| X3 Labs Inc. | 26550 | 3 |
| Xcentrik Inc. | 61871 | 3 |
| XCEPTOR LLC | 72519 | 4 |
| Xellia Pharmaceuticals Aps | 45932 | 9 |
| Xellia Pharmaceuticals USA, LLC. | 70594 | 13 |
| Xerion Dispensary Ltd | 53590 | 3 |
| Xeris Pharmaceuticals, Inc. | 72065 | 4 |
| X-GEN Pharmaceuticals, Inc. | 39822 | 44 |
| Xiamen Anna Global Co., Ltd | 49981 | 21 |
| Xiamen LP Pharmaceutical Co., Ltd. | 71034 | 1 |
| Xiamen Triz Laboratories Ltd. | 53057 | 21 |
| Xi'an Livingbond Nonwoven Products Corp., Ltd. | 50014 | 2 |
| Xiromed, LLC | 70700 | 22 |
| XLCARE PHARMACEUTICALS INC | 72865 | 4 |
| Xlear Inc. | 27017 | 1 |
| XOMA (US) LLC | 76234 | 3 |
| Xspire Pharma | 42195 | 14 |
| Xtreme Color Inc. | 58875 | 1 |
| Xttrium Laboratories, Inc. | 0116 | 46 |
| Xymogen | 69028 | 2 |
