| Zoko | Georgia |
| Zokoo Technology, LLC | Colorado |
| Zolé, LLC | Washington |
| ZoleyTech, LLC | District of Columbia |
| ZOLL Medical Corporation | Massachusetts |
| Zolmi | New York |
| Zolo Carbon Smartech, Inc. | |
| Zoloz Co., Ltd | Missouri |
| Zolve Innovations, Inc. | New York |
| Zomentum | |
| Zona Technology, Inc. | Arizona |
| Zonar | Virginia |
| Zonar Systems | Washington |
| Zone W3 Média Design, Inc. | |
| Zone24x7, Inc. | California |
| ZoneAlarm | California |
| ZoneCorp, Inc. | Texas |
| Zoneedit | Washington |
| ZoneOne Pharma | California |
| Zonepdf, Inc. | Illinois |
| Zoner, Inc. | Florida |
| Zones | Washington |
| ZoneWatcher | Ohio |
| Zonit Structured Solutions, LLC | Colorado |
| Zonos | Utah |
| Zontec | Ohio |
| ZooGue | California |
| ZookaWare, LLC | Arizona |
| Zoolatech | California |
| Zoolit | California |
| Zoom Media | |
| Zoom Technical | Massachusetts |
| Zoom Trans | California |
| Zoom Video Communications, Inc. | California |
| Zoom Web Media | Texas |
| Zooma Degsign, LLC | Arizona |
| Zoomforth | California |
| ZOOMideal | Puerto Rico |
| Zoomify, Inc. | California |
| Zoomin Software | New York |
| Zoominfo | Massachusetts |
| ZoomListing, LLC | Colorado |
| Zoompf | California |
| Zoomph | Virginia |
| Zoomteplate | California |
| ZoomText | Vermont |
| Zooppa | |
| Zoosk, Inc. | California |
| Zoot | Florida |
| Zoot Enterprises, Inc. | Montana |