| Alastair John Harley Hepburn | Director | 30 Nov 2007 | 12 Feb 2010 | British | 57 years |
| Alison Scillitoe White | Secretary | 2 Nov 2009 | 1 Mar 2012 | - | - |
| Brendan Jacob Morrissey | Secretary | 27 Jan 2006 | 31 May 2007 | British | - |
| Castle Notornis Limited | Corporate Director | 4 Oct 2000 | 17 Nov 2000 | United Kingdom | - |
| David Ward Tilman | Director | 9 Jul 2007 | 28 Nov 2007 | British | 73 years |
| Earl Sibley | Director | 3 Jan 2020 | 31 Dec 2024 | British | 54 years |
| Galliford Try Secretariat Services Limited | Corporate Secretary | 1 Mar 2012 | 3 Jan 2020 | United Kingdom | - |
| Gary Macdonald | Director | 30 Nov 2007 | 9 Jan 2008 | British | 57 years |
| Keith Bryan Carnegie | Director | 3 Jan 2020 | 31 Dec 2023 | British | 57 years |
| Luba Jovic | Director | 17 Nov 2000 | 23 May 2002 | British | 80 years |
| Martin Trevor Digby Palmer | Secretary | 3 Jan 2020 | 25 Jun 2021 | - | - |
| Michael Laws | Director | 1 Jul 2008 | 23 Jun 2014 | British | 56 years |
| Pamela Simone Dickson | Director | 9 Jan 2008 | 24 Jun 2009 | Scottish | 59 years |
| Paul David Money | Secretary | 9 Jul 2007 | 30 Oct 2009 | British | - |
| Pitsec Limited | Corporate Secretary | 4 Oct 2000 | 3 Oct 2002 | United Kingdom | - |
| Silvano Amato | Director | 17 Nov 2000 | 28 Nov 2007 | British | 71 years |
| Stuart Gibbons | Director | 6 Nov 2007 | 1 Jul 2008 | British | 60 years |
| Stuart Gibbons | Director | 30 Nov 2011 | 21 Sept 2018 | British | 60 years |
| Stuart Keith Brodie | Director | 23 Jun 2014 | 30 Sept 2023 | British | 55 years |
| Zillah Wendy Stone | Secretary | 3 Oct 2002 | 27 Jan 2006 | British | - |
