Datin Dr Lee Mei Pheng is a senior partner, banking law consultant and practitioner at Detta Samen & Co Advocates, one of the most established law firms in Sarawak. She is an Advocate and Solicitor of the High Court in Malaya and an Advocate of the High Court in Sabah and Sarawak. She is also a Fellow of the Law Faculty at University of Malaya.

She had previously served at OCBC Bank in Malaysia as Head of the Legal department and Assistant Vice President of the Kuching Branch in Sarawak for ten years and since 1984, been a leading consultant and lecturer for international financial institutions and large corporations. She is also a course director for Euromoney Training in Hong Kong. Her other professional contributions include being a consultant, commissioned author, editorial reviewer and specialist for LexisNexis, AICB and Oxford publications, an external assessor for business and company Law at Wawasan Open University, Penang and author of many publications.