| Headbase IT Solution | |
| Headspur | |
| Headway.ai | Karnataka |
| Healspan | |
| HealthAssist Pvt Ltd | Karnataka |
| HealthCare Global Enterprises Ltd | |
| Healthcare Marketo | |
| Healthcare MarTech | |
| Healthcare Technology Innovation Centre | Tamil Nadu |
| HealthifyMe Wellness Pvt Ltd | |
| Healthium Medtech Ltd | |
| Healthkon | Telangana |
| HealthPlix Technologies | Karnataka |
| HealthPlix Technologies Pvt Ltd | |
| Healthspring | |
| HealthStart | Uttar Pradesh |
| Healthwatch Telediagnostics Pvt Ltd | Delhi |
| HeapTrace | |
| Heavens TradeMART Pvt Ltd | |
| Heckyl Pvt Ltd | Maharashtra |
| Hecolt | |
| Heeko | |
| Heera Software Pvt Ltd | Maharashtra |
| Helical IT Solutions Pvt Ltd | Telangana |
| Heliconia Solutions Pvt Ltd | |
| Helios Solutions | |
| Helium Consulting Pvt Ltd | Maharashtra |
| Helius Work | |
| Heliware | Haryana |
| HelixWebi | Gujarat |
| Hellcal Insight | Telangana |
| HelloLeads | Tamil Nadu |
| Helmsman Consultancy | |
| Helo | Maharashtra |
| Help Bell | Telangana |
| Help Me Buddy IT Pvt Ltd | |
| Helpful Insight Pvt Ltd | |
| Heltr Skeltr | |
| Hemambar Financial Solutions Pvt Ltd | Andhra Pradesh |
| Hemchand Yadav Vishwavidyalaya | |
| Hemvati Nandan Bahuguna Garhwal University | |
| Hemworld Digital Marketing | |
| Henceforth Solutions Pvt Ltd | |
| Hepmade Solutions Pvt Ltd | |
| Hepta Agency | |
| Heptagon Global Services | |
| Heptarise IT Solution | |
| Heraizen Technologies | |
| Heramba Chandra College | |
| Hericloud Technologies Pvt Ltd | |