Presently, Renuka N. K. Fernando occupies the position of Chairman of The Financial Ombudsman Sri Lanka Ltd. and Chairman at Dialog Finance Plc. Ms. Fernando is also on the board of Waldock Mackenzie Ltd., Allied Properties Ltd. (Sri Lanka), Mercantile Leasing (Financial Services) Ltd. and Nations Insurance Brokers Ltd. and Group Chief Digital Services Officer at Dialog Axiata PLC and Associate for Chartered Institute of Bankers (London).

In her past career Renuka N. K. Fernando occupied the position of Chairman for Sri Lanka Banks' Association (Guarantee) Ltd., Chief Executive Officer & Executive Director at Nations Trust Bank Plc, Manager-Corporate Banking at Banque Indosuez (Sri Lanka), Manager-Corporate Banking at Nederlandsche Middenstandsbank NV (Hong Kong), VP & Head-Global Transactional Services at ABN AMRO Bank N V and Vice President at American Chamber of Commerce In Sri Lanka.