Priyantha is currently the Chief of the Energy Sector Group in the Sustainable Development and Climate Change Department of the Asian Development Bank (ADB). He was the founder Director General of the Public Utilities Commission of Sri Lanka and a Senior Professor of Electrical Engineering at the University of Moratuwa.
He holds a Doctorate in Power Systems Economics from the Imperial College where he was a Biet Scientific Research Fellow. He was also a regular Academic Visitor at Imperial College London during the period 1993-1998 and has contributed to research involving costing of electricity transmission network services of the United Kingdom and Chile. He was the Chairman of the South Asia Forum for Infrastructure Regulators (SAFIR) in 2006/07. He was also a member of the Board of Directors of the Ceylon Electricity Board and the Sustainable Energy Authority, Sri Lanka.
Priyantha has over 30 years of professional experience including 13 years in ADB. He joined ADB in April 2008 as Energy Specialist in SARD’s Energy Division where he was later promoted to Senior Energy Specialist in July 2010. In July 2012, he transferred to NRM following a promotion as Unit Head for Portfolio Management. He continued to progress to more senior roles and was promoted in March 2017 as Director, SAEN and then another promotion to a senior level in December 2020. He has extensively contributed in the field of energy policy and regulation and has co-authored over 75 publications. He was closely involved in drafting Sri Lanka Electricity Act 2009 and Sri Lanka Sustainable Energy Authority Act 2007, and he was a lead author of Sri Lanka’s Initial National Communication on Climate Change.
Priyantha was an Advisory Board member of the Melbourne Energy Institute at the University of Melbourne during 2016-2019. He is a Chartered Electrical Engineer, a Member of the Institute of Engineering Technology (IET), UK, Senior Member of the Institute of Electrical and Electronic Engineers (IEEE) and a Fellow of the Institution of Engineers Sri Lanka. He is a Past President of the Sri Lanka Energy Managers Association (SLEMA).