| Chiene & Tait | Corporate Secretary | 20 Dec 2007 | 25 Jan 2011 | - | - |
| Daphne Margaret Munro Munro | Director | 7 Oct 1991 | 16 May 1994 | British | 105 years |
| Daphne Margaret Munro Munro | Secretary | 7 Oct 1991 | 16 May 1994 | British | - |
| David Arnot Shepherd | Director | 7 Oct 1991 | 28 Apr 2008 | British | 96 years |
| David Douglas Kilgour | Director | 25 Jul 2016 | 30 Apr 2018 | British | 53 years |
| Diana Louisa Wallace | Secretary | 25 Jan 2010 | 19 Mar 2019 | - | - |
| Fiona Daphne Melvin-farr | Director | 7 Oct 1991 | 20 Dec 2007 | British | 63 years |
| Fiona Daphne Melvin-farr | Secretary | 16 May 1994 | 20 Dec 2007 | British | - |
| Helen Claire Shepherd | Director | 7 Oct 1991 | 12 Oct 1993 | British | 65 years |
| Irene Shepherd | Director | 7 Oct 1991 | 12 Oct 1993 | British | 96 years |
| John Alexander Campbell | Director | 26 Jun 2008 | 9 Aug 2016 | British | 82 years |
| Sally Marjorie Shepherd | Director | 14 Oct 2004 | 20 Dec 2007 | British | 59 years |
| Sally Marjorie Shepherd | Director | 7 Oct 1991 | 6 Jan 1997 | British | 59 years |
| Simon David William Shepherd | Director | 7 Oct 1991 | 23 Jul 2016 | British | 68 years |