| Gløtt AS | Wholesale & retail | 2021 |
| GM Med AS | | 2008 |
| GN Maskin AS | Construction | 2024 |
| Gnist Film AS | Information & communication | 2015 |
| GNV Holding AS | Administrative & support | 2021 |
| GNV Personell AS | Administrative & support | 2020 |
| GNV Services AS | Administrative & support | 2021 |
| GNX AS | Information & communication | 2025 |
| Go Big Or Go Home AS | Professional & scientific | 2020 |
| Go Harvest AS | Information & communication | 2023 |
| Go Health AS | Wholesale & retail | 2025 |
| Go to Pieces Games AS | Manufacturing | 2019 |
| Goce AS | Health & social care | 2017 |
| God Bedring AS | Hospitality | 2004 |
| God Drift Bergen AS | Hospitality | 2009 |
| God Drikke Bergen AS | Hospitality | 2002 |
| God Mat Bergen AS | Hospitality | 1996 |
| God Servering AS | Hospitality | 2007 |
| God Stemning Bergen AS | Hospitality | 2011 |
| God Temp AS | Administrative & support | 2023 |
| Gode AS | Information & communication | 2007 |
| Gode Busser Bergen AS | Hospitality | 2015 |
| Gode Rom AS | Wholesale & retail | 2005 |
| Godfoten AS | Health & social care | 2005 |
| Godfra AS | Real estate | 2022 |
| Godkjent Eiendom AS | Professional & scientific | 2024 |
| Godlag AS | Hospitality | 2012 |
| Godlag Holding AS | Real estate | 2014 |
| Godt Brød Minde AS | Manufacturing | 2023 |
| Godt Brød Nonneseter AS | Manufacturing | 2026 |
| Godver AS | Wholesale & retail | 2023 |
| Godvik Næringspark AS | Real estate | 2006 |
| Godviksvingene 125 AS | Real estate | 2003 |
| Gohde Holding AS | | 2026 |
| Golden Chopsticks AS | Hospitality | 2016 |
| Golden Harvest AS | Real estate | 2005 |
| Golden Invest AS | Professional & scientific | 2021 |
| Goldilocks Bidco AS | Other services | 2019 |
| Goldilocks Holdco AS | Other services | 2019 |
| Golova Holding AS | Manufacturing | 2021 |
| Gommershaugen AS | Real estate | 2021 |
| Good Bridge AS | Professional & scientific | 2026 |
| Good Vibes Entertainment Norway Da | Information & communication | 2011 |
| Goodtime Bergen AS | Information & communication | 2023 |
| Goodtime Pictures AS | Information & communication | 2017 |
| Goodtime Rental AS | Construction | 2023 |
| Goosebumper AS | Information & communication | 2019 |
| Goosebumper Norway AS | Information & communication | 2022 |
| Goscore AS | Administrative & support | 2019 |
| Gostudy AS | Education | 1999 |
| Gourdy Holding AS | Real estate | 2020 |
| Gpe Solutions AS | | 2020 |
| GPF Project AS | | 2021 |
| GR Holding AS | Wholesale & retail | 2005 |
| Graastein AS | | 2020 |
| Grafisk Formidling AS | Professional & scientific | 2005 |
| Graham Holding AS | Wholesale & retail | 2024 |
| Grahl-Madsen & Co Advokatfirma AS | Professional & scientific | 2002 |
| Gran Elektro AS | Construction | 1991 |
| Gran Sasso AS | | 2021 |
| Granada Management AS | Professional & scientific | 1984 |
| Grand Invest AS | Real estate | 1929 |
| Graneng Invest AS | | 2025 |
| Grappa AS | Real estate | 2005 |
| Grasp Eiecompagnie AS | | 2017 |
| Grastveit Holding AS | | 2025 |
| Gravbrøtfoss Kraft AS | Energy | 2007 |
| Graverholt Holding AS | | 2025 |
| Gravferdshjelpen AS | Other services | 2020 |
| Gravifloat AS | Professional & scientific | 2011 |
| Greek Gyros House Kronstad AS | Hospitality | 2021 |
| Green and Health Invest AS | Professional & scientific | 2020 |
| Green Guys AS | Agriculture & fishing | 2021 |
| Green Harmony Holding AS | Professional & scientific | 2023 |
| Green Living Solutions AS | Real estate | 2018 |
| Green Rock AS | Construction | 2011 |
| Greendoor Logistics AS | Administrative & support | 2009 |
| Greenhill Invest AS | | 2023 |
| Greenspot AS | Wholesale & retail | 2022 |
| Greenvision AS | Professional & scientific | 2024 |
| Grenanger AS | Financial services | 2003 |
| Grendahuset Ulvedal SA | Real estate | 1983 |
| Grenland Kjernekraft AS | Professional & scientific | 2025 |
| Greo AS | | 2025 |
| Grepa Drift AS | Real estate | 1995 |
| Grepa Industrier AS | Real estate | 2009 |
| Grethe Bjorøy Holding AS | Real estate | 2018 |
| Greve-Isdahl Eiendom AS | Real estate | 2007 |
| Grevstad & Tvedt Invest AS | | 2017 |
| Grevstad & Tvedt VVS AS | Construction | 2017 |
| Grew Consult AS | Professional & scientific | 2018 |
| Grey Havens Holding AS | | 2023 |
| Grieg Aqua AS | Agriculture & fishing | 2018 |
| Grieg Arkitekter AS | Professional & scientific | 1999 |
| Grieg Bryggen Holding AS | Financial services | 2018 |
| Grieg Connect AS | Information & communication | 2006 |
| Grieg Edge AS | Professional & scientific | 2020 |
| Grieg Gaarden AS | Real estate | 2014 |
| Grieg Gaarden KS | Real estate | 1988 |
| Grieg Logistics AS | Transport & logistics | 2010 |