| 7arena Technologies | Northern Province |
| ABC Computers Pvt Ltd | Western Province |
| Accent PreMedia | |
| Accsoft Solutions (Pvt) Ltd | Western Province |
| Accura-Tech | |
| Advance Business Solutions (Pvt) Ltd | Western Province |
| Affno (Pvt) Ltd | Western Province |
| Airtel Sri Lanak | Western Province |
| Amila-Web and Software Developer | Western Province |
| Arthur C Clarke Institute of Modern Technologies | Western Province |
| Barclays Computers (Pvt) Ltd | Western Province |
| Bartleet Group | |
| BC Computers Ltd | Western Province |
| Calcey Technologies (Pvt) Ltd | Western Province |
| Calus Sistemas de Seguridad | |
| CC Corporate Services | Western Province |
| Ceylon Business Appliances (Pvt) Ltd | Western Province |
| Comcities | Western Province |
| Computer Society of Sri Lanka | Western Province |
| Comtech Web Solutions | Western Province |
| Console Electronics (Pvt) Ltd | Western Province |
| Creations Arena | Western Province |
| Creative Lanka | |
| Creative Vision | Western Province |
| Crescent Holdings | Western Province |
| CrystalAxis Technologies | Western Province |
| Cyber Concepts | Western Province |
| Datamation Systems (Pvt) Ltd | Western Province |
| DataWin Corporate Solutions (Pvt) Ltd | Western Province |
| Debug Group of Companies | Western Province |
| DesignSolv Pvt Ltd | Western Province |
| Dialog Telekom PLC | Western Province |
| DotCom Ltd | Western Province |
| DPLwebmarketing | Central Province |
| Dynanet Ltd | Western Province |
| E Fusion | Western Province |
| e-Vision Web Design | Western Province |
| East Link Engineering Company Ltd | Western Province |
| Ecode Lanka Software (Pvt) Ltd | Western Province |
| Ecom Technology Lanka (Pvt) Ltd | Western Province |
| eDesigners | |
| eInterNext | Western Province |
| Enspire Technologies (Pvt) Ltd | Western Province |
| Enterprise Systems (Pvt) Ltd | Western Province |
| Enterprise Systems (Pvt) Ltd | Western Province |
| Etisalat Sri Lanka | Western Province |
| Eureka Technology Partners | Western Province |
| Eureka Technology Partners | |
| eVolve Technologies (Pvt) Ltd | Western Province |
| Extreme Web Design Sri Lanka | Western Province |