| Targeted Social, LLC | New York |
| TargetMarket | South Carolina |
| TargetProof | Georgia |
| TargetRecruit | Texas |
| TargetRNA, Inc. | |
| TargetX.com, LLC | |
| Targus | California |
| Tarheel Media | |
| Taridium | Delaware |
| Tarifica | New York |
| Tarigma Corporation | Ohio |
| Tarika Tech | |
| TARIY, Inc. | |
| Tariy, Inc. | |
| Tarjama | |
| Tarleton State University | Texas |
| Taro Software, Inc. | Florida |
| Taro Systems, Inc. | Michigan |
| Tarrant Capital IP, LLC | California |
| Tarrant County College | Texas |
| Tarro | |
| Tars Technologies, Inc. | |
| Tarsa Therapeutics, Inc. | |
| Tarsal | |
| Tarta.ai | California |
| TartanHacks | |
| TAS Medical, Inc. | |
| Tas Web Designs | Nevada |
| Tasca Therapeutics, Inc. | |
| Tascent, Inc. | California |
| Tascet, Inc. | Wisconsin |
| Task Force on American Innovation | |
| Taskade | California |
| TaskDrive, LLC | |
| Taskforce.app | District of Columbia |
| TaskKlock, Inc. | Alaska |
| Taskland.com, LLC | Michigan |
| TaskMap | Massachusetts |
| TaskMerlin | New York |
| Taskrabbit | |
| TaskRay | Colorado |
| TasksEveryday.com | California |
| TaskSuite | Texas |
| TaskTrain | Massachusetts |
| TaskUs | Texas |
| Tasly Pharmaceuticals, Inc. | |
| Tassel Marketing | |
| Tasso, Inc. | Washington |
| TastyPlacement, Inc. | Texas |
| tastytrade, Inc. | Illinois |