| XDLAB | |
| XDuce | New Jersey |
| XDuce Corporation | New Jersey |
| Xeal Energy | California |
| Xeara | Texas |
| Xebec Data Corporation | Colorado |
| Xebrawerx | Arizona |
| Xebrium, Inc. | California |
| Xecunet | Maryland |
| Xede Consulting Group, Inc. | Michigan |
| Xeeva | Michigan |
| Xellar Biosystems | Massachusetts |
| XELPHAhealth | Texas |
| Xeltek | California |
| XEmacs | Ohio |
| Xembly | Washington |
| XEME Biopharma, Inc. | |
| Xemed, LLC | New Hampshire |
| Xemelgo, Inc. | Washington |
| Xen.AI | Delaware |
| XENA Intelligence, Inc. | Kentucky |
| Xenarc Technologies Corporation | California |
| Xenco Medical | California |
| Xencor, Inc. | California |
| Xendee | California |
| Xeneros, LLC | |
| Xenetic Biosciences, Inc. | Massachusetts |
| Xenex Disinfection Services, Inc. | Texas |
| Xenia Platform, Inc. | |
| Xeniapp, Inc. | New York |
| XenImmune Therapeutics, Inc. | |
| Xenix Medical | Florida |
| XenMD, LLC | |
| XENNEO | Florida |
| Xennials Therapeutics, Inc. | Illinois |
| Xennsoft, LLC | Utah |
| Xeno Biosciences, Inc. | |
| Xeno Design, Inc. | California |
| Xeno Diagnostics, LLC | Indiana |
| Xeno Media, Inc. | Illinois |
| Xeno Network | |
| Xenobe Research Institute | |
| Xenocor | Utah |
| Xenogenix, LLC | Colorado |
| Xenon Corporation | Massachusetts |
| Xenon Pharmaceuticals, Inc. | |
| Xenon Pharmaceuticals, Inc. | |
| Xenoss | New York |
| XenoTech | New York |
| Xensor Corporation | Pennsylvania |