| Snyder Biomedial Corporation | |
| Snyder Computer Consulting | Ohio |
| Snyder Online Marketing, LLC | |
| So Cal Graphics | California |
| So In Media Group | Indiana |
| Soap Effect Studios | |
| SoapUI | Massachusetts |
| Soar Technology, Inc. | Florida |
| Soar.com, Inc. | Utah |
| Soaring Eagle Consulting | Florida |
| Soaring Software Solutions, Inc. | Ohio |
| Soaring Technologies, LLC | |
| Soaring Venture Corporation | |
| SoBran, Inc. | |
| SoCal Digital Marketing | |
| SoCal WebWorx | California |
| Socaltech, LLC | California |
| SoCalWizards | California |
| SOCI, Inc. | California |
| Social Agency, Inc. | |
| Social Agent Marketing | |
| Social Asking | |
| Social Benchers | |
| Social Blade, LLC | |
| Social Blendr | |
| Social Bullets | |
| Social Catfish | |
| Social Catnip, LLC | |
| Social Champ, Inc. | |
| Social Data Systems, LLC | Arizona |
| Social Defender | |
| Social Driver | |
| Social Endless, Inc. | |
| Social Eyes Marketing | |
| Social Fire Media | |
| Social Firm | |
| Social Fresh | |
| Social Guru 4 You | |
| Social Impact Capital | New York |
| Social Innovation Forum | |
| Social Intents, LLC | Georgia |
| Social Knowledge | |
| Social Leverage, LLC | Arizona |
| Social Light | |
| Social Link | |
| Social Links, LLC | |
| Social Media Explorer | Utah |
| Social Media Link | New York |
| Social Media Sharks | |
| Social Media Week | New York |