The NASSL is run by a Council, the office bearers of which are presently as follows:
| President | Prof. Priyan Dias |
| Vice President | Prof. Nadira Karunaweera |
| Immediate Past President | Dr. Ranjith Mahindapala |
| General Secretary | Prof. Namal Priyantha |
| Treasurer | Prof. Rahula Attalage |
| Assistant Secretary | Prof. Shalini Sri Ranganathan |
| Editor | Prof. Nedra Karunaratne |
| Secretary Foreign Affairs | Prof. Anura Wickramasinghe |
| Members | Prof. Ananda Jayawardena |
| Prof. C.M. Maddumabandara | |
| Dr. A.M. Mubarak | |
| Prof. Jennifer Perera |
|
| Prof. Tudor Silva | |
| Prof. Upali Amarasinghe | |
| Prof. Chandani Perera | |
| Prof. Saroj Jayasinghe |
NATIONAL ACADEMY OF SCIENCES OF SRI LANKA
Reconstitution of the Council at the 42nd AGM held on 29 September 2021,