| Company | Location |
|---|---|
| Hebrew University of Jerusalem - Institute of Chemistry | Jerusalem, Israel |
| Heidelberg Instruments GmbH | Heidelberg, Germany |
| Heidelberg Instruments Inc. | Woburn, Massachusetts, United States |
| HEIDENHAIN Corp. | Schaumburg, Illinois, United States |
| Heller Ehrman White & McAuliffe LLP | Los Angeles, California, United States |
| Helsinki University of Technology - Optoelectronics Laboratory | Espoo, Finland |
| HemCon Medical Technologies, Inc. | Portland, Oregon, United States |
| Heptagon | Zurich, Switzerland |
| HERA Hydrogen Storage Systems Inc. | Longueuil, Quebec, Canada |
| Hermsdorfer Institut fuer Technische Keramik eV | Hermsdorf, Germany |
