Executive & Administrative Staff
| Name | Position |
| Ms Koh Siew Leng koh.siewleng@dhs.sg |
Administrative Manager 1 |
| Ms Elizabeth Tan elizabeth.tan@dhs.sg |
Administrative Manager 2 |
| Mr Choo Yew Seng choo.yewseng@dhs.sg |
Operations Manager |
| Mr Narendr Kumar Pathak narendr.kumar.pathak@dhs.sg |
Assistant Operations Manager |
All other generic enquiries, kindly email to Dunman High School at dhs@moe.edu.sg