| S-R Bygg AS | Construction | 2016 |
| SAFE24 Da | Administrative & support | 1996 |
| Sagarelva Samdrift Da | Agriculture & fishing | 2000 |
| Saksegard Eigedom AS | Real estate | 2014 |
| Sandal Eigedomsselskap AS | Real estate | 2025 |
| Sandal Steinsenter AS | Wholesale & retail | 2007 |
| Sandals Elektriske AS | Construction | 2017 |
| Sans Frisor AS | Other services | 2021 |
| Scenerigg AS | Professional & scientific | 2024 |
| Sentrum Rør AS | Construction | 1997 |
| Sentrum Rør Eigedom AS | Real estate | 2017 |
| SGV AS | | 2024 |
| Sharp Norge Da | Information & communication | 2025 |
| Sikkerhetskompetanse AS | Professional & scientific | 2024 |
| Simg Holding AS | | 2022 |
| Siso AS | Wholesale & retail | 2010 |
| Sjåberghaugen AS | Real estate | 1981 |
| Skarstein Maskin AS | Construction | 2023 |
| Skorge Holding AS | | 2025 |
| Skorpen Holding Invest AS | | 2025 |
| Slogen Holding AS | Health & social care | 2021 |
| Smiebakken AS | Real estate | 2006 |
| Smithsgate 1 AS | Real estate | 2020 |
| Snippa 4 AS | Wholesale & retail | 2014 |
| Soi One Volda AS | Hospitality | 2024 |
| Solbygg Piotr Jarnuszewski | Construction | 2004 |
| Solhøgda Invest AS | | 2019 |
| Solmat AS | Wholesale & retail | 2020 |
| Spesialisthuset AS | Health & social care | 2024 |
| Spinneys AS | Wholesale & retail | 2021 |
| Spir Advokatfirma AS | Professional & scientific | 2025 |
| Sport Volda AS | Wholesale & retail | 2003 |
| Stanik AS | Health & social care | 2012 |
| Stekle AS | Professional & scientific | 2021 |
| Storgata 7 AS | Real estate | 1990 |
| Stravest AS | Financial services | 2016 |
| Studenthuset AS | Hospitality | 2005 |
| Studio Lun AS | Wholesale & retail | 2020 |
| Sundal Kraft Holding AS | | 2025 |
| Sunnmøre Invest AS | Real estate | 2008 |
| Sunnmøre Kammermusikkfestival AS | Arts & recreation | 2012 |
| Sunnmøre Kulturnæringshage AS | Professional & scientific | 2011 |
| Sunnmøre Kurs Og Fritidssenter AS | Hospitality | 1998 |
| Sunnmøre Regnskapssentral Ans | Professional & scientific | 2002 |
| Sunnmøre Service AS | Construction | 2020 |
| Sunsoft AS | Information & communication | 1986 |
| SWK Holding AS | | 2026 |
| Sørensen & Hagen AS | Financial services | 2005 |
| T Vik Holding AS | | 2022 |
| Tar Eigedom AS | | 2023 |
| Techne Studios AS | Information & communication | 2026 |
| Telebygget Volda AS | Real estate | 2019 |
| Themelle AS | Wholesale & retail | 2023 |
| Tidsmaskiner Og Sinte Oster AS | Financial services | 2012 |
| Tilhengar AS | Wholesale & retail | 2020 |
| Tilseth AS | Administrative & support | 1998 |
| Tilseth Eigedom AS | Real estate | 1995 |
| Tilseth Hagesenter AS | Wholesale & retail | 2005 |
| Tilseth Holding AS | Real estate | 2019 |
| Tilseth Tre Og Betong AS | Construction | 2015 |
| TNM Consulting AS | Information & communication | 2025 |
| Tombs Foundry AS | Manufacturing | 2017 |
| Tonti AS | Financial services | 2014 |
| Torreauge AS | Real estate | 2019 |
| Tredahl AS | Real estate | 2014 |
| Tredet AS | Hospitality | 2021 |
| Tverberg Invest AS | | 2021 |
| Type Rød AS | Professional & scientific | 2015 |
| Tømrer Eiendom AS | Real estate | 2009 |
| Tømrer Gruppen AS | Construction | 2008 |
| Tømrer Prosjekt AS | Real estate | 2008 |
| Tømrer Service AS | Construction | 1998 |
| Unico Living AS | Real estate | 2026 |
| UTLEIGAR1 AS | Administrative & support | 2008 |
| Vb-Invest AS | Real estate | 2019 |
| Vbp-Invest AS | Real estate | 2013 |
| Vertebrae Ditte Her AS | Health & social care | 2023 |
| Vertical Cosmos AS | Information & communication | 2026 |
| Vervo AS | Wholesale & retail | 2011 |
| Vetbygg Holding AS | Professional & scientific | 2025 |
| Veterinær Wollmann AS | Professional & scientific | 2023 |
| Vethillestad AS | Professional & scientific | 2025 |
| Vikingmat AS | Wholesale & retail | 1985 |
| Viliker.No AS | Wholesale & retail | 2013 |
| Vilje Media SA | Information & communication | 2025 |
| Volda Autosenter AS | Wholesale & retail | 2009 |
| Volda Bygg AS | Construction | 2021 |
| Volda Byggservice AS | Construction | 1997 |
| Volda Campus Arena AS | Arts & recreation | 2016 |
| Volda Dagligvare AS | Wholesale & retail | 2020 |
| Volda Elektriske Mylne AS | Manufacturing | 1930 |
| Volda Fiskemat Eigedom AS | Real estate | 2020 |
| Volda Glasmagasin AS | Wholesale & retail | 1990 |
| Volda Helsekost AS | Wholesale & retail | 2014 |
| Volda Invest Jan Olav Ose & Co | Real estate | 1986 |
| Volda Maskin AS | Construction | 1990 |
| Volda Mat AS | Manufacturing | 2020 |
| Volda Sentrum AS | Real estate | 2004 |
| Volda Skisenter AS | Arts & recreation | 1967 |
| Volda Tannklinikk AS | Health & social care | 2026 |