail | 2001 |
| Trophy AS | Real estate | 2009 |
| Ttfinans AS | Real estate | 2007 |
| Tveit Natur AS | Construction | 2015 |
| The Great Wall A/S | Hospitality | 1988 |
| Udlahuset AS | Wholesale & retail | 2005 |
| Underdal Holding AS | Information & communication | 2021 |
| Upsirk AS | Water & waste | 2024 |
| Vadilli AS | Information & communication | 2026 |
| Vagle Holding AS | Wholesale & retail | 2023 |
| Varmepumpene AS | Construction | 2020 |
| Vaule Entreprenør AS | | 1999 |
| Vaulåsen Samdrift Da | Agriculture & fishing | 2007 |
| Vauno Media Da | Professional & scientific | 2022 |
| Veraland Holding AS | Other services | 2024 |
| Veronica Dirdal AS | Wholesale & retail | 2017 |
| Vest- Totalentreprenør AS | Construction | 2023 |
| Vestcamp AS | Wholesale & retail | 2016 |
| Veterinær Øyvind Espevik AS | Professional & scientific | 2024 |
| Veveriet AS | Real estate | 2000 |
| Vevira AS | | 2024 |
| Vidden Invest AS | Real estate | 2014 |
| Vinidiri AS | Professional & scientific | 2014 |
| VK Sport Group AS | Wholesale & retail | 2026 |
| VL Maskin AS | Construction | 2025 |
| VMT Invest AS | Manufacturing | 2023 |
| VMT Solutions AS | Manufacturing | 2023 |
| Von-Heim AS | Real estate | 2008 |
| Wasto AS | Wholesale & retail | 2001 |
| Wathne Bygg & Betong AS | | 2024 |
| Wilma Eigedom AS | Real estate | 2011 |
| X-Rig AS | Professional & scientific | 2014 |
| Xo Finans AS | Financial services | 2016 |
| Xrig Technology AS | Information & communication | 2024 |
| Yggaren Invest AS | | 2025 |
| Z Energi AS | Energy | 2013 |
| Zense AS | Energy | 2018 |
| Ådne Dirdal AS | Wholesale & retail | 2003 |
| Åe Invest AS | Manufacturing | 2014 |
| Ålgård Apotek AS | Wholesale & retail | 2025 |
| Ålgård Blomster AS | Wholesale & retail | 2022 |
| Ålgård Bygg Eiendom AS | Real estate | 1999 |
| Ålgård Data AS | Information & communication | 2018 |
| Ålgård Geolab AS | Professional & scientific | 2016 |
| Ålgård Golfsenter AS | Arts & recreation | 2026 |
| Ålgård Golfsimulator AS | Arts & recreation | 2025 |
| Ålgård Grunderhub AS | Professional & scientific | 2020 |
| Ålgård Helsekost AS | Wholesale & retail | 2014 |
| Ålgård Hotell Holding AS | Hospitality | 2007 |
| Ålgård Industriservice AS | Professional & scientific | 2020 |
| Ålgård Landbrukssenter AS | Wholesale & retail | 1980 |
| Ålgård Legesenter AS | Health & social care | 2018 |