Ms. Dissanayake joined the Company in January 1999 as the Second in command of the Finance Department and was promoted to the position of Head of Finance in April 2006 and served in the position until she was appointed as the Chief Executive Officer with effect from 07 May 2022. In addition to her involvement as the Head of Finance of the Company she also performed equal responsibilities as the Head of Finance for Koladeniya Hydropower (Pvt) Limited (a fully owned subsidiary of the Company) during the period 2010 to 2021 and BOC Property Development & Management (Pvt) Limited (fully owned subsidiary of Bank of Ceylon) during the period 2006 to 2015. Further, she also functioned as the Head of the HR & Admin. Department of the Company during the period 2010 to 2017.

She graduated from the University of Sri Jayewardenepura, Sri Lanka, with a Bachelor of Science (Special) Degree in Accountancy & Financial Management and holds a Master of Business Administration from the Postgraduate Institute of Management, University of Sri Jayewardenepura, Sri Lanka. She is a Fellow Member of the Chartered Institute of Management Accountants (FCMA) (UK) and also a Member of the Chartered Global Management Accountants (CGMA).

Ms. Dissanayake counts over 24 years of experience in the fields of financial controlling and reporting, risk and compliance management, value creation through Business Process Re-engineering, forecasting, strategic planning, inventory and stores management, management of information systems, general management and human resources management etc.