- General Directorate of Agricultural Research and Policies
- Geo-Informatics and Space Technology Development Agency
- Geology Department, FCEFQyN, ICBIA-CONICET (National Scientific and Technical Research Council), National University of Río Cuarto
- Georg-August-University = Georg-August-Universität Göttingen
- Georgetown University [Washington]
- German Centre for Integrative Biodiversity Research
- German Corporation for International Cooperation = Deutsche Gesellschaft für Internationale Zusammenarbeit
- German Res Ctr Environm Hlth
- German Research Center for Environmental Health - Helmholtz Center München (GmbH)
- Global Change Ecology and Evolution Research Groupp (GloCEE), Department of Life Sciences, University of Alcalá
- Global Change Research Centre
- Gorgan University of Agricultural Sciences and Natural Resources
- Göteborgs Universitet = University of Gothenburg
- Government College University [Lahore]
- Government College University of Faisalabad
- Green Agro Consulting
- Green Biotechnology LtD
- Groupe de Recherche en Agriculture Biologique
- Groupe Frayssinet
- Groupement Régional CETA de Basse Durance
- Groupement Régional des Centres d'Etudes Techniques Agricoles de Basse Durance
- Grupo de Investigación e Innovación de Cacao
- Grupo ICE