- Dalhousie University
- Dana-Farber Cancer Institute
- Danish Technological Institute
- DARPA
- Dartmouth College
- Dartmouth Health
- Dartmouth Medical School
- Dartmouth-Hitchcock Medical Center
- David Geffen School of Medicine at UCLA
- Deakin University
- Delft University of Technology
- Delta Institute for Theoretical Physics
- DePaul University
- Desert Research Institute
- Deutsches Elektronen-Synchrotron
- Diabetologia
- Diamond Light Source
- Dickinson College
- DIFFER
- Disney Research
- DOE/Joint Genome Institute
- Donald Danforth Plant Science Center
- Douglas Mental Health University Institute
- Dresden University of Technology
- Drexel University
- Dublin City University
- Duke University
- Duke University Medical Center
- Duke University School of Nursing
- Duke-NUS Medical School
- Dunlap Institute for Astronomy & Astrophysics
- Durham University
