| Year | Representing | |
| 1993-1994 | Larry Wofford | ARES |
| 1994-1995 | Jerome Dasso | ARES |
| 1995-1996 | Graeme Newell | PRRES |
| 1996-1997 | Stellan Lundström | ERES |
| 1997-1999 | Art Schwartz | ARES |
| 1999-2000 | Chau K. W. | AsRES |
| 2000- 2001 | Karl-Werner Schulte | ERES |
| 2001-2003 | Elaine Worzala | ARES |
| 2003-2004 | Angelo Karantonis | PRRES |
| 2004-2005 | Stanley McGreal | ERES |
| 2005-2006 | Joe Albert | ARES |
| 2006-2007 | Ong Seow Eng | AsRES |
| 2008 | Simon Stevenson | ERES |
| 2009 | Karen Gibler | ARES |
| 2010 | Paloma Taltavull de La Paz | ERES |
| 2011 | Eamonn D’Arcy | ERES |
| 2012 | Eliane Monetti | LARES |
| 2013 | Akin Olawore | AfRES |
| 2014 | Sandy Bond | PRRES |
| 2015 | Ramón Sotelo | ERES |
| 2016 | David Parker | PRRES |
| 2017 | Martin Höesli | ERES |
| 2018 | Claudio Alencar | LARES |
| 2019 | Steven Bourassa | ARES |
| 2020-2021 | Joseph Ooi | AsRES |
| 2022 | Francois Viruly | AfRES |
| 2023 | Steve Williams | Industry |
