| Godtebua Johansson Og Ølmebo Ans | Wholesale & retail | 1997 |
| Godtfredsens Vei 8 AS | Real estate | 2019 |
| Godtsmil AS | Health & social care | 2022 |
| Godvik Utvikling AS | Real estate | 2019 |
| Godøy Holding AS | | 2016 |
| Goe Bygg AS | Construction | 2014 |
| Goel AS | Administrative & support | 2024 |
| Goethe-Institut Tysk Kultursenter | Arts & recreation | 1995 |
| Gof Invest AS | Real estate | 2017 |
| Gofly AS | Transport & logistics | 2017 |
| Gogahr Holding AS | Real estate | 2021 |
| Gogc Energy Norway AS | Manufacturing | 2019 |
| Goggen AS | | 2024 |
| Goggenheim AS | Arts & recreation | 2023 |
| Goggi Invest AS | Real estate | 2021 |
| Gogn Invest AS | | 2024 |
| Goha AS | Professional & scientific | 2021 |
| Goib AS | Wholesale & retail | 2021 |
| Going Invest AS | Wholesale & retail | 2005 |
| Goji AS | Professional & scientific | 2026 |
| Gokart for Alle AS | Administrative & support | 2024 |
| Gokhan AS | | 2025 |
| Gol Fjellandsby AS | Arts & recreation | 2015 |
| Gol Næringsbygg AS | Real estate | 2018 |
| Golabek Advokatfirma AS | Professional & scientific | 2023 |
| Golar Management AS | Transport & logistics | 2021 |
| Gold Digger Invest AS | | 2021 |
| Gold Engineering AS | Professional & scientific | 2010 |
| Gold Fleet AS | Administrative & support | 2026 |
| Gold of Sicily Holding AS | | 2026 |
| Gold Star Invest AS | | 2024 |
| Goldbox AS | Information & communication | 2013 |
| Goldbrick Ventures AS | Real estate | 2017 |
| Goldcorn AS | Other services | 2014 |
| Goldcup Invest AS | Financial services | 1996 |
| Golden Age Group AS | Real estate | 1987 |
| Golden Arrow AS | Arts & recreation | 2005 |
| Golden Capital AS | Real estate | 2019 |
| Golden Executives International AS | Professional & scientific | 2016 |
| Golden Group AS | Wholesale & retail | 2017 |
| Golden Inc. AS | Information & communication | 2008 |
| Golden Lotus AS | Professional & scientific | 2019 |
| Golden Lounge AS | Hospitality | 2025 |
| Golden Omega Norway AS | Professional & scientific | 2007 |
| Golden Peaks AS | | 2022 |
| Golden Ratio AS | Construction | 2025 |
| Golden Retriever AS | Professional & scientific | 2015 |
| Golden Retriever Holding AS | | 2024 |
| Golden Sadaf AS | Wholesale & retail | 2023 |
| Golden Snitch AS | | 2021 |
| Golden Sweet AS | Hospitality | 2024 |
| Golden Town AS | Hospitality | 1994 |
| Golden West Shipping Co AS | Financial services | 2005 |
| Golden Wings AS | Transport & logistics | 2020 |
| Goldeneye AS | Real estate | 2008 |
| Goldenrun AS | Transport & logistics | 2024 |
| Golder AS | Professional & scientific | 2011 |
| Golder Kompetansepartner AS | Professional & scientific | 2013 |
| Goldfish Media Group AS | Professional & scientific | 2025 |
| Goldie Bar Og Scene AS | Hospitality | 2000 |
| Goldmarb AS | Education | 2010 |
| Goldrine Medical AS | Health & social care | 2011 |
| Goldsource Norway AS | Wholesale & retail | 2011 |
| Goldwing AS | | 2021 |
| Golemi AS | Hospitality | 2017 |
| Golf Boligeiendom AS | Real estate | 2023 |
| Golf Design & Consult Ans | Administrative & support | 1989 |
| Golf Holding AS | Arts & recreation | 2023 |
| Golf Og Invest AS | Wholesale & retail | 2024 |
| Golfklubb AS | Information & communication | 2024 |
| Golfsim Oslo AS | Administrative & support | 2025 |
| Golia Velhus AS | Real estate | 1934 |
| Goliat Holding AS | Professional & scientific | 2015 |
| Golis Net Da | Information & communication | 2012 |
| Golive AS | Information & communication | 2025 |
| Goliveien 18 AS | Real estate | 2017 |
| Gollan AS | Financial services | 2006 |
| Golli AS | | 2015 |
| Golondrinas AS | | 2026 |
| Goltens Oslo AS | Financial services | 1945 |
| Goly AS | Hospitality | 2023 |
| Gom Holding AS | Wholesale & retail | 2014 |
| Gom Invest AS | Real estate | 2013 |
| Goman AS | Manufacturing | 1992 |
| Gomatic AS | Wholesale & retail | 2017 |
| Gomes Holdings AS | | 2026 |
| Gompeslurp AS | | 2022 |
| Gomsrud Butikkeiendom AS | Real estate | 2016 |
| Gomsrudveien AS | Real estate | 2016 |
| Gondal Express AS | Transport & logistics | 2022 |
| Gondal Invest AS | | 2025 |
| Gondal Mat AS | Wholesale & retail | 2003 |
| Gondal Restaurant & Bar AS | Hospitality | 2025 |
| Gondal Transport AS | Transport & logistics | 2015 |
| Gondol Holding AS | Wholesale & retail | 2020 |
| Gondolin AS | | 2018 |
| Gondrosen Holding AS | Real estate | 2005 |
| Gone Shopping AS | | 2002 |
| Goneveien 72-74 AS | Real estate | 2021 |
| Gong Holding AS | | 2026 |