| SyberWorks, Inc. | Massachusetts |
| Sybill | California |
| Sybilla Masters Fund | Washington |
| Sybor Tech, Inc. | |
| Sybran Communications | Kansas |
| Sybridge Technologies | |
| Sycard Technology | California |
| Sych, Inc. | |
| Syclone IT | Georgia |
| SyCom Technologies | Virginia |
| Sycorr | North Dakota |
| Syd Labs, Inc. | Massachusetts |
| SydanTech, LLC | Maryland |
| Sydasoft, Inc. | California |
| SydCom Computer and Internet | Texas |
| SYDCON, Inc. | Illinois |
| Sydnexis, Inc. | California |
| Sydnexis, Inc. | |
| Syenex | Illinois |
| Syenz Lab, LLC | New Jersey |
| SyferTek | Oklahoma |
| Syft Analytics, Inc. | Delaware |
| SygnalWorks, LLC | Kentucky |
| Sygnius | |
| Sygnoos, LLC | |
| Sygul, Inc. | |
| Syl Wilson Marketing | |
| Sylabs, Inc. | |
| Syllable, Inc. | California |
| Syllaby | North Carolina |
| SyllabyteAI, Inc. | |
| SyllogisTeks | Missouri |
| Sylution Technologies | |
| Sylvatex, Inc. | California |
| Sylvatica Biotech, Inc. | |
| Sylver Rain Consulting | |
| Symago, LLC | Maryland |
| Symas Corporation | California |
| Symberix, Inc. | North Carolina |
| Symbio | California |
| Symbio, LLC | New York |
| SymbioCellTech, LLC | Utah |
| Symbiont, Inc. | Maryland |
| Symbiosis Creative | California |
| Symbiotic Research | New Jersey |
| Symbiotic Security | |
| Symbioun Technologies, Inc. | Georgia |
| Symbl.ai | Washington |
| Symbol Click | New York |
| Symbol Graphics | California |