| 04 Gse Sandvik AS | Real estate | 2023 |
| Aamyri Holding AS | | 2019 |
| Aardal Eiendom AS | Real estate | 2016 |
| Aarskog & Helland Bygg AS | Construction | 2021 |
| Aarskog Elektro AS | Construction | 2016 |
| Aarskog Elektro Holding AS | | 2026 |
| Ahrens Holding AS | Financial services | 2015 |
| Alsaker Invest AS | Professional & scientific | 2025 |
| Apeltunhaugene Eiendom AS | Real estate | 2026 |
| Aurestim AS | | 2025 |
| Austlid&Rasmussen AS | Administrative & support | 2017 |
| Baarholm Invest AS | Real estate | 1998 |
| Bestmann & Co AS | Professional & scientific | 1997 |
| Bla Holding AS | | 2021 |
| Byggfirma Prestbø Og Grimen AS | Construction | 2005 |
| Byggmarkedet AS | Manufacturing | 2009 |
| Byggmeister Arne Prestbø AS | Construction | 2005 |
| Canton AS | Real estate | 2005 |
| Carfix Fitjar AS | Other services | 1998 |
| Carrelier AS | Real estate | 2005 |
| Carrelier II AS | Financial services | 2008 |
| Circus Rasmussen Holding AS | Wholesale & retail | 2023 |
| Cla Invest AS | | 2021 |
| Complex Shipbuilding Services AS | Manufacturing | 2022 |
| Complex Shipbuilding Services AS | Manufacturing | 2026 |
| CSS Group AS | | 2026 |
| Dahlinvest AS | Real estate | 2016 |
| Dalen Eigedomsutvikling AS | Real estate | 2005 |
| De Fine Holding AS | Financial services | 2015 |
| Doofenshmirtz Ondskapens Aksjeselskap | Real estate | 2021 |
| Duo Hårstudio Fitjar AS | Other services | 2011 |
| E&T Eigedom AS | Real estate | 2020 |
| E&T Utvikling AS | Real estate | 2020 |
| Eigedomsselskapet Gamle Fitjar Tinghus AS | Real estate | 1963 |
| Eikedalen Hytteeierlag SA | Real estate | 2002 |
| En Liten Øl AS | Manufacturing | 2015 |
| Engesund Fiskeoppdrett AS | Agriculture & fishing | 2019 |
| Engesund Gruppen AS | Agriculture & fishing | 2021 |
| Engesund Invest AS | Real estate | 2018 |
| Engevik & Tislevoll AS | Construction | 2020 |
| Engevik & Tislevoll Holding AS | Construction | 2020 |
| Ett Havbruk AS | Agriculture & fishing | 2023 |
| Euro Eiendom Invest AS | Real estate | 2008 |
| Evest AS | | 2023 |
| F-3 Industridesign Og Kunstnerisk Utsmykning Ans | Professional & scientific | 1987 |
| Fibo Eiendom AS | Real estate | 2004 |
| Fitjar Austevoll Skogeigarlag | Agriculture & fishing | 1995 |
| Fitjar Beitelag SA | Agriculture & fishing | 2015 |
| Fitjar Betongindustri AS | Manufacturing | 1988 |
| Fitjar Bilverkstad AS | Other services | 2012 |
| Fitjar Bygdaservice SA | Real estate | 2013 |
| Fitjar Detaljhandel AS | Wholesale & retail | 2011 |
| Fitjar Dyrkingslag Da | Agriculture & fishing | 2017 |
| Fitjar Eigedomsselskap AS | Real estate | 2004 |
| Fitjar Elektro AS | Construction | 2026 |
| Fitjar Fjordhotell AS | Hospitality | 2015 |
| Fitjar Fjordhotell Eigedom AS | Hospitality | 1996 |
| Fitjar Gardsmat AS | Wholesale & retail | 2016 |
| Fitjar Kraftlag SA | Energy | 1935 |
| Fitjar Kulturhus AS | Real estate | 1999 |
| Fitjar Mekaniske Verksted AS | Manufacturing | 1966 |
| Fitjar Småbåt AS | Manufacturing | 2007 |
| Fitjar Soapbox AS | Manufacturing | 2015 |
| Fitjar Taxi AS | Transport & logistics | 2016 |
| Fitjar Taxisentral AS | Transport & logistics | 2017 |
| Fitjar Thai Takeaway AS | Hospitality | 2021 |
| Fitjargarden Bonderi Da | Agriculture & fishing | 1997 |
| Fitjarsjøen 12 AS | Real estate | 2018 |
| Fitjarsjøen 27 AS | Real estate | 2020 |
| Fitjarstay AS | Hospitality | 2025 |
| Folielab AS | Other services | 2022 |
| Fonno AS | | 2021 |
| Formet AS | Manufacturing | 2025 |
| Franco AS | Real estate | 2016 |
| Francon AS | Mining & quarrying | 2023 |
| Galleri Flora AS | Wholesale & retail | 2013 |
| Gardsenden AS | Real estate | 2005 |
| Giljegruppa AS | | 2025 |
| Grima Utvikling AS | Real estate | 2014 |
| Grimen Capital AS | Real estate | 2022 |
| Grimen Group AS | Real estate | 2022 |
| Grimen Gruppen AS | Real estate | 2014 |
| Grimen Holding AS | Real estate | 2004 |
| Grimen Properties AS | Real estate | 2016 |
| Grimgard Invest AS | Real estate | 2003 |
| Grønavikjo Utvikling AS | Real estate | 2008 |
| Gse Sandvik AS | Professional & scientific | 1974 |
| Gse Shipping I AS | Transport & logistics | 2011 |
| Gse Shipping I KS | Transport & logistics | 2011 |
| Gse Sunnhordlandskaien AS | Real estate | 2010 |
| Gse Torgbakken AS | Real estate | 1967 |
| Haakonar Eigedom AS | Real estate | 2009 |
| Hasa Service AS | Administrative & support | 2013 |
| Hatlevik Rør AS | Construction | 1998 |
| Havn Eiendomsoppgjør AS | Real estate | 2023 |
| Havnavegen Holding AS | | 2023 |
| Havnehagen AS | Real estate | 2001 |
| Havsalt AS | Real estate | 2016 |
| Hegraneset Eigedom AS | Real estate | 2021 |
| Heimli AS | Professional & scientific | 2008 |