| Hau Eiendom AS | Real estate | 2021 |
| Haugaland Asfalt AS | Construction | 2019 |
| Haugaland Biogass AS | Energy | 2024 |
| Haugaland Hus AS | Construction | 2018 |
| Haugaland Kystservice AS | Construction | 2020 |
| Haugaland Legekontor AS | Health & social care | 2020 |
| Haugaland Rørleggertjenester AS | Construction | 2016 |
| Haugaland Trening AS | Arts & recreation | 2023 |
| Haugaland Urservice AS | Other services | 2022 |
| Haugen Kolonial AS | Wholesale & retail | 2021 |
| Havbrukskontroll AS | Real estate | 2006 |
| Havnatorget Eiendom AS | Real estate | 2004 |
| Heh Drift Og Forvaltning AS | Real estate | 2015 |
| Heh Eiendomsinvestering AS | Financial services | 2015 |
| Hei Invest AS | | 2016 |
| Hekklipperen AS | Administrative & support | 2004 |
| Helgesen Ka Invest AS | Real estate | 2023 |
| Helmersen AS | | 2023 |
| Henriquez Eiendom AS | | 2023 |
| Henriquez Investering AS | Wholesale & retail | 2022 |
| HH Invest AS | Manufacturing | 2005 |
| Himsligt AS | Administrative & support | 2015 |
| Hjørna Chinarestaurant AS | Hospitality | 2004 |
| HK Industrier AS | Manufacturing | 2024 |
| HK Shipping Group AS | Transport & logistics | 2017 |
| Holding Out AS | | 2024 |
| Holgersen Mask. & Mek. AS | Manufacturing | 2025 |
| Hovedgata 35 AS | Real estate | 2017 |
| Hovedgaten 23 AS | Real estate | 2010 |
| Hovedgaten 26 AS | Real estate | 2016 |
| Hovedgaten 33 AS | Real estate | 2016 |
| Hovedgaten 67 AS | Real estate | 2002 |
| Hovedgaten Eiendom AS | Real estate | 1996 |
| Husøy Industri Invest AS | Financial services | 2016 |
| Husøy Kjøl & Fryselager AS | Real estate | 2023 |
| Husøy Tomteselskap AS | Real estate | 2016 |
| Husøyveien 143 AS | Real estate | 2006 |
| Hydal Group AS | Manufacturing | 2013 |
| Hydal Invest AS | Manufacturing | 2015 |
| Hydal Property AS | Real estate | 2013 |
| Hytrans Holding AS | Manufacturing | 2022 |
| Håbrekke Bygg AS | Construction | 2025 |
| Håkonsen Bygg AS | Construction | 2011 |
| Håkonsen Eiendom AS | Real estate | 1997 |
| Håkonsen Utleie AS | Real estate | 2015 |
| Hårfin Kopervik AS | Other services | 2012 |
| Høgli AS | Transport & logistics | 2010 |
| Høgåsen Taxi AS | | 2025 |
| Høydehelten AS | Administrative & support | 2025 |
| I. Kvinnesland Invest AS | | 2019 |
| Iben Barneklær AS | Wholesale & retail | 2024 |
| Industrikorrosjon AS | Manufacturing | 2021 |
| Infinity Gruppen AS | Information & communication | 2024 |
| Insare AS | Wholesale & retail | 2004 |
| Intersport Kopervik AS | Wholesale & retail | 2003 |
| Investor Kolstø AS | Financial services | 2017 |
| Iskrystall AS | Professional & scientific | 2008 |
| J & T Invest AS | Professional & scientific | 2017 |
| J. Kvinnesland Invest AS | | 2019 |
| Ja Klipp Da | Other services | 2009 |
| Jakob Og Norman Moldestad Ans | Construction | 1996 |
| Jakobsen Holding AS | Real estate | 2005 |
| Jakobsen Transport AS | Transport & logistics | 2001 |
| Jehn Invest AS | | 2025 |
| Jivo Holding AS | | 2026 |
| Jivo Revisjon AS | Professional & scientific | 2026 |
| Jodd Invest AS | | 2026 |
| Jomo AS | | 2021 |
| Jope Holdning AS | | 2022 |
| JS Invest AS | Wholesale & retail | 2005 |
| Jåblom Bakst Kopervik AS | Wholesale & retail | 2020 |
| K&W Holding AS | Professional & scientific | 2024 |
| K.F Handel AS | | 2014 |
| Ka Kapital AS | | 2026 |
| Kaffebaren AS | Hospitality | 2002 |
| Kakao Holding AS | Construction | 2023 |
| Kallevik Fiskeri AS | Agriculture & fishing | 2021 |
| Kallevik Subsea AS | Professional & scientific | 2017 |
| Kalltech AS | Information & communication | 2026 |
| Kalvatrehagen AS | Real estate | 2017 |
| Kama Norge AS | Wholesale & retail | 2001 |
| Karm Industri Holding AS | Real estate | 2017 |
| Karmsund AS | Administrative & support | 2020 |
| Karmsund Cruiseservice AS | Transport & logistics | 2020 |
| Karmsund Marine Consulting AS | Professional & scientific | 2025 |
| Karmsund Trafikkskole AS | Education | 2018 |
| Karmsundet Båt, Mat & Vin AS | Education | 2014 |
| Karmøy Bil AS | Other services | 2013 |
| Karmøy Bilpleie AS | Other services | 2015 |
| Karmøy Bilsenter AS | Wholesale & retail | 1990 |
| Karmøy Buss Og Taxi AS | Professional & scientific | 2002 |
| Karmøy Dental AS | Manufacturing | 1995 |
| Karmøy Eiendomsutvikling AS | Real estate | 2006 |
| Karmøy Frakt AS | Transport & logistics | 2006 |
| Karmøy Hagesenter AS | Wholesale & retail | 2013 |
| Karmøy Helse & Harmoni AS | Education | 2026 |
| Karmøy Hire AS | Administrative & support | 2000 |
| Karmøy Kino AS | Information & communication | 1967 |
| Karmøy Lege Og Helsetjeneste Kontor AS | Health & social care | 2023 |
| Karmøy Møbler AS | Wholesale & retail | 2005 |