| The Brink Agency | |
| The Broker Site B.V. | North Brabant |
| The Cirqle | North Holland |
| The Close App | North Holland |
| The Courseware Company | Utrecht |
| The Customer Experience Agency | |
| The Fabricant | |
| The Golden Tigers B.V. | |
| The Great Bubble Barrier | |
| The Hague Security Delta | South Holland |
| The Hatch Firm | North Holland |
| The HTML5 Test | Friesland |
| THE HUB | |
| The Lift Data Company | |
| The Marketing Shop | North Holland |
| The New Base | North Holland |
| The New School | |
| The Next Web B.V. | North Holland |
| The Pack | |
| The Pragmatic Engineer | |
| The Selection Lab | North Holland |
| The Shopbuilders | Overijssel |
| The Simple eXperience | North Holland |
| The Social Hub | |
| The sound of data | South Holland |
| The Startup Orgy NL B.V. | |
| The Talent Institute | North Holland |
| The Things Network | |
| The TIM Company | |
| The WebDesign | |
| The Yellow Web | North Holland |
| Theiner ICT | North Brabant |
| Thesio | |
| Theta-Comm automatisering | Limburg |
| TheyDo B.V. | |
| Thikwise | Gelderland |
| THIM | |
| Think Ahead | |
| Thirdwave | South Holland |
| Thirona | |
| This Page Amsterdam | |
| this.play | North Holland |
| Thorizon | North Holland |
| Threatspan | South Holland |
| Three Ships Enterprises B.V. | South Holland |
| Thuisin computers | |
| THX Network | |
| Tiamet Technologies B.V. | |
| TIAS Business School | |
| Tibo Energy | |