| High Tech Campus Eindhoven | North Brabant |
| High Tech Campus Eindhoven | North Brabant |
| High Tech NL | North Brabant |
| High-Logic | Utrecht |
| HighTechXL | North Brabant |
| HighTechXL Plaza | North Brabant |
| Hilf Telecom B.V. | North Holland |
| Hirschmann Multimedia B.V. | North Holland |
| HOBBIT Imaging Solutions | South Holland |
| Hoeben Electronics | North Brabant |
| Hogeschool de Kempel | North Brabant |
| Hogeschool Rotterdam | South Holland |
| Hogeschool Saxion | Overijssel |
| Hogeschool Tio | Utrecht |
| Hogeschool Utrecht | Utrecht |
| Hogeschool van Amsterdam | North Holland |
| Hogeschool van Arnhem en Nijmegen | Gelderland |
| Hogeschool Van Hall Larenstein | Friesland |
| Hogeschool Viaa | |
| Holiday Media | North Brabant |
| HOLLAND Computer Systems B.V. | Overijssel |
| Holland FinTech | North Holland |
| Holland Park Media | South Holland |
| Holland Shielding Systems B.V. | |
| Holland Startup B.V. | Utrecht |
| Holst Centre | North Brabant |
| Homerun | |
| Homespring | |
| HoneyTree | |
| Horeko B.V. | |
| Hortec B.V. | Overijssel |
| Hostage | |
| HostCircle B.V. | |
| Hosting Katwijk | |
| Hosting.nl | |
| Hosting2GO B.V. | North Brabant |
| Hostingpower Internet Services B.V. | North Brabant |
| Hostingweb | |
| Hostnet B.V. | North Holland |
| Hotelchamp | North Holland |
| Hoteliers.com | North Holland |
| Hotmart | North Holland |
| Hovotech | |
| HowTo-Outlook | North Holland |
| HPE Growth Capital | North Holland |
| HQ Pack B.V. | |
| HSO | North Holland |
| HTA Software | Utrecht |
| HTML5 Showcase | Flevoland |
| HTX automatisering | Groningen |