| Year |
Name |
Country |
| 2018-Present |
Koichi Akatsuka |
Japan |
| 2015-2017 |
John Zaplatynsky |
Canada |
| 2013-2015 |
Rachel Doyle |
Ireland |
| 2011-2013 |
Nick Stodel |
South Africa |
| 2009-2011 |
Sue Allen |
United Kingdom |
| 2007-2009 |
Tom Courtright |
USA |
| 2005-2007 |
Erwin Meier-Honegger |
Switzerland |
| 2003-2005 |
Gerard Berkelmans |
Holland |
| 2001-2003 |
Gloria Beck |
Canada |
| 1999-2001 |
Horst Meisert |
Germany |
| 1997-1999 |
Bernard Pical |
France |
| 1993-1997 |
David Clark |
United Kingdom |
| 1989-1993 |
Bruno Bacher |
Switzerland |
| 1984-1989 |
Gunter Dinger |
Germany |
| 1981-1984 |
Mart Wielinga |
Holland |
| 1979-1981 |
Jeffrey Bernhard |
United Kingdom |
| 1976-1979 |
Francisco Domingo Ibanez |
Spain |
| 1975-1976 |
Hans Truelsen |
Sweden |
| 1971-1975 |
Max Haubensak |
Switzerland |
| 1968-1971 |
Jeffrey Bernhard |
United Kingdom |