| Grayston AS | Sandnes | 2016 |
| Graz University of Technology | At-8010 Graz | 2024 |
| GRC Advisory Services AS | Bekkestua | 2019 |
| GRC AS | Oslo | 2019 |
| GRC Consulting AS | Oslo | 2021 |
| GRC Counsel AS | Stavanger | 2024 |
| GRC Nexus AS | Oslo | 2023 |
| GRC Partner AS | Geilo | 2020 |
| GRC Services AS | Fjellhamar | 2014 |
| Greaker Invest AS | Oslo | 2022 |
| Greaker X Storrvik Advokatfirma AS | Oslo | 2022 |
| Great Consulting AS | Oslo | 2004 |
| Great Consulting Nordic AB | 70227 Örebro | 2019 |
| Great Energy & Industry AS | Oslo | 2023 |
| Great Holding AS | Oslo | 2012 |
| Great Leadership Institute AS | Oslo | 1989 |
| Great Leap AS | Vinterbro | 2016 |
| Great Nordic AS | Skien | 2014 |
| Great Place to Grow AS | Gjettum | 2019 |
| Great White Holding AS | Fredrikstad | 2010 |
| Greater Oslo AS | Oslo | 2013 |
| Grebstad Consulting AS | Oslo | 2015 |
| Greco Holding AS | Holmestrand | 2018 |
| Greco Invest AS | Holmestrand | 2018 |
| Gred AS | Oslo | 2016 |
| Green 4 You AS | Vigra | 2019 |
| Green 8 Technology AS | Kråkerøy | 2003 |
| Green 90D AS | Stavanger | 2020 |
| Green Advisers AS | Melhus | 2009 |
| Green Ammonia Berlevåg AS | Berlevåg | 2020 |
| Green and Health Invest AS | Bergen | 2020 |
| Green Asphalt Technologies AS | Blommenholm | 2025 |
| Green Carbon Industries AS | Oslo | 2021 |
| Green Column AS | Gamle Fredrikstad | 2020 |
| Green Concept AS | Hundvåg | 2011 |
| Green Construction AS | Kokstad | 2014 |
| Green Consulting AS | Tårnåsen | 2018 |
| Green Development AS | Tønsberg | 2010 |
| Green Digital Wave AS | Tromsø | 2020 |
| Green Eagle Stove AS | Avaldsnes | 2026 |
| Green Eiendom AS | Gullaug | 2008 |
| Green Empress AS | Lysaker | 2021 |
| Green Energy Consulting AS | Oslo | 2018 |
| Green Energy Fish Farming AS | Oslo | 2017 |
| Green Energy Invest AS | Ulset | 2011 |
| Green Entrans AS | Bru | 1992 |
| Green Eyes AS | Heggedal | 2015 |
| Green Farming AS | Sandnessjøen | 2015 |
| Green Fast Ferry Management AS | Oslo | 2024 |
| Green Finance AS | Melhus | 2022 |
| Green Fuel Production AS | Lommedalen | 2021 |
| Green Future International AS | Blaker | 2012 |
| Green Future Invest AS | Averøy | 2022 |
| Green Group Norway | Lt-08339 Vilnius | 2018 |
| Green Growth AS | Bekkestua | 2013 |
| Green H AS | Oslo | 2019 |
| Green Halden AS | Grålum | 2022 |
| Green Harmony Holding AS | Bergen | 2023 |
| Green Helix Norge AS | Rendalen | 2026 |
| Green House AS | Krøderen | 2018 |
| Green Iglo AS | Jar | 2012 |
| Green Innovation AS | Lysaker | 2016 |
| Green Innovation Norway AS | Skien | 2020 |
| Green Innovative Solutions AS | Oslo | 2014 |
| Green Lighthouse AS | Utsira | 2017 |
| Green Marine Development AS | Harstad | 2017 |
| Green Mining AS | Tønsberg | 1985 |
| Green Network Development AS | Trondheim | 1997 |
| Green Nordic AS | Kristiansand S | 2022 |
| Green Norway AS | Arendal | 2020 |
| Green Ocean AS | Oslo | 2014 |
| Green Ocean Harvest AS | Trondheim | 2017 |
| Green Ocean Harvest Drift AS | Snarøya | 2021 |
| Green Ocean Power AS | Oslo | 2024 |
| Green Orbit AS | Stjørdal | 2020 |
| Green Point AS | Verdal | 2022 |
| Green Power Norway AS | Lysaker | 2010 |
| Green Producers Club AS | Oslo | 2010 |
| Green Producers Tool AS | Oslo | 2022 |
| Green Property Technology AS | Kristiansand S | 2025 |
| Green Salmon AS | Eikelandsosen | 2014 |
| Green Seaflow AS | Heimdal | 2021 |
| Green Seafood Group AS | Blaker | 2012 |
| Green Seed Consult AS | Ski | 2024 |
| Green Shifters AS | Mathopen | 2016 |
| Green Shifters Technology AS | Mathopen | 2026 |
| Green Shipping Consulting AS | Slependen | 2023 |
| Green Ships AS | Oslo | 1990 |
| Green Source Solutions AS | Grimstad | 2008 |
| Green Swan AS | Gjøvik | 2026 |
| Green Team AS | Oslo | 2019 |
| Green Tech AS | Kristiansund N | 2019 |
| Green Tech Investment Partners AS | Bærums Verk | 2019 |
| Green Therma Norge AS | Sola | 2022 |
| Green Toolbox AS | Larvik | 2023 |
| Green Trading AS | Lier | 2014 |
| Green Trail AS | Kurland | 2024 |
| Green Transformation AS | Trondheim | 1996 |
| Green Transition Holding AS | Lysaker | 2017 |
| Green Up AS | Jonsvatnet | 2021 |