- Handicap, Activité, Vieillissement, Autonomie, Environnement
- Hanusch Hosp Dept. Med. 1
- Harfleur Observatory
- Harvard-Smithsonian Center for Astrophysics
- Herschel Science Centre
- High Temperature Corrosion Research Centre
- High-resolution Diffraction Topography Beamline
- Horia Hulubei National Institute of Physics and Nuclear Engineering