| NRS Invest AS | Financial services | 2007 |
| Ocean Support AS | Professional & scientific | 2023 |
| Ocr Invest AS | Real estate | 2012 |
| Oddvin Bjørge Holding AS | Real estate | 1988 |
| Ona Products AS | Wholesale & retail | 2026 |
| Ortos AS | Real estate | 2018 |
| Oscar Aakre Holding AS | | 2026 |
| Otl Holding AS | | 2017 |
| Otterlei Service AS | Manufacturing | 2025 |
| Pamelle AS | Administrative & support | 2025 |
| Peica Holding AS | Real estate | 2005 |
| PF Bygg AS | Construction | 2018 |
| PRM Holding AS | Real estate | 2005 |
| R Johannessen Elektro AS | Construction | 1997 |
| R&R Industri AS | Real estate | 2022 |
| Rebje AS | Information & communication | 2014 |
| Reidar Stokke AS | Construction | 1987 |
| Rock Candy AS | Information & communication | 2023 |
| Rongve Og Fylling Elektro AS | Construction | 2009 |
| Rowaa Holding AS | | 2025 |
| RSS Drift AS | Real estate | 2019 |
| RSS Eiendom AS | Real estate | 2019 |
| RSS Group AS | Real estate | 2024 |
| Rune Bjørge AS | Wholesale & retail | 2012 |
| S M Larsen Holding AS | Real estate | 2007 |
| Satasinvest AS | | 2024 |
| Scandinavian Crayon Company AS | Manufacturing | 2020 |
| Seagems Group AS | Manufacturing | 2022 |
| Seagems Norway AS | Manufacturing | 2022 |
| Seawater AS | Agriculture & fishing | 2014 |
| Selveste Lasse AS | | 2021 |
| Sewa AS | Information & communication | 2013 |
| Siker Consult AS | Professional & scientific | 2025 |
| Siker Invest AS | | 2022 |
| Sivm AS | Professional & scientific | 2020 |
| SK Sørvis AS | Other services | 2023 |
| Skalstad Invest AS | | 2026 |
| Skandinterior AS | Construction | 2020 |
| Skjong Holding AS | | 2020 |
| Skoge Eiendom AS | Real estate | 2006 |
| Slorg Invest AS | | 2026 |
| Slotsvik Bil Og Maskin AS | Transport & logistics | 1987 |
| Slotsvik Invest AS | Real estate | 2019 |
| Sokrates Holding AS | | 2026 |
| Solskjerming Møre Og Romsdal AS | Wholesale & retail | 2014 |
| Solvang Eigedom AS | Real estate | 1997 |
| Spar Kverve AS | Wholesale & retail | 1989 |
| Sperre Air Power AS | Manufacturing | 1991 |
| Sperre Bidco AS | | 2025 |
| Sperre Compressors AS | Manufacturing | 2018 |
| Sperre Data AS | Information & communication | 1998 |
| Sperre Maskin AS | Construction | 2025 |
| Sperre Midco AS | | 2025 |
| Sperrefish AS | Manufacturing | 2024 |
| SRK Holding AS | | 2019 |
| Ssbh AS | Real estate | 2026 |
| Sss-Holding AS | Financial services | 2018 |
| Stian Bjørge AS | Professional & scientific | 2013 |
| Stokke Maritime Fus Barnehage AS | Education | 2018 |
| Storegg AS | Agriculture & fishing | 2016 |
| Storegg JR AS | Agriculture & fishing | 2012 |
| Svivel Tek AS | Information & communication | 2021 |
| Sånn Studio AS | Professional & scientific | 2026 |
| Sørøyfisk AS | Agriculture & fishing | 2007 |
| Sørøyfisk Drift AS | Agriculture & fishing | 2026 |
| Taftasund Eiendom AS | Real estate | 2003 |
| Tannlege Lars Lothe AS | Health & social care | 2015 |
| TB Investment AS | Professional & scientific | 2014 |
| Torita Invest AS | Agriculture & fishing | 2016 |
| Torsen Holding AS | Real estate | 2011 |
| Tryggere Eiendom AS | Real estate | 2023 |
| Undertun Consulting AS | Professional & scientific | 2026 |
| Unifood AS | Wholesale & retail | 2004 |
| Uniktur AS | Administrative & support | 2017 |
| Union Bay Systems AS | Information & communication | 2006 |
| Utgaard Service AS | Wholesale & retail | 1985 |
| Viking Sauna AS | Arts & recreation | 2026 |
| Vild Seafood AS | Manufacturing | 2022 |
| Vorren Fisk AS | Agriculture & fishing | 2020 |
| Vot Invest AS | | 2025 |
| Wikeby HLR AS | Education | 2026 |
| Zigma Da | Wholesale & retail | 2003 |
| Zuko AS | Information & communication | 2026 |
| Ålesund Anlegg Og Drift AS | Construction | 2025 |
| Ålesund Hus AS | Construction | 2003 |
| Ålesund Liftutleie AS | Administrative & support | 2025 |
| Øhb Invest AS | | 2022 |