| HSBC Sri Lanka | |
| hSenid Mobile Solutions | Western Province |
| hSenid Software International (Pvt) Ltd | Western Province |
| hSenidBiz.com | |
| Hutch | Western Province |
| IDawn Technologies | Western Province |
| IDM | Western Province |
| IDM Nations Campus | |
| IESL College of Engineering | |
| Imperial Institute of Higher Education | |
| Inbound Hype | |
| Industrial Technology Institute | |
| Inexis Consulting | Western Province |
| Infomate | |
| Infonits (Pvt) Ltd | |
| Informatics Institute of Technology | |
| Informatics Ltd | Western Province |
| Information and Communication Technology Agency | Western Province |
| Inivos Global | |
| Insight Square (Pvt) Ltd | |
| Institute of Engineering Technology, Sri Lanka | |
| InTalent Pvt Ltd | |
| International Institute of Health Sciences | |
| Intervest Software Technologies Pvt Ltd | |
| iOM Lanka (Pvt) Ltd | Western Province |
| Itechro (Pvt) Ltd | Western Province |
| Jobspola.lk | Western Province |
| John Keells Holdings plc | Western Province |
| John Keells IT | |
| John Keells Office Automation (Pvt) Ltd | Western Province |
| JRC Software | |
| Kingslake | |
| Kingslake Engineering Systems (Pvt) Ltd | Western Province |
| KIU Sri Lanka | |
| Knivok Pvt Ltd | |
| Koi Media Ltd | Western Province |
| Konekt | |
| Konekt Global | |
| Lakmobile Technology Solutions (Pvt) Ltd | |
| LankaCom | Western Province |
| LankaHost | Western Province |
| LankanHost | Western Province |
| LankaPay (Pvt) Ltd | |
| Lavontech | |
| LE Robotics (Pvt) Ltd | |
| LeafyCode | Western Province |
| LearnWare (Pvt) Ltd | |
| LK Domain Registry | Western Province |
| Mahendra Gunaratne, Virus Inc. | Western Province |
| MAS Holdings | |