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. N D Karunaweera |
| Editor | Prof. Vajira Dissanayake |
| Assistant Secretary | Prof. Asoka Pathiratne |
| Secretary, Foreign Relations | Prof. Upali Amarasinghe |
| Treasurer | Prof. Vijaya Kumar |
| Members | Dr. Kingsley A de Alwis |
| Dr. Locana Gunaratna | |
| Prof. Laal Chandrasena | |
| Prof. KKYW Perera | |
| Prof. Kshanika Hirimburegama | |
| Prof. W D Lakshman | |
| Prof. Ananda Jayawardena | |
| Prof. Nilanthi de Silva | |
| Prof. H M D Namal Priyantha |