Carl Miller (USA) *

C. D. Tinsley (USA) *

Charles Piat (France) *
Willie Milne (Scotland) *
Armand Delvaux (Luxembourg) *
Gavin Reekie (Scotland) *

1983 - 1985   Gaston Barras (Switzerland)*

1986 - 1988    Ichiro Hattori (Japan) * 

1989 - 1991    Don McRae (Australia)

1992 - 1994    James Hackler, (USA) * 

1995 - 1997    Lennart Zedendahl (Sweden)
1998 - 2000    David Allsop (Portugal)
2001 - 2003    Graham Money (South Africa)
2004 - 2006    John Bambery (England)
2007 - 2009    Fred Raschke (USA)
2010 - 2012    Jean-Luc Dischamp (France)
2013 - 2015    Omer F. Yalkin (Turkey)
2016 - 2018    Gerhard Resch (Austria)

2019 - 2021    Friedhelm Zanella (Germany)

* Denotes Deceased