| Armando Andres Pena | Director | 3 Aug 2000 | 29 Jul 2002 | American | 81 years |
| Christopher John Wilson | Director | 3 Aug 2000 | 29 Jul 2002 | British | 72 years |
| Donald Mckenzie Clements Jr | Director | 3 Aug 2000 | 17 Oct 2001 | American | 77 years |
| Ernest Linn Draper Jr | Director | 3 Aug 2000 | 29 Jul 2002 | American | 84 years |
| Glenn David Rosilier | Director | 31 May 1996 | 15 Jun 2000 | American | 78 years |
| Humphrey Alan Edward Cadoux Hudson | Director | 3 Aug 2000 | 1 Apr 2009 | British | 66 years |
| Jeffrey David Cross | Secretary | 3 Aug 2000 | 29 Jul 2002 | American | - |
| Joe Souto | Secretary | 17 Sept 2009 | 4 Aug 2014 | - | - |
| John Weight | Director | 3 Aug 2000 | 29 Jul 2002 | British | 78 years |
| Lisa Deverick | Secretary | 4 Aug 2014 | 1 Jan 2018 | - | - |
| Michael Dale Smith | Director | 3 Nov 1995 | 24 May 1996 | British | 75 years |
| Michael Dale Smith | Secretary | 3 Nov 1995 | 24 May 1996 | British | - |
| Michael James Pavia | Director | 31 May 1996 | 31 Jul 2003 | British | 80 years |
| Michael Nagle | Secretary | 24 May 1996 | 15 Nov 2002 | British | - |
| Robert Ian Higson | Secretary | 15 Nov 2002 | 17 Sept 2009 | British | - |
| Simone Rossi | Director | 1 Apr 2011 | 22 Jun 2012 | Italian | 58 years |
| Susan Tomasky | Director | 17 Oct 2001 | 29 Jul 2002 | United States Citizen | 73 years |
| Thomas Andreas Kusterer | Director | 1 Apr 2009 | 29 Mar 2011 | German | 58 years |
| Thomas James Ellis | Director | 31 May 1996 | 29 Jul 2002 | British | 84 years |
| Thomas V Shockley Iii | Director | 3 Nov 1995 | 29 Jul 2002 | American | 81 years |
| Vakisasai Bala Poubady Ramany | Director | 1 Jun 2012 | 5 Feb 2016 | French | 51 years |
| Vincent De Rivaz | Director | 29 Jul 2002 | 17 Feb 2012 | French | 73 years |
