| Tutelam | Karnataka |
| Tutlane | Telangana |
| Tutorialspoint | Telangana |
| TutorShell | Karnataka |
| Tuttifrutti Interactive | Kerala |
| Tutune | |
| Tuvoc | Gujarat |
| Tuvoc Technologies Pvt Ltd | |
| Tvarita Software | Rajasthan |
| TVAST IT Solutions | Karnataka |
| Tvaster Genkalp Pvt Ltd | |
| Tvaster Genkalp Pvt Ltd | |
| TvgDigital | |
| TvisBees Technologies Pvt Ltd | |
| Tvisha Technologies Pvt Ltd | |
| Tvisi Algo Systems, LLP | Maharashtra |
| TVS Electronics Ltd | Tamil Nadu |
| Tweak Designs | |
| Tweetmonk | Maharashtra |
| Twib | Karnataka |
| Twilight IT Solutions Pvt Ltd | |
| Twirt | |
| Twistfuture Software Pvt Ltd | |
| Twitchtime | |
| Twitindia | |
| Twizzlersoft | |
| Two Stones | Tamil Nadu |
| Two Words Design | |
| Two-T Technologies | Karnataka |
| Twocents Consulting | Maharashtra |
| Twodots Software Services (OPC) Pvt Ltd | |
| twoiq, LLP | |
| TWS Technology | |
| Tyche Ventures | Maharashtra |
| Tycho Technologies Pvt Ltd | Uttar Pradesh |
| TYSAS | |
| Tyt Studio | |
| TZi Solutions Pvt Ltd | Uttar Pradesh |
| U Gro Capital Ltd | Maharashtra |
| U R Rao Satellite Center | |
| U&D Square Solutions Pvt Ltd | Maharashtra |
| U-Net Solutions Pvt Ltd | Maharashtra |
| U.P. Pandit Deen Dayal Upadhyaya pashu Chikitsa Vigyan Vishwavidyalaya Evam Go Anusandhan Sansthan | Uttar Pradesh |
| U4RAD Technologies, LLP | |
| UBERApps | Uttar Pradesh |
| Ubiqare Health | |
| Ubitech Solutions Pvt Ltd | |
| UBK Infotech Pvt Ltd | |
| UBL International | Kerala |
| Ubmatic | |