| FFR Buss AS | Transport & logistics | 2008 |
| Finnmark Bilskadesenter AS | Other services | 2016 |
| Finnmark Byggtjeneste AS | Real estate | 2018 |
| Finnmark Kjøtt AS | Manufacturing | 2009 |
| Finnmark Og Troms Logopedtjeneste AS | Health & social care | 2026 |
| Finnmark Reisebyrå AS | Administrative & support | 1966 |
| Finnmarksbaronen AS | Agriculture & fishing | 2026 |
| Finnmarksrevisjon AS | Professional & scientific | 1983 |
| Finnmarksveien Eiendom Ans | Arts & recreation | 1996 |
| Finnmarksveien Eiendom AS | Administrative & support | 2025 |
| Fip Eiendom AS | Real estate | 1995 |
| Firma Holtz | Professional & scientific | 2006 |
| Fitnodatgeaidnu 41 AS | Real estate | 2011 |
| Fjellreven AS | | 2009 |
| Floe AS | Other services | 2023 |
| Flyttekompaniet AS | Transport & logistics | 2025 |
| Flyttekompaniet Da | Transport & logistics | 2025 |
| Fuglenes Eiendom AS | Real estate | 2011 |
| Fun Biking AS | Wholesale & retail | 2016 |
| Funn Secondhand AS | Wholesale & retail | 2024 |
| Fysioterapeut Bjerke AS | Health & social care | 2017 |
| Førstehjelpskonsult AS | Education | 2012 |
| G. Hagen AS | Wholesale & retail | 1973 |
| G. Hagen Holding AS | Wholesale & retail | 2005 |
| Gagama Eiendom AS | Real estate | 1996 |
| Gagama Holding AS | Real estate | 2005 |
| Gags Holding AS | Financial services | 2020 |
| Gamle Mårøy AS | Arts & recreation | 2014 |
| Gerhardsen Holding AS | Agriculture & fishing | 2024 |
| GP Vegdrift AS | Construction | 2017 |
| Gravepartner AS | Construction | 2014 |
| Guleng Kaffesystemer AS | Wholesale & retail | 2012 |
| Gullfisken JR AS | Agriculture & fishing | 2023 |
| GYM1 Hammerfest AS | Arts & recreation | 2011 |
| H Blix AS | Construction | 1989 |
| H Blix Eiendom AS | Real estate | 1997 |
| Haba Eiendom AS | Real estate | 1910 |
| Hairdate AS | Other services | 2014 |
| Hammerfest Arena AS | Arts & recreation | 2017 |
| Hammerfest Blomster AS | Wholesale & retail | 1999 |
| Hammerfest Budservice AS | Transport & logistics | 2003 |
| Hammerfest Bygg AS | Construction | 2008 |
| Hammerfest Energi AS | Energy | 2020 |
| Hammerfest Energi Bredbånd AS | Information & communication | 1992 |
| Hammerfest Energi Kraftomsetning AS | Energy | 2010 |
| Hammerfest Energi Produksjon AS | Energy | 2004 |
| Hammerfest Energi Varme AS | Energy | 2008 |
| Hammerfest Fiskeribase AS | Real estate | 1992 |
| Hammerfest Fodro AS | Professional & scientific | 2019 |
| Hammerfest Fysikalske AS | Health & social care | 2004 |
| Hammerfest Grave Og Brøyte Service AS | Construction | 2021 |
| Hammerfest Hotell AS | Hospitality | 1990 |
| Hammerfest Industriservice AS | Manufacturing | 2000 |
| Hammerfest Innendørs Golf AS | Arts & recreation | 2014 |
| Hammerfest Iwind AS | Energy | 2023 |
| Hammerfest Lager AS | Real estate | 2022 |
| Hammerfest Liftutleie AS | Administrative & support | 2019 |
| Hammerfest Maskinforretning AS | Wholesale & retail | 2000 |
| Hammerfest Motorsenter AS | Wholesale & retail | 2019 |
| Hammerfest Og Omegn Næringsutvikling AS | Real estate | 1937 |
| Hammerfest Spa Og Bedriftsmassasje AS | Other services | 2007 |
| Hammerfest Staller AS | Real estate | 2000 |
| Hammerfest Taxihus AS | Transport & logistics | 1996 |
| Hammerfest Terminalen AS | Real estate | 1999 |
| Hammerfest Trafikkskole AS | Education | 2011 |
| Hammerfest Utleie AS | Real estate | 2002 |
| Hammerfest Vaktmesterservice AS | Administrative & support | 2021 |
| Hammerfestingen AS | Information & communication | 2011 |
| Hamnegata 3 AS | Transport & logistics | 2011 |
| Handyman Team AS | Construction | 2022 |
| Hanne Blix AS | Professional & scientific | 2023 |
| Hauan Invest AS | Real estate | 2013 |
| Haugen Tannklinikk Hammerfest AS | Health & social care | 2021 |
| Hav Og Mann AS | Agriculture & fishing | 2023 |
| Havnekvartalet Holding AS | Real estate | 2025 |
| Havnekvartalet Utbygging AS | Real estate | 2025 |
| HBK AS | Hospitality | 2017 |
| HC. Jernvare AS | Wholesale & retail | 2018 |
| Helgelandsgate 1 AS | Real estate | 2011 |
| Heljar Holding AS | | 2025 |
| Henrik Invest AS | Administrative & support | 2005 |
| Henriksen Inv AS | | 2026 |
| Henriksen Klinikken AS | Health & social care | 2014 |
| Henriksen-Eiendom AS | Wholesale & retail | 2004 |
| Henriksen-Invest AS | Health & social care | 2014 |
| Hermanos Invest AS | Real estate | 2024 |
| Hessengveien 7 AS | Transport & logistics | 2011 |
| Hh&Hh Holding AS | | 2025 |
| HK Crew AS | Transport & logistics | 2019 |
| HK Crew Management AS | Transport & logistics | 2022 |
| Hoffmann Invest AS | Wholesale & retail | 1974 |
| Hoffmann Multiservice AS | Construction | 2025 |
| Holmens Transport AS | Transport & logistics | 1995 |
| Holmgren Invest AS | Financial services | 2004 |
| HSK Racing AS | Wholesale & retail | 2012 |
| Hudhelse Medispa AS | Other services | 2026 |
| Husly Norge AS | Real estate | 2025 |
| Hybelbygg AS | Real estate | 1989 |
| Håja Holding AS | | 2022 |
| Håpe Musikk AS | Information & communication | 2025 |