(All lists below will be updated soon )
- IESO 2018 Participant List
- IESO 2017 Participants List
- IESO 2016 Participants List
- IESO 2015 Participants List
- IESO 2014 Spain Participants List
- IESO 2013 India Participants List
- IESO 2012 Argentina Participants List
- IESO 2011 Italy Participants List
- IESO 2010 Indonesia Participants List
- IESO 2009 Taiwan Participants List
- IESO 2008 Philippines Participants List
- IESO 2007 South Korea Participants List