| Seaport Software | Oklahoma |
| Seaport Therapeutics | |
| Search Berg | |
| Search Commander, Inc. | Oregon |
| Search Conversion, LLC | Colorado |
| Search Engine Experts, LLC | Ohio |
| Search Engine Genie | California |
| Search Engine Journal | Florida |
| Search Engine Land | California |
| Search Engine Marketing Pros | Florida |
| Search Engine Marketing Service, LLC | Florida |
| Search Engine Optimization Expert | Florida |
| Search Engine PPC | Washington |
| Search Engine Projects | California |
| Search Engine Pros | California |
| Search Engine Watch | |
| Search Engineering | Arkansas |
| Search Engines Marketer | |
| Search Influence | Louisiana |
| Search Intelligence, LLC | Florida |
| Search Local Now | |
| Search Marketing Houston | |
| Search Marketing Services | |
| Search Nurture | California |
| Search Optimizers, Inc. | Wisconsin |
| Search Owls | |
| Search Solutions, LLC | Kansas |
| Search Traffic Pro | Texas |
| Search Visible, Inc. | California |
| Searchbloom | |
| SearchBlox Software, Inc. | Virginia |
| SearchBrite Online Marketing | |
| Searchbug, Inc. | |
| Searchen Networks | Florida |
| SearchExpress | Alabama |
| SearchFit | California |
| Searchfit, Inc. | Nevada |
| SearchForce | California |
| Searchify | |
| SearchIQ | California |
| Searchlight Cyber | |
| Searchlight Pharma, Inc. | |
| Searchlighttech, Inc. | Massachusetts |
| Searchoneweb | Illinois |
| SearchOutsidetheBox | |
| SearchPro Systems | New Hampshire |
| SearchRank | Arizona |
| SearchStax, Inc. | |
| SearchX | |
| SearchXperts | |