| Alasdair Macgregor Macintyre | Director | 1 Oct 1996 | 25 Mar 1999 | British | 87 years |
| Alexandra Francis Fletcher | Secretary | 9 Aug 2000 | 19 Aug 2002 | British | - |
| Andrew Dane Winskell | Director | 1 Oct 1996 | 8 Oct 1998 | British | 74 years |
| Andrew Nicholas Davis | Director | 31 Mar 2013 | 22 Nov 2013 | British | 60 years |
| Angus Kenneth Cameron | Director | 15 Jul 1998 | 16 Feb 2001 | British | 68 years |
| Catriona Margaret Herd | Secretary | 20 Aug 1997 | 8 May 1998 | British | - |
| Charles Annand Fraser | Director | 17 Apr 1990 | 5 Apr 1994 | British | 97 years |
| Colin Hyndmarsh Black | Director | 17 Apr 1990 | 2 May 1995 | British | 95 years |
| Craig Cameron | Director | 7 Nov 2001 | 21 Jul 2005 | British | 66 years |
| Craig Clarke | Director | 16 May 2003 | 7 Feb 2016 | British | 65 years |
| David Cowan Ritchie | Director | 7 Jul 1992 | 1 Oct 1996 | British | 81 years |
| Farhat Shah | Secretary | 18 Oct 2004 | 29 Jun 2005 | British | - |
| Fiona Mitchell | Secretary | 1 Jul 2009 | 18 Jun 2010 | British | - |
| Gavin John Norman Gemmell | Director | 17 Apr 1990 | 1 Oct 1996 | British | 84 years |
| Gordon John Cummins | Director | 13 Mar 2006 | 10 Jan 2008 | South African | 55 years |
| Graeme Davies Dalziel | Director | 1 Oct 1996 | 24 Jul 1998 | British | 69 years |
| Heather Jane Matthew | Secretary | 5 Feb 2015 | 25 Nov 2016 | - | - |
| Hugh William Raymond | Secretary | 17 Apr 1990 | 31 May 1995 | British | - |
| Ian Henry Price | Director | 26 Oct 2018 | 9 Jul 2019 | British | 60 years |
| James Edward Boyd | Director | 17 Apr 1990 | 4 May 1993 | British | 97 years |
| James Edward Rowlands | Director | 9 Jul 2019 | 11 Nov 2020 | British | 50 years |
| James Masson Black | Director | 22 Nov 2013 | 25 Jun 2016 | British | 61 years |
| James Mcconville | Director | 21 Jul 2005 | 13 Mar 2006 | British | 69 years |
| James Mcconville | Director | 10 Jan 2008 | 31 Mar 2010 | British | 69 years |
| James Stirling | Director | N/A | 2 Apr 1996 | British | 95 years |
| Jennifer Helen Mcfarlane | Secretary | 8 May 1998 | 4 Sept 1998 | British | - |
| Jennifer Marion Maclean | Secretary | 18 Jun 2010 | 2 Aug 2013 | - | - |
| John Elder | Director | 17 Apr 1990 | 31 Mar 1991 | British | 89 years |
| Kenneth Crombie Dawson | Secretary | 1 Oct 1996 | 20 Aug 1997 | British | - |
| Lawrence Mcallister Urquhart | Director | 4 May 1993 | 1 Oct 1996 | British | 90 years |
| Louise Carol Mckenzie Crane | Secretary | 25 Nov 2016 | 11 Sept 2018 | - | - |
| Marie Elaine Williams | Director | 8 Mar 2016 | 26 Oct 2018 | British | 46 years |
| Michael David Ross | Director | 1 Apr 1991 | 1 Oct 1996 | British | 79 years |
| Neil Lindsay Nicholson Machray | Director | 31 Mar 2010 | 31 Mar 2013 | British | 56 years |
| Nigel Howard Passmore | Secretary | 4 Sept 1998 | 9 Aug 2000 | British | - |
| Peter Randall Henderson | Director | 1 Oct 1996 | 16 May 2003 | British | 78 years |
| Robert Bambery | Director | 3 Dec 1998 | 8 Mar 2002 | British | 75 years |
| Susan Walker Paton | Secretary | 2 Aug 2013 | 5 Feb 2015 | - | - |
| Thomas Black Houston | Secretary | 1 Jun 1995 | 1 Oct 1996 | British | - |
| Tracey Caroline Nicholls | Secretary | 19 Aug 2002 | 1 Jul 2009 | British | - |