The NASSL is run by a Council, the office bearers of which are presently as follows:
| President | Dr. Ranjith Mahindapala |
| Vice President | Prof. Priyan Dias |
| Immediate Past President | Dr. A M Mubarak |
| General Secretary | Prof. Namal Priyantha |
| Assistant Secretary | Prof. Nedra Karunaratne |
| Secretary, Foreign Relations | Prof. Kshanika Hirimburegama |
| Editor | Prof. Vajira Dissanayake |
| Treasurer | Prof. Vijaya Kumar |
| Members | Dr. Kingsley de Alwis |
| Dr. Locana Gunaratna | |
| Prof. W.D. Lakshman | |
| Prof. A.K.W. Jayawardena | |
| Prof. Nilanthi De Silva | |
| Prof. Nadira Karunaweera | |
| Prof. Rahula Attalage | |
| Prof. Siril Wijesundere | |
| Prof. Ranjith Mapa |