| Alan Christopher Burton | Director | 15 Oct 1999 | 15 Nov 2003 | British | 82 years |
| Alexander Maxwell Crombie | Director | 15 Oct 1999 | 28 Jan 2004 | British | 76 years |
| Alexander Peter Watt | Director | 28 Jan 2004 | 15 Nov 2010 | British | 73 years |
| Alexander Scott Bell | Director | 26 May 1998 | 15 Oct 1999 | British | 84 years |
| Allison Donaldson | Director | 9 Dec 2019 | 31 May 2021 | British | 55 years |
| Andrew Moss | Director | 9 Dec 2019 | 1 Sept 2021 | British | 61 years |
| Archibald James Angus Macuish Gray | Secretary | 11 Apr 1989 | 14 Nov 1993 | British | - |
| Colin Richard Walklin | Director | 15 Nov 2010 | 1 Mar 2013 | British | 71 years |
| Craig Anthony Baker | Director | 9 Dec 2019 | 1 Sept 2021 | British | 46 years |
| David Drysdale Fotheringham | Secretary | 15 Nov 1993 | 1 Mar 1996 | British | - |
| David John Burns | Secretary | 1 Aug 2010 | 30 Sept 2011 | - | - |
| David Thorburn Cumming | Director | 24 Jan 2005 | 8 Feb 2012 | British | 64 years |
| Denise Elisabeth Thomas | Director | 17 Jan 2012 | 8 Dec 2019 | British | 54 years |
| Desmond Gerard Doran | Director | 8 Feb 2012 | 16 Jun 2013 | Irish | 72 years |
| Gary Robert Marshall | Director | 9 Dec 2019 | 31 May 2021 | British | 64 years |
| Geoffrey Arthur Ball | Director | 11 Apr 1989 | 28 Apr 1998 | British | 82 years |
| Holly Sylvia Kidd | Secretary | 26 May 2015 | 31 Mar 2021 | - | - |
| Iain Cobden Lumsden | Director | 11 Apr 1989 | 15 Oct 1999 | British | 79 years |
| James Baird Aird | Director | 16 Nov 2003 | 21 Oct 2005 | British | 65 years |
| James Stretton | Director | 11 Apr 1989 | 15 Oct 1999 | British | 82 years |
| John Francis Henry Trott | Director | 22 Mar 1994 | 28 Apr 1998 | British | 87 years |
| Lawrence Airey | Director | 11 Apr 1989 | 22 Mar 1994 | British | 99 years |
| Mark Connolly | Director | 21 Oct 2005 | 15 Mar 2009 | British | 66 years |
| Nathan Richard Parnaby | Director | 15 Oct 1999 | 31 Oct 2003 | British | 67 years |
| Norman Keith Skeoch | Director | 15 Oct 1999 | 8 Feb 2012 | British | 69 years |
| Peter Anthony Stubbs | Secretary | 15 Oct 1999 | 15 Oct 2003 | British | - |
| Peter Walter Somerville | Secretary | 1 Mar 1996 | 15 Oct 1999 | British | - |
| Robert John Mckillop | Director | 20 Feb 2012 | 2 Mar 2017 | British | 58 years |
| Robert John Mckillop | Director | 31 May 2021 | 5 Nov 2021 | British | 58 years |
| Roderick Louis Paris | Director | 24 Jan 2005 | 8 Feb 2012 | British | 66 years |
| Scott Crewes | Secretary | 30 Sept 2011 | 26 May 2015 | - | - |
| Sean Andrew Fitzgerald | Director | 8 Feb 2012 | 28 Oct 2018 | British | 60 years |
| Stephen Campbell | Director | 29 Mar 2017 | 20 Jun 2019 | British | 55 years |
| Stuart Russell Wemyss | Director | 8 Feb 2012 | 8 Dec 2019 | British | 48 years |
| Vincent Joseph O'brien | Secretary | 16 Oct 2003 | 1 Aug 2010 | British | - |