Professional Registrations:

• Registered Professional Engineer (Civil, Environmental & Geotechnical), Hong Kong, Serial number RP0064823 – July 18, 1995

• Chartered Civil Engineer, the United Kingdom, Serial number 45750438 – July 24, 1996

• Registered Professional Engineer, the State of Texas, U.S.A., Serial number 73249 – October 2, 1992

Professional Affiliations

• Fellow, the Hong Kong Institution of Engineers

• Fellow, the American Society of Civil Engineers

• Fellow, the Institution of Civil Engineers, the United Kingdom

• Member, the Chinese Institute of Civil & Hydraulic Engineering

• Life Member, the California Alumni Association

• Member, the Berkeley Engineering Alumni Society

• Member, the University of California at Berkeley Geotechnical Society

• Member, the International Society for Soil Mechanics and Geotechnical Engineering

• Member, the Rotary Foundation Alumni Association 3450

• Fellow Member, the Community & Construction Professionals' Development Centre