| Ok Storm AS | Agriculture & fishing | 2005 |
| Opal Entreprenør AS | Construction | 2006 |
| Opal Utbygging AS | Construction | 2007 |
| Oppedal Takst & Consult AS | Professional & scientific | 2015 |
| Ortra AS | Transport & logistics | 1991 |
| Osnestunet AS | Real estate | 2018 |
| Osvegen 8 AS | Real estate | 2015 |
| Ottar Lillestøl Transport AS | Transport & logistics | 2015 |
| Per Kristian Sandnes AS | Construction | 2013 |
| Pets Nordfjord AS | Wholesale & retail | 2008 |
| Plug Nordfjord AS | Transport & logistics | 2021 |
| PMJ Invest AS | Real estate | 2005 |
| Pop Norge AS | Real estate | 1997 |
| Proffball AS | Wholesale & retail | 2014 |
| PS Bil AS | Other services | 2003 |
| Pønske AS | Professional & scientific | 2019 |
| Quantum Invest AS | Real estate | 2006 |
| R Sunde AS | Wholesale & retail | 1986 |
| Rapid Services AS | Transport & logistics | 2020 |
| Rbto AS | Hospitality | 2013 |
| Repelta Invest AS | Financial services | 2005 |
| Reset AS | Real estate | 2018 |
| RFT Transport AS | Transport & logistics | 2013 |
| Riba Eiendom AS | Real estate | 2019 |
| Riba Holding AS | Real estate | 2021 |
| Rindal Maskiner AS | Wholesale & retail | 2021 |
| Romvesen Group AS | Professional & scientific | 2020 |
| RSS Invest AS | | 2016 |
| Rådhusvegen 30 AS | Real estate | 1987 |
| Sagastad Drift AS | Arts & recreation | 2016 |
| Sansa Frisør AS | Other services | 2014 |
| Seawalk Nordfjord AS | Transport & logistics | 2016 |
| Sefar AS | Manufacturing | 2014 |
| Segel AS | Professional & scientific | 1989 |
| Segel Holding Management AS | Professional & scientific | 2014 |
| Sentrum Hotell AS | Hospitality | 1992 |
| Sentrumsbygget AS | Real estate | 1995 |
| Sentrumsgården AS | Real estate | 1992 |
| Siderdama AS | Education | 2014 |
| Sikre Data AS | Information & communication | 2026 |
| Sivilingeniør Ivar Bjarte Nord AS | Professional & scientific | 2012 |
| Sivilingeniør Svein Rotevatn AS | | 2020 |
| SJS AS | Professional & scientific | 2015 |
| Sjøgata 4 AS | Real estate | 2018 |
| Sjøteigen Ans | Real estate | 1989 |
| Skala Eigedom AS | Real estate | 2016 |
| Skauset AS | Education | 2024 |
| Skib AS | Financial services | 2005 |
| Skobutikken Sunde AS | Wholesale & retail | 2006 |
| Skreddarhuset AS | Real estate | 2000 |
| Skårhaug Eigedom AS | Real estate | 1982 |
| Skårhaug Holding AS | Real estate | 2020 |
| Skårhaug Taktekk AS | Construction | 1998 |
| Smart Cleaner AS | Manufacturing | 2020 |
| Smart Salmon France Holding AS | | 2018 |
| Smart Salmon Group AS | Agriculture & fishing | 2018 |
| Smithforge AS | Information & communication | 2026 |
| Smørdal Hytteutleige Og Camping AS | Hospitality | 2014 |
| Sss-Holding Og Sånn AS | Construction | 2018 |
| Stad Næring Og Bustad AS | Real estate | 2022 |
| Stad Vekst AS | Professional & scientific | 2017 |
| Stad Vet AS | Professional & scientific | 2018 |
| Stokkenes Golfpark SA | Arts & recreation | 2001 |
| Strandasetrevegen Skogsveglag Ba | Real estate | 2001 |
| Studio Eigedom AS | Real estate | 2001 |
| Sunde Forvaltning AS | Professional & scientific | 2019 |
| Sundehjørnet AS | Hospitality | 2025 |
| Sunnfjord Trafikk AS | Education | 2016 |
| Svedhaug Multiservice AS | Administrative & support | 2022 |
| Svelekameratane Da | Arts & recreation | 2022 |
| Svimato AS | Real estate | 2009 |
| Synnøve Aabrekk Reiselivsrådgjeving AS | Professional & scientific | 2015 |
| Systematic AS | Information & communication | 2001 |
| Sødermann AS | Information & communication | 2017 |
| Sølvberg Holding AS | Wholesale & retail | 1986 |
| Sørland Og Skårhaug Invest AS | Professional & scientific | 2022 |
| Sørland Transport AS | Transport & logistics | 1981 |
| Sørsidevegen I Eid SA | Real estate | 2013 |
| Tannlege Eikås AS | Health & social care | 2020 |
| Tannpleier Cato Albrigtsen Mntpf AS | Health & social care | 2009 |
| Teccer AS | Administrative & support | 2016 |
| Teccer Nuf | Administrative & support | 2006 |
| Techgruppen AS | Professional & scientific | 2023 |
| Techprodukter AS | Professional & scientific | 2022 |
| Techqua AS | Professional & scientific | 2026 |
| Techsystemer AS | Information & communication | 2023 |
| Teknologipunktet AS | Information & communication | 2026 |
| Teletunet AS | Real estate | 2021 |
| Tippaskogvegen Ba | Real estate | 1997 |
| Tomasgard Holding AS | | 2018 |
| Top Holding AS | Hospitality | 2015 |
| Totlands Bokhandel AS | Wholesale & retail | 1989 |
| Trivika AS | Real estate | 2025 |
| Tryggestad AS | Real estate | 2014 |
| TS Eigedom AS | Real estate | 2015 |
| TSX AS | | 2022 |
| Tuxn Holding AS | | 2023 |
| Tvedt Assistanse Limited Nuf | Transport & logistics | 2009 |
| Tø Muldsvor AS | Financial services | 2014 |
| Universal Metal Trading Corporation AS | Wholesale & retail | 2021 |