Memberships in Professional Associations
- Life Member- Royal Asiatic Society of Sri lanka
- Coordinator- Diploma Program in Sinhala- Department of Sinhala, University of Colombo
- Life Member- Oriental Langeage Society Ministri of Education
- Chife Examiner- Department of Examination
- Chife Controling Examiner -Department of Examination
- Member – Editorial Board of School Text Books.National Institute of Education
- Member- Editorial Board of School Text Books.Ministry of Education
- Member- Editorial Board Classical Sinhala Text Books Editing Project.
- Ministry of Education(Publish 03 text books Saddharmalankaraya,Sikhavalanda ha sikavalanda vinisa, Amawathura)
- Co-Editer & Coordinator- Classical Sinhala Text books editing project-National Libarary & Documentation Services Board
