| Synergy Fiber | Michigan |
| Synergy International | Maryland |
| Synergy International Systems | Virginia |
| Synergy Labs | Florida |
| Synergy Linq | Wyoming |
| Synergy Media Group | Pennsylvania |
| Synergy Microwave Corporation | New Jersey |
| Synergy Research Group | Nevada |
| Synergy Software | Pennsylvania |
| Synergy Solutions | Louisiana |
| Synergy Soup Interactive | Michigan |
| Synergy Systems, LLC | California |
| Synergy Technical Services | Missouri |
| Synergy Technologies | Florida |
| SynergyBoat Solutions, Inc. | |
| SynergySuite | Utah |
| SynergyTop | |
| SynerK, Inc. | |
| Synersteel Studio, LLC | |
| SynerTech, Inc. | Minnesota |
| Synervoz Communications, Inc. | |
| Synesis International, Inc. | South Carolina |
| Synesis7 Corporation | |
| Synetcom Digital, Inc. | California |
| Synetek Solutions | |
| SyneuRx Lifescience US, Inc. | California |
| Synfini | |
| Syng | California |
| Syngli, Inc. | |
| Synhale Therapeutics, Inc. | |
| Syniti | Massachusetts |
| Syniverse Technologies, LLC | California |
| Synlico, Inc. | California |
| Synlife | Massachusetts |
| Synlogic | Massachusetts |
| Synnetra | California |
| SYNNEX Corporation | California |
| Synnovation Therapeutics | Delaware |
| Synoligo Biotechnologies, Inc. | |
| Synonym, Inc. | |
| Synop | New York |
| Synopsys, Inc. | California |
| Synoptek, Inc. | California |
| Synoptix Software | Utah |
| Synoptix Software | |
| Synova Life Sciences, Inc. | |
| Synovel Laboratory, LLC | Connecticut |
| Synovus Financial Corporation | |
| Synpase Technology Corporation | California |
| SynQor, Inc. | Massachusetts |