Dean/Faculty of Science
Prof. R. G. S. C. Rajapakse
B.Sc. (Perad.), M.Phil. (Perad.), Ph.D. (Hokkaido, Japan) +94 81 238 9126, +94 81 239 (4400), 4505
+94 81 238 8018
deansci@sci.pdn.ac.lk
Head/Department of Botany
Prof. Sumudu. C. K. Rubasinghe
B.Sc.(Perad.), M.Phil. (Perad.), Ph.D. (Edinburgh, UK) +94 81 239 (4520), 4528
botany@pdn.ac.lk
Head/Department of Chemistry
Prof. Champika.V. Hettiarachchi
B.Sc. (Perad.), Ph.D. (TIT, Japan) +94 81 239 (4420), 4439
headchem@sci.pdn.ac.lk
Head/Department of Environmental and Industrial Sciences
Dr. Chaminda Wijesundara
B.Sc. (Hons.), M.Sc., M.Phil., Ph.D. +94 81 239 (4649), 4478
headeis@sci.pdn.ac.lk
Acting Head/Geology
Prof. Sanjeewa P.K. Malaviarachchi
B.Sc. (Perad.), M.Sc. (Shimane, Japan), Ph.D. (Okayama, Japan) +94 81 239 (4201), 4215
geology@pdn.ac.lk
Head/Department of Mathematics
Head/Department of Molecular Biology and Biotechnology
Head/Department of Physics
Head/Department of Statistics and Computer Science
Dr. Sachith P. Abeysundara
B.Sc. (Perad.), M.Sc., Ph.D. (Texas Tech, USA) +94 81 239 (4250), 4250
headscs@sci.pdn.ac.lk
Head/Department of Zoology
Prof. Suyama H. Boyagoda
B.Sc. (Perad.), M.Sc. (Perad.), Ph.D. (Boston, USA) +94 81 239 (4470), 4470
headzoology@sci.pdn.ac.lk
Director/Science Education Unit (SEU)
Prof. K.M.G. Gehan Jayasuriya
B.Sc. (Perad.), Ph.D. (Kentucky, USA) +94 81 239 (4681), 4531
director.seu@sci.pdn.ac.lk
Coordinator /English Language Teaching Unit (ELTU)
Senior Assistant Registrar/Faculty of Science
Mrs. D.M.I.N.J. Dissanayake
B.Sc., M.Sc.(Perad) +94 81 239 (4401),
+94 81 238 8018
arsci@sci.pdn.ac.lk, sar@sci.pdn.ac.lk
Senior Assistant Bursar/Faculty of Science
Mr. M.H.M. Riyas
+94 81 239 (4402),
+94 81 238 8018
bursar@sci.pdn.ac.lk