Since 1995
Mediacorp Group
Since 2002
Civil Aviation Authority of Singapore
SingTel Group
Sentosa 4D Magix
Since 2004
Land Transport Authority
Since 2005
Singapore General Hospital Pte Ltd
Since 2006
Emirates Airline
Singapore Health Services
Since 2008
Epson Singapore Pte Ltd
Lufthansa German Airlines
NBCU Global Networks Asia Pte Ltd
Since 2009
NTUC Fairprice Co-operative Ltd
Since 2010
Changi Airport Group (S) Pte Ltd
Since 2012
Bank of China
Since 2013
Panasonic System Solutions Asia Pacific
Since 2014
Civil Service Club
National Kidney Foundation
National Neuroscience Institute
National Trades Union Congress
Singapore GP Pte Ltd