| Alexander Ritchie Mcnaught Fryer | Director | 10 Oct 1995 | 3 Mar 2003 | British | 80 years |
| Beverley Edward John Dew | Director | 6 Jun 2014 | 5 Dec 2014 | British | 55 years |
| Christopher John Shankland | Director | 1 Oct 2012 | 6 Jun 2014 | British | 55 years |
| David Gordon Smith | Director | 15 Jul 2019 | 31 Dec 2019 | British | 66 years |
| Derek Knox | Director | 28 Oct 2005 | 31 Dec 2018 | British | 68 years |
| Gerard Pape | Director | 28 Feb 2007 | 18 Feb 2013 | British | 72 years |
| Graeme Taylor | Director | 21 Dec 1998 | 28 Sept 2012 | British | 74 years |
| Graeme Taylor | Secretary | 21 Dec 1998 | 28 Sept 2012 | British | - |
| Graham Robert Burns | Director | 1 Mar 1998 | 29 Sept 2000 | British | 74 years |
| Gregory William Mutch | Secretary | 28 Sept 2012 | 30 Sept 2015 | - | - |
| Henry Robinson Tarn | Director | 28 Sept 1995 | 30 Apr 1996 | British | 81 years |
| James Kenneth Tait | Secretary | 28 Sept 1995 | 21 Dec 1998 | British | - |
| James Lindsay Nicolson | Director | 3 Mar 2003 | 31 Jul 2007 | British | 80 years |
| John Samuel | Director | 2 Oct 1995 | 11 Nov 2003 | British | 74 years |
| Kenneth James Winter | Director | 11 Nov 2003 | 1 Jan 2006 | British | 81 years |
| Kevin Robert Pluckrose | Director | 1 Mar 2001 | 7 Jul 2003 | British | 67 years |
| Nigel Paul Wilson | Director | 2 Oct 1995 | 29 Sept 2000 | British | 67 years |
| Oswalds Of Edinburgh Limited | Corporate Nominee Secretary | 28 Sept 1995 | 28 Sept 1995 | United Kingdom | - |
| Paul David England | Director | 5 Dec 2014 | 31 Oct 2016 | British | 56 years |
| Paul John Randall | Director | 28 Oct 2005 | 6 Sept 2007 | British | 65 years |
| Paul Woodhams | Director | 14 Jul 2008 | 21 Sept 2021 | British | 57 years |
| Peter Charles Clist | Director | 1 May 1996 | 5 May 2000 | British | 71 years |
| Peter Charles Clist | Director | 7 Jul 2003 | 28 Feb 2007 | British | 71 years |
| Robert Clark | Director | 1 Mar 2005 | 5 Dec 2014 | British | 69 years |