Ir Sr LEE has over 30 years of solid experience in engineering, facility management and green building industry. He has been serving BEAM Society Limited over 14 years and is actively to promote green building in the real estate industry. Ir Sr LEE joined BEAM Society to take the role of Executive Committee in 2008 to 2009 and Director from 2009 to 2014, participated in various working committee, e.g. Professional Development Committee, Technical Review Committee, Audit Committee, etc. He was an Expert Panel Member in Management Aspect & Energy Use and contributed much to enhance the BEAM Manual to BEAM Plus Version 1.2. In addition, he was nominated as Director of Hong Kong Green Building Council from 2016 to 2019.

In the aspects of professional development, Ir Sr LEE has acquired three master degrees in building services engineering, facility management, and construction & real estate with distinction as well as the Chartership in both Engineer and Surveyor. He served various professional institutions and attained Fellow Membership in HKIE, HKIS, CIBSE, RICS and BSOMES. In the engineering & surveying industry, he was nominated to join numbers of working committees or advisory committees in Government / Academia / Professional Institutions to provide advice or comment on the latest property development, regulatory policy and technology, such as Development Bureau, HK Housing Department, Hospital Authority, ICAC, Buildings Department, EMSD, The Hong Kong University, The Hong Kong Polytechnic University, Construction Industry Council, etc.