| Name | Designation | Contact Number | Email Address |
|---|---|---|---|
| Ms. Iresha Ariyasingha | Head of the Department | 0112881225 ( EXT 225 ) | hdcs@ou.ac.lk |
| Academic Staff (SnT Building) | 0112881098 ( EXT 598 ) | ||
| Academic Support Staff (SnT Building) | 0112881097 ( EXT 597 ) | ||
| Academic Support Staff (Block 07) | 0112881278 ( EXT 278 ) | ||
| Computer laboratory (Block 07) | 0112881145 ( EXT 645 ) |