| Company | Location |
|---|---|
| Ironwood Electronics | Eagan, Minnesota, United States |
| ISC North America Inc. | Raleigh, North Carolina, United States |
| ISE Corp. | San Diego, California, United States |
| Isonics Corp. | Golden, Colorado, United States |
| Isotag Technology | Addison, Texas, United States |
| IsoTis | Bilthoven, Netherlands |
| Isotron Corp. | Kenner, Louisiana, United States |
| Israeli Nano Business Alliance | Ramat Aviv, Israel |
| Istituto di Ricerche Chimiche e Biochimiche G.Ronzoni | Milano, Italy |
| IT Law Group | Palo Alto, California, United States |
