Affiliations with the Letter H
- Hacettepe Üniversitesi, Mühendislik Fakültesi -- Turkey
- Hankuk University of Foreign Studies -- Korea
- Hanmi Pharmaceutical Co., Ltd. -- Korea
- Hanyang University -- Korea
- Harvard University -- United States
- Health Canada -- Canada
- Heinrich Heine Universität -- Germany
- Helmholtz-Zentrum Geesthacht -- Germany
- Helsinki University -- Finland
- Helsinki University of Technology -- Finland
- Henkel KGaA -- Germany
- Hexcel Corporation -- United States
- Higher Institute of Food and Flavour Industries -- Bulgaria
- Hirosaki University -- Japan
- Hiroshima University -- Japan
- Hochschule Fulda -- Germany
- Hoffmann-LaRoche, Ltd. -- Switzerland
- Hokkaido University -- Japan
- Homi Bhabha Centre for Science Education -- India
- Hong Kong University of Science & Technology -- China
- Hongik University -- Korea
- Hoseo University -- Korea
- Hoso Daigaku (The University of the Air) -- Japan
- Hospital Kladno -- Czech Republic
- Hospital Universitari de Bellvitge -- Spain
- Humboldt University Berlin -- Germany
- Hunan University -- China
- Hungarian Academy of Sciences -- Hungary
- Huntingdon Life Sciences -- United Kingdom
- Hyderabad Eye Research Foundation -- India