Mr. Kalupahana is a Fellow Member of CA Sri Lanka and holds membership in several other professional bodies. He is a seasoned professional whose journey began at KPMG Sri Lanka. He has served as a Governing Council Member and Chairman of the Business School at CA Sri Lanka.

Currently, he sits on the board ofdirectors of Softlogic Finance PLC, where he chairs three committees: Audit, Related Party Transaction Review, and Nomination & Governance. Additionally, he serves as a member of the Human Resources & Remuneration Committee and the IT Security & Steering Committee. He has also worked as an Independent Non-Executive Director and Chairman of the Audit Committees and Related Party Transactions Committees at Lanka Hospitals Corporation PLC and Lanka Hospitals Diagnostics (Pvt) Ltd.

Mr. Kalupahana was formerly a Group Chief Officer at Sri Lanka Telecom (SLT), where he led the Internal Audit, Revenue Assurance, and Fraud Management departments. Prior to joining SLT, he served as the Chief Financial Officer at the Regional Development Bank and worked as an Assistant General Manager at Pan Asia Bank. He has held the position of General Manager at three regulated companies in Sri Lanka, Tanzania (East Africa), and Angola (West Africa), and has also worked in Saudi Arabia.

He is an Executive Council Member and Treasurer of the Organization of Professional Associations of Sri Lanka, the apex body of 52 professional member associations representing 34 disciplines, with a total membership of over 60,000 professionals.

He has received extensive overseas business exposure and training in various fields, including banking, finance, and auditing.