| Global Incubator Network Austria (GIN) | Vienna, Austria | Visit site |
| Global Partners | Istanbul, Türkiye | Visit site |
| Global Power Generation Australia | Canberra, Australia | Visit site |
| Global Renewables Alliance (GRA) | Brussels, Belgium | Visit site |
| Global Rope Access Inc | West Kelowna, Canada | Visit site |
| Global Solar Fund | Brindisi, Italy | Visit site |
| Global Tank Group A/S | Ringkøbing, Denmark | Visit site |
| Global Tech I Offshore Wind GmbH | Hamburg, Germany | Visit site |
| Global Wind Energy Council (GWEC) | Brussels, Belgium | · |
| Global Wind Service | Fredericia, Denmark | Visit site |
| Globo Brasil | Itatiba, Brazil | Visit site |
| Glooscap Energy | Lockhartville, Canada | Visit site |
| Glow Green | Poole, United Kingdom | Visit site |
| Glowb | London, United Kingdom | Visit site |
| Go Battery | Konyaaltı, Türkiye | Visit site |
| Go Green Solar | Kamrej, India | Visit site |
| Go Solar Group Pty Ltd | Perth, Australia | Visit site |
| Go Solar Solutions | Navi Mumbai, India | Visit site |
| Go-Solar by D'Ieteren | Waasmunster, Belgium | Visit site |
| GoBe Consultants Ltd | Buckfastleigh, United Kingdom | Visit site |
| GoGreenSolar Ltd | Bristol, United Kingdom | Visit site |
| GoKWh | Dongwan Shi, China | Visit site |
| GoShop Energy | Virton, Belgium | Visit site |
| GoShop Energy | Kinshasa, Democratic Republic of the Congo | Visit site |
| GoShop Energy | Lubumbashi, Democratic Republic of the Congo | Visit site |
| GoShop Energy | Kolwezi, Democratic Republic of the Congo | Visit site |
| GoShop Energy | Goma, Democratic Republic of the Congo | Visit site |
| GoShop Energy | Bukavu, Democratic Republic of the Congo | Visit site |
| GoShop Energy | Kalemie, Democratic Republic of the Congo | Visit site |
| GoShop Energy | Bunia, Democratic Republic of the Congo | Visit site |
| GoShop Energy | Rwanda | Visit site |
| GoSolar Philippines | Las Piñas, Philippines | Visit site |
| GoSolr | Johannesburg, South Africa | Visit site |
| Goal Solar | Beaudesert, Australia | Visit site |
| Goal Solar | Melbourne, Australia | Visit site |
| Goal Solar | Sydney, Australia | Visit site |
| Goal Solar | Perth, Australia | Visit site |
| Gobel Power | Öhringen, Germany | · |
| Godoy Córdoba | Sopó, Colombia | Visit site |
| Godoy Córdoba | Barranquilla, Colombia | Visit site |
| Godoy Córdoba | Cali, Colombia | Visit site |
| Godoy Córdoba | Guarne, Colombia | Visit site |
| Godoy Córdoba | Quito, Ecuador | Visit site |
| Goggles Energy Pvt. Ltd. | Nagercoil, India | Visit site |
| Going Solar | Melbourne, Australia | Visit site |
| Gold Hydrogen | Brisbane, Australia | Visit site |
| Gold Standard | Châtelaine, Switzerland | Visit site |
| Golden Group S.p.A. | Argelato, Italy | Visit site |
| Golden Solar | Suzhou Shi, China | · |
| Golen Power | Nanjing Shi, China | Visit site |
| Good Enough Energy | Greater Noida, India | · |
| Good Future Solar | Zhengzhou Shi, China | Visit site |
| GoodZero | Amsterdam, Netherlands | Visit site |
| Gooree | Shenzhen Shi, China | Visit site |
| Gorgeous Solar Solution | Addis Ababa, Ethiopia | · |
| Gosmart Lighting Enterprise | Lucena, Philippines | Visit site |
| Gotion Germany Battery GmbH | Göttingen, Germany | Visit site |
| Gotion High-tech | Hefei Shi, China | Visit site |
| Gottengreen | Paris, France | Visit site |
| Gottengreen | Frankfurt am Main, Germany | Visit site |
| Gouach | Bordeaux, France | Visit site |
| Grace Renewable Energy Ltd. | Vadodara, India | Visit site |
| Grace Solar | Flatts, Bermuda | Visit site |
| GraceSolar | Flatts, Bermuda | Visit site |
| Gradiente Solar | São Paulo, Brazil | Visit site |
| Graham | Calgary, Canada | Visit site |
| Grand Sunergy Tech | Xuzhou Shi, China | · |
| Grandglow New Energy | Zhongshan Shi, China | Visit site |
| Gransolar Group | Alcobendas, Spain | Visit site |
| Gransolar S.A. | Quito, Ecuador | Visit site |
| GraphEnergyTech | Lausanne, Switzerland | Visit site |
| Graphene - The University of Manchester | Manchester, United Kingdom | Visit site |
| Grass2Gas Biofuels | Moga, India | Visit site |
| Grasshopper Energy | Mississauga, Canada | · |
| Gravis Robotics | Zürich, Switzerland | Visit site |
| Gravitricity Ltd | Edinburgh, United Kingdom | · |
| Great British Energy | Aberdeen, United Kingdom | Visit site |
| Greatario Tanks & Covers | Innerkip, Canada | Visit site |
| Gree Electric Appliances, Inc. of Zhuhai | Qingyuan Shi, China | Visit site |
| Gree Electric Appliances, Inc. of Zhuhai | Zhuhai Shi, China | Visit site |
| Gree Electric Appliances, Inc. of Zhuhai | Zhuhai, China | Visit site |
| Gree Electric Appliances, Inc. of Zhuhai | Wuhu, China | Visit site |
| Green Angel Syndicate | London, United Kingdom | Visit site |
| Green Capital S.A. | Warszawa, Poland | Visit site |
| Green Career Centre | Toronto, Canada | Visit site |
| Green Cat Renewables Canada Corporation | Calgary, Canada | Visit site |
| Green Cat Renewables Europe | Amersfoort, Netherlands | Visit site |
| Green Cat Renewables Europe | Netherlands | Visit site |
| Green Cat Renewables Ltd | Biggar, United Kingdom | Visit site |
| Green Connect Australia | Adelaide, Australia | Visit site |
| Green Eco Group | Waltham Abbey, United Kingdom | Visit site |
| Green Energy Academy | Cairo, Egypt | Visit site |
| Green Energy Consulting | Frankfurt am Main, Germany | Visit site |
| Green Energy Lab | Vienna, Austria | Visit site |
| Green Energy M&A GmbH | Vechta, Germany | Visit site |
| Green Energy Park | Morocco | Visit site |
| Green Energy Park | Ras El Oued, Morocco | Visit site |
| Green Energy Storage | Breda, Netherlands | Visit site |
| Green Energy Trading | Melbourne, Australia | Visit site |
| Green Energy Venture AG | Lyssach, Switzerland | Visit site |
| Green Essence Lebanon | زحلة, Lebanon | Visit site |
| Green Essence Lebanon | Lebanon | Visit site |
| Green Fusion Solar Maroc | Rabat, Morocco | Visit site |
| Green Gold Energy | Adelaide, Australia | Visit site |
| Green Gravity | Wollongong, Australia | Visit site |
| Green Guys BV | Almere, Netherlands | Visit site |
| Green Hat Consulting, S.L. | Oleiros, Spain | Visit site |
| Green Heart Australia | Melbourne, Australia | Visit site |
| Green Home Green Planet | Melbourne, Australia | Visit site |
| Green Hydrogen Organisation - GH2 | Genève, Switzerland | Visit site |
| Green India Renewable Energy | Noida, India | Visit site |
| Green India Renewable Energy | Alappuzha, India | Visit site |
| Green Li-ion | Ghana | · |
| Green Montagen GmbH | Arbon, Switzerland | Visit site |
| Green Planet Energy | IJsselstein, Netherlands | Visit site |
| Green Pulse Energy Limited | Colchester, United Kingdom | Visit site |
| Green Recovery (Leusden en Breda) | Leusden, Netherlands | Visit site |
| Green Rhino® | Ipswich, United Kingdom | Visit site |
| Green Roofs for Healthy Cities | Toronto, Canada | · |
| Green Sky Solar | Melbourne, Australia | Visit site |
| Green Sources Investment Company | عمّان, Jordan | Visit site |
| Green Tech Energy and Water LLC | مَسْقَط, Oman | Visit site |
| Green Tech Valley | Graz, Austria | Visit site |
| Green Tenaga | Singapore, Singapore | Visit site |
| Green Twirl Energy Ltd. | Picton, Canada | Visit site |
| Green Way Energy GmbH | Berlin, Germany | Visit site |
| Green Wind Renewables | Perth, Australia | Visit site |
| Green-Y Energy AG | Hasle bei Burgdorf, Switzerland | Visit site |
| Green.com.au | Sydney, Australia | Visit site |
| GreenBay CES | Shah Alam, Malaysia | · |
| GreenEdge Capital | Berlin, Germany | Visit site |
| GreenEdge Capital | Edewecht, Germany | Visit site |
| GreenEra Energiesysteme | Heidelberg, Germany | Visit site |
| GreenGT | Morges, Switzerland | Visit site |
| GreenGenUK | Helston, United Kingdom | Visit site |
| GreenH AS | Oslo, Norway | Visit site |
| GreenHarvest | 臺北市, Taiwan | Visit site |
| GreenHearth | United Kingdom | Visit site |
| GreenPulse | Gent, Belgium | Visit site |
| GreenPulse | Zossen, Germany | Visit site |
| GreenVolt Energia Solar | Betim, Brazil | Visit site |
| GreenYellow Asia | Bangkok, Thailand | Visit site |
| GreenYellow Colombia | Bogotá, Colombia | Visit site |
| GreenYellow España | Madrid, Spain | · |
| GreenYellow France | Puteaux, France | Visit site |
| Greenalia S.A. | A Coruña, Spain | Visit site |
| Greenbulb Designs | MEPF Consultant | Ahmedabad, India | Visit site |
| Greenchoice Integrated | Rosmalen, Netherlands | Visit site |
| Greenedge Energy LLP® | Surat, India | · |
| Greenely | Stockholm, Sweden | Visit site |