| SYNAPS Dx | Maryland |
| Synapsa Productions | Missouri |
| Synapse Business Systems, Inc. | |
| Synapse Financial Technologies, Inc. | California |
| Synapse Games, Inc. | Illinois |
| Synapse Global | Oregon |
| Synapse International | |
| Synapse International | |
| Synapse Marketing Solutions | |
| Synapse Product Development | Washington |
| Synapse SEM, LLC | |
| Synapse Wireless, Inc. | Alabama |
| SynapseMX, Inc. | |
| Synaptec Software, Inc. | Colorado |
| Synaptic | |
| Synaptic Communications, Inc. | Massachusetts |
| Synaptics, Inc. | California |
| Synaptogenix | New York |
| Synaptris, Inc. | California |
| Synaptrix Labs | |
| Synapx Technology | Michigan |
| Synario | Pennsylvania |
| Synbio Technologies | |
| Sync City | Minnesota |
| Sync Computing | Massachusetts |
| Sync Creative | Ohio |
| Sync Interactive | Oregon |
| Sync1 Systems | |
| SyncApps by Cazoomi | |
| SynCardia Systems, LLC | Arizona |
| Synceros, Inc. | New York |
| Syncfusion | North Carolina |
| Synch-Solutions, Inc. | Illinois |
| Synchro ERP | Texas |
| Synchron | New York |
| Synchron | |
| Synchronicity Web Designs, LLC | |
| Synchrono, Inc. | Minnesota |
| Synchronoss | New Jersey |
| Synchronous Technologies | Washington |
| Synchrony Labs | |
| Synchrony Systems, Inc. | Connecticut |
| Synchrotech | California |
| Synchroworks | |
| Synchton, Inc. | Texas |
| Syncloop AI | New Jersey |
| SyncOnSet Technologies, Inc. | California |
| Syncopation Corporation | Maine |
| Syncoria, Inc. | |
| Syncplicity by Axway, LLC | California |