- HAN University of Applied Sciences [Netherlands]
- HESAM Université - Communauté d'universités et d'établissements Hautes écoles Sorbonne Arts et métiers université
- HPT Laboratory
- Halliburton
- Hamburg University of Technology
- Hanyang University
- Hebei Petroleum University of Technology
- Hefei University of Technology
- Helbig
- Helmholtz Zentrum für Umweltforschung = Helmholtz Centre for Environmental Research
- Heriot-Watt University [Edinburgh]
- Hualien Animal Propagation Station
- Hydro Oil & Energy
- Hydrocarbons Service, Ministry of Energy, Commerce, Industry and Tourism
- Hydrogéologie, Argiles, Sols et Altérations - UMR 6532
- Hémostase, bio-ingénierie et remodelage cardiovasculaires