- Galician Institute of High Energy Physics
- Garvan Institute
- Garvan Institute of Medical Research
- GDESCO, Spain
- Geisinger Health System
- Gemini Observatory
- Genetics Society of America
- Geological Society of America
- George Institute for Global Health
- George Mason University
- George Washington University
- Georgetown University
- Georgetown University Medical Center
- Georgia Health Sciences University
- Georgia Institute of Technology
- Georgia State University
- Geosciences Barcelona
- German Cancer Research Center
- German Center for Neurodegenerative Diseases
- Gettysburg College
- Ghent University
- Gladstone Institutes
- Global Biodiversity Information Facility
- Global Climate and Health Alliance
- Global Wildlife Conservation
- Goddard Institute for Space Studies
- Goethe University Frankfurt am Main
- Goldsmiths, University of London
- Gonzaga University
- Graduate Center, CUNY
- Grand Valley State University
- Graz University of Technology
- Great Hollow Nature Preserve & Ecological Research Center
- Gregor Mendel Institute of Molecular Plant Biology
- Griffith University
- Group Health Research Institute
- Growth Lab
