| Tidewater Telecom | Maine |
| Tidewave Bio | |
| Tideworks Technology | Washington |
| Tidio | California |
| Tie | New York |
| TiE Global | |
| TIE Industrial Fanucworld | Tennessee |
| Tiecas, Inc. | |
| Tiedin Media Solutions, Inc. | |
| Tiempo Development, LLC | Arizona |
| Tienovix, LLC | Texas |
| Tier 1 SEO, LLC | Florida |
| Tierion, Inc. | California |
| Tieriun, LLC | |
| TierPoint, LLC | Missouri |
| Tierra Biosciences | California |
| Tierra Innovation, Inc. | New York |
| TierraNet, Inc. | California |
| Tierzero | California |
| Tietronix Software, Inc. | Texas |
| Tiffin University | Ohio |
| TiFi, LLC | California |
| TIFIN | New York |
| TIFIN WealthTech, LLC | New York |
| Tigase, Inc. | California |
| TigaTx, Inc. | Massachusetts |
| Tiger Analytics | California |
| Tiger Computer Systems | Florida |
| Tiger Design | Alabama |
| Tiger DRS, Inc. | Washington |
| Tiger Global Management, LLC | New York |
| Tiger Panther Agency | |
| Tiger Pistol, Inc. | Texas |
| Tiger Software Developers | |
| Tiger Team Consulting, LLC | Virginia |
| Tiger Technologies | California |
| Tiger Wound Care, LLC | |
| Tiger29 | |
| Tigera, Inc. | California |
| TigerBytes IT Solutions, LLC | |
| TigerConnect | California |
| TigerConnect | California |
| TigerDirect Business | Florida |
| TigerGraph | California |
| Tigerhall | California |
| TigerLabs | New Jersey |
| Tigerpaw Software, Inc. | Nebraska |
| Tigerspike | California |
| Tigertronics | Oregon |
| Tight Line Productions | |