Rubber Research Institute of Sri Lanka

Ministry of Plantation Industries and Export Agriculture

Senior Management


Prof. (Mrs) Sudheera M W Ranwala

Holds B.Sc Special Degree in Botany (1992) from University of Colombo and PhD from University of Aberdeen, Scotland (2001). Joined the Department of Botany, University of Colombo as a Lecturer in 1993, served as Head of Department (2014-2017), currently a Professor in Department of Plant Sciences, an aluminus (scholar and fellow) of Commonwealth Commission of the United Kingdom, Chartered and Fellow Member of the Institute of Biology Sri Lanka. A recipient of President’s Award, University and Faculty level awards for excellence in scientific research, Certificate of Commendation for Popularization of Science (2014) awarded by the National Science Foundation. Was the President of the Institute of Biology of Sri Lanka (2009), Section D-Sri Lanka Association for Advancement of Science (2014), resource person for many programmes in continuation of professional development, and a member of national committees at National Science Foundation, National Institute of Education, Forest Department and Ministry of Environment, Sri Lanka.

Additional Director

V H L Rodrigo , PhD

Graduated from Faculty of Agriculture, University of Peradeniya in 1985. Obtained MSc from university of Essex, Uk & PhD from University of Wales, UK. Won 12 awards including several Presidential Research Awards, General Research committee award of SLAAS, Young scientists’ award of NASTEC and two National awards for excellence in agriculture research of SLCARP. Authored over 150 research & technical articles.Began the research career in 1986 at RRISL as a junior researcher.

Deputy Director Research (Biology)

Mrs. Priyani Seneviratne , PhD

Having graduated from the University of Peradeniya in 1983, she joined the Rubber Research Institute of Sri Lanka in 1984. In 1985 she was trained at the United States, Department of Agriculture (USDA) on plant tissue culture techniques. Her PhD on micro-propagation of Hevea and early detection of rubber clones using biosynthetic rate detected from precursors with labeled carbon was completed at the University of Bath, U.K and retuned in 1991.

While coordinating the estate committee and scientific committee of the RRISL since 2014, she conducts the bimonthly technology update programme for the scientific and technical staff of the institute. In addition to supervising the research and development activities of all agronomy departments, the management of the Monaragala Sub Station is also overseen by her. She works as the information officer for the institute. Services as a member of the biotechnology committee of CARP are rendered, while also executing the duties of the post of information officer of the RRISL.

The 36 years long carrier at RRISL was dedicated for the benefit of the rubber industry through services and activities for the development of the rubber industry, and quality assurance of planting material, bark auditing, seed production, promotion of rubber for home garden, establishment and development of large scale rubber nurseries, are some to mention. Around 200 research articles and reports have been authored thus far for the benefit of the multitude of stake holders of the rubber industry.


Deputy Director Research (Technology)

Susantha Siriwardene, PhD

Dr. Susantha Siriwardena currently holds the post of Deputy Director-Research (Technology) at the Rubber Research Institute of Sri Lanka. He completed his BSc in 1986 and MSc (Engineering) in 1994. He obtained his PhD in 2003. He has 25 years’ experience in the fields of on raw rubber processing and rubber technology. He was awarded the National Science & Technology “the best scientist of the year award” in the category of Development and Adaptation of Technology for SME Sector in 2008. He has eight international publications and more than forty international and local conference papers. He serves as a visiting lecturer at many national Universities.

For Information

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Contact Info

  • Rubber Research Institute of Sri Lanka.
  • Dartonfield, Agalawatta. 12200
  • 034 - 2247426, 034 - 2247383
  • 034 - 2248459, 034 - 2295540
  • 034 - 2247427