| Adrian Charles Harold Williams | Secretary | 8 Dec 2006 | 15 May 2007 | British | - |
| Andrew John Charles Mcbride | Director | 1 Apr 2008 | 24 Jun 2012 | British | 62 years |
| Brian Raymond Cotterill | Director | 10 Mar 1998 | 16 Nov 1999 | Australian | 85 years |
| Carl Robert Patek | Director | 30 Sept 1991 | 31 Mar 1995 | American | 88 years |
| Christopher John Ridgwell | Director | 30 Sept 1991 | 15 Nov 1996 | British | 81 years |
| David Frederick Charles Read | Secretary | 30 Sept 1991 | 15 Nov 1996 | British | - |
| David James Winkett | Director | 17 Sept 2004 | 29 Jan 2013 | British | 57 years |
| Desmond Fogarty | Director | 15 Nov 1996 | 1 Dec 2006 | Irish | 65 years |
| Donald Fox | Director | 30 Sept 1991 | 31 Dec 1992 | British | 104 years |
| Edna Gayle Tollifson | Director | 30 Jun 2001 | 30 Apr 2004 | Australian | 72 years |
| Esther Felton Smith | Secretary | 29 Jun 2015 | 26 Jun 2017 | - | - |
| Francis Michael O'halloran | Director | 15 Nov 1996 | 4 Apr 2006 | Australian | 80 years |
| Harold Edward Charles Shergold | Director | 30 Sept 1991 | 31 Mar 1995 | Usa | 90 years |
| Hugh Glen Pallot | Secretary | 24 Jul 1998 | 8 Dec 2006 | British | - |
| Martin Andrew Bower | Director | 15 Nov 1996 | 28 Feb 2001 | British | 80 years |
| Michael Ferghal O'regan | Director | 5 Oct 1999 | 22 Oct 2004 | Irish | 64 years |
| Paul Edward Commerford | Director | 30 Sept 1991 | 15 Nov 1996 | British | 72 years |
| Paul Edward Glen | Director | 7 Dec 2000 | 18 Oct 2004 | British | 66 years |
| Paul James Moss | Director | 11 Nov 2004 | 31 Mar 2008 | British | 76 years |
| Paul John Hosking | Director | 31 Oct 2001 | 31 Oct 2002 | British | 59 years |
| Richard James Macgregor | Director | 5 Oct 1999 | 30 Jun 2001 | British | 68 years |
| Richard James Macgregor | Secretary | 6 Jan 1997 | 24 Jul 1998 | British | - |
| Robert John Warwick Illius | Director | 30 Sept 1991 | 15 Nov 1996 | British | 74 years |
| Robert Michael Grant | Director | 15 Nov 1996 | 17 Oct 2000 | British | 73 years |
| Sharon Maria Boland | Secretary | 15 May 2007 | 29 Jun 2015 | British | - |
| Simon William Hawkins | Director | 28 Jan 2013 | 19 Apr 2018 | British | 50 years |
| Steven Paul Burns | Director | 17 Sept 2004 | 18 Sept 2013 | British | 68 years |
| Wayne Lewis | Director | 31 Oct 2001 | 28 Sept 2004 | British | 68 years |