| Stylingspot AS | Other services | 2017 |
| Styreportalen AS | Information & communication | 2016 |
| Styring Mot Framtiden AS | Professional & scientific | 2008 |
| Styrkesneselva Kraft AS | Energy | 2022 |
| Stålkontroll Norge AS | Manufacturing | 2023 |
| Stålkraft Media AS | Professional & scientific | 2026 |
| Stø Invest AS | Real estate | 2006 |
| Stølegaten 19 AS | Real estate | 2022 |
| Støletorget Dagligvare AS | Wholesale & retail | 2026 |
| Støletorget Eiendom AS | Real estate | 2006 |
| Stølsvegen Invest AS | | 2021 |
| Stømnervegen 1 AS | Real estate | 1960 |
| Støt AS | Administrative & support | 2023 |
| Sub Aqua Technology Sat AS | Mining & quarrying | 1985 |
| Sub Corporation AS | Information & communication | 2022 |
| Subcenture AS | Information & communication | 2015 |
| Submersible Technology Services AS | Professional & scientific | 1990 |
| Subrite AS | Information & communication | 2023 |
| Subsea Competence Group AS | Professional & scientific | 2010 |
| Subzero Seafood AS | Wholesale & retail | 2024 |
| Sudmannsvei 11 AS | Real estate | 2015 |
| Sudvet AS | Wholesale & retail | 2026 |
| Sulefjell AS | Financial services | 2021 |
| Suletind Invest AS | | 2023 |
| Sumbios AS | Professional & scientific | 2022 |
| Sumledger AS | Information & communication | 2025 |
| Summs AS | Information & communication | 2026 |
| Sumo AS | Hospitality | 2015 |
| Sumo Eiendom AS | Real estate | 2014 |
| Sumo Solheimsviken AS | Hospitality | 2015 |
| Sumo Vestkanten AS | Hospitality | 2018 |
| Sumo Vestre Torggate AS | Hospitality | 2015 |
| SUN2 Bergen AS | Other services | 2025 |
| Sundal Kraft AS | Energy | 2025 |
| Sundal Prosjekt AS | Real estate | 2002 |
| Sundbo Eiendom AS | Real estate | 2018 |
| Sundbo Eiendom Holding AS | Real estate | 2022 |
| Sundfjord AS | Information & communication | 2009 |
| Sundgotvegen AS | Real estate | 1981 |
| Sundland Capital AS | Real estate | 2020 |
| Sundland Holding AS | Real estate | 1986 |
| Sundland Property AS | Real estate | 2020 |
| Sundt Arkitekter AS | Professional & scientific | 2012 |
| Sunnest Ans | Wholesale & retail | 2024 |
| Sunnhordland Hotell A/S | Hospitality | 1986 |
| Sunnmøre Holding AS | | 2024 |
| Sunny Acai Bowls T AS | Hospitality | 2026 |
| Sunny Tankers AS | Transport & logistics | 2019 |
| Sunnyfriday AS | Professional & scientific | 2021 |
| Sunnyvale AS | | 2019 |
| Sunrise Kitchen AS | Hospitality | 2026 |
| Superagent AS | Information & communication | 2021 |
| Supercut Productions AS | Information & communication | 2013 |
| Supersonic Invest AS | Information & communication | 2021 |
| Support Not Protect AS | Other services | 2018 |
| Surfs AS | Professional & scientific | 2024 |
| Susark AS | | 2021 |
| Sushi Roll AS | Hospitality | 2021 |
| Sushi Room AS | Hospitality | 2018 |
| SUSHI2 AS | Hospitality | 2020 |
| Svabø Holding AS | Wholesale & retail | 2001 |
| Sval Eiendom AS | Real estate | 2019 |
| Sval Utvikling AS | Real estate | 1981 |
| Svalbu AS | Real estate | 2015 |
| Svale Studio AS | Professional & scientific | 2025 |
| Svalland Eiendom AS | Real estate | 1990 |
| Svalland Holding AS | Construction | 2005 |
| Svane Bergen AS | Wholesale & retail | 2013 |
| Svanehalsen Eiendom AS | Real estate | 2007 |
| Svaneviksveien 82 AS | Real estate | 2017 |
| Svanholmen 2 AS | Real estate | 2021 |
| Svaret AS | Professional & scientific | 2026 |
| Svartadalen 8 AS | Real estate | 2006 |
| Svartadalen Eiendom AS | Real estate | 2012 |
| Svava Holding AS | | 2026 |
| Svea Marine AS | Professional & scientific | 2023 |
| Svein Aadland AS | Wholesale & retail | 2024 |
| Svein Erik Lund Arkitekter AS | Professional & scientific | 2012 |
| Svellingen Scenekunst AS | Arts & recreation | 2025 |
| Svema Invest AS | Real estate | 2018 |
| Sven Gundersen AS | Professional & scientific | 2025 |
| Sven Gundersen Holding AS | | 2021 |
| Svendal AS | | 2024 |
| Svendal-Aase Eiendom AS | Real estate | 1989 |
| Svendsen Bygg Og Eiendom AS | Real estate | 1997 |
| Sverre Hjetlandsvei 1 AS | Real estate | 2007 |
| Sverres Gate 3 AS | Real estate | 2016 |
| Sverresgate 35 AS | Real estate | 2003 |
| Sveåsen AS | Real estate | 2019 |
| Svorka Småkraft AS | Energy | 2019 |
| SVT Kapital AS | | 2026 |
| SVV 1 AS | Real estate | 2020 |
| Swaerd 2 AS | | 2025 |
| Swaerd Consulting AS | Wholesale & retail | 2024 |
| Swash AS | Other services | 2020 |
| Sweet Norway AS | Professional & scientific | 2025 |
| Swift Convenience AS | Hospitality | 2023 |
| Swim AS | Real estate | 2021 |
| Swipp AS | Wholesale & retail | 2025 |
| Swipp Mobility Group AS | Wholesale & retail | 2023 |