| Myren Grave Og Sprengningsservice AS | Construction | 2014 |
| Måge Holding AS | Professional & scientific | 2007 |
| Na-Service AS | Other services | 2024 |
| Ni Holding AS | | 2023 |
| Nila AS | Agriculture & fishing | 1999 |
| No Limit Adventure AS | Education | 1964 |
| Noravind Bygg AS | Construction | 2022 |
| Norsk Fjordsalat AS | Agriculture & fishing | 2020 |
| Northern Star Media Services AS | Information & communication | 2013 |
| Od-Gruppen Da | Real estate | 2020 |
| Oio Invest AS | Real estate | 2005 |
| Oksneset AS | Real estate | 1997 |
| Ono AS | Agriculture & fishing | 1980 |
| Onore AS | | 2025 |
| P. T. Holding AS | Construction | 2020 |
| Partrederiet Barracuda Ans | Agriculture & fishing | 1986 |
| Peak Fitness AS | Arts & recreation | 2010 |
| Polar Varme AS | Wholesale & retail | 1991 |
| Preg Barnehager Blomvåg AS | Education | 2022 |
| Preg Barnehager Toftøy AS | Education | 2023 |
| Preg Barnehager Øygarden Nord AS | Education | 2011 |
| Prepos AS | Professional & scientific | 2025 |
| Pta Eiendom AS | Real estate | 2005 |
| Qsystems AS | Information & communication | 2026 |
| Recovering AS | Construction | 2014 |
| Riverplace FX AS | Professional & scientific | 2020 |
| Roan Utleie Ans | Real estate | 2007 |
| Robo Eiendom AS | Real estate | 2024 |
| Rong Catering AS | Hospitality | 1993 |
| Rong Invest AS | Real estate | 2006 |
| Rong Stål AS | Manufacturing | 1981 |
| Rongesund Bygg Og Utleie AS | Real estate | 2010 |
| Rongesund Drift AS | Construction | 2023 |
| Rongesund Eiendom AS | Real estate | 2003 |
| Rongesund Holding AS | Real estate | 2024 |
| Rongesundet Båtutleie AS | Administrative & support | 2012 |
| Rov AS | Agriculture & fishing | 2012 |
| RS Bygg & Rehabilitering AS | Construction | 2015 |
| Rune Monsen Holding AS | Construction | 2021 |
| S.S Berentsen Holding AS | | 2026 |
| Satso Holding AS | | 2025 |
| Scalmarin AS | Wholesale & retail | 2015 |
| Scalpro AS | Agriculture & fishing | 1995 |
| Seff AS | Arts & recreation | 2025 |
| Simtik AS | Professional & scientific | 2013 |
| Skjoldingsneset Eiendom AS | Real estate | 2019 |
| Smith Schneider Guideservice AS | Administrative & support | 2021 |
| SRV Invest AS | | 2026 |
| Star Shipping & Invest AS | Transport & logistics | 2014 |
| Steingarden Invest AS | | 2026 |
| Strandtun Eiendom AS | | 2017 |
| Sture Expressen Ans | Arts & recreation | 1995 |
| Sufranko AS | Wholesale & retail | 2014 |
| Svanevågen AS | Real estate | 2008 |
| Sweng AS | | 2021 |
| Sysselstuen AS | Wholesale & retail | 2026 |
| Såfint AS | Wholesale & retail | 2023 |
| Sætres Holding AS | | 2026 |
| T. Oen Maskin AS | Transport & logistics | 2024 |
| T.Oen Holding AS | Transport & logistics | 2024 |
| Talr Eiendom AS | Real estate | 2024 |
| Talr Invest AS | Construction | 2023 |
| Tannlege/Healer Bjørg Neverdal AS | Health & social care | 2009 |
| TH Bhas Bygg AS | Construction | 1993 |
| Tims Invest AS | Financial services | 2018 |
| Toft Musikk Og Foto Da | Wholesale & retail | 1995 |
| Toftøy Næringspark AS | Real estate | 2007 |
| Torsvik Bygg AS | Construction | 2021 |
| Torsvik Eiendomsselskap AS | Construction | 1998 |
| Torsvik Elektro AS | Construction | 1984 |
| Torsvik Holding Invest AS | | 2023 |
| Torsvik Huset AS | Real estate | 2007 |
| Torsvikhuset Event AS | Professional & scientific | 2013 |
| Turøy Boligutbygging AS | Real estate | 2018 |
| Turøy Bygg Og Snekkerverksted AS | Construction | 2012 |
| TZ Holding AS | | 2023 |
| Ulvøy Eiendom AS | Real estate | 2010 |
| Vest Metall AS | Water & waste | 2026 |
| Vik Settefisk AS | Agriculture & fishing | 2005 |
| Vindestering AS | | 2025 |
| Virtual Nordic AS | Professional & scientific | 2019 |
| Youexplore Science and Exploration Team AS | Education | 2018 |
| Åk Invest AS | Agriculture & fishing | 2015 |
| Øygarden Boligutvikling AS | Real estate | 2004 |
| Øygarden Byggsenter AS | Wholesale & retail | 2023 |
| Øygarden Contracting Ans | | 1997 |
| Øygarden Eiendomsservice AS | Administrative & support | 2012 |
| Øygarden Næringspark AS | Real estate | 1995 |
| Øygarden Næringsservice AS | Real estate | 1991 |
| Øygarden Opplevelser AS | Arts & recreation | 2013 |
| Øygarden Opplevelsessenter AS | Arts & recreation | 2022 |
| Øygarden Taxi AS | Transport & logistics | 2019 |
| Øygarden Varmepumpeservice AS | Construction | 2024 |