| Alan John Richardson | Director | 22 Aug 2000 | 18 Jun 2009 | British | 79 years |
| Alexander Charles Deptford | Director | 23 Jan 2014 | 5 Jun 2015 | British | 61 years |
| Christopher John Yates | Director | 31 Mar 2005 | 23 Jul 2013 | British | 72 years |
| Christopher Michael Fraser Campbell-birkett | Director | 23 Jun 2000 | 24 Jul 2002 | British | 65 years |
| Danielle Jones | Director | 16 Sept 2014 | 5 Jun 2015 | British | 49 years |
| David Charles Tibble | Director | 9 Jan 2009 | 9 Feb 2016 | British | 74 years |
| David Kubilus | Director | 5 Jun 2015 | 23 Nov 2017 | American | 57 years |
| David William Munting | Director | 22 Jan 2013 | 5 Jun 2015 | British | 54 years |
| Duncan Maclean Hayes | Secretary | 14 Jan 2005 | 30 Sept 2015 | British | - |
| George William Bayer | Secretary | 1 Oct 2015 | 27 Dec 2019 | - | - |
| Guido Frederico | Director | 31 May 2021 | 31 Mar 2025 | Portuguese | 49 years |
| James Forbes Clark | Director | 23 Nov 2017 | 2 May 2019 | British | 63 years |
| John Michael Rice | Director | 17 Feb 2011 | 30 Apr 2013 | British | 66 years |
| Maurice Gerard Quirke | Director | 1 Aug 2008 | 5 Jun 2015 | British | 66 years |
| Neal Brent De Graaf | Director | 5 Jul 2019 | 25 Sept 2020 | South African | 58 years |
| Nicola Board | Secretary | 15 Sept 2023 | 5 Dec 2024 | - | - |
| Patric Foley-brickley | Director | 8 Jan 2014 | 5 Jun 2015 | British | 67 years |
| Peter Christopher Little | Director | 25 Oct 2011 | 26 Aug 2014 | British | 66 years |
| Reinhold Ackermann | Director | 23 Nov 2017 | 31 Jan 2020 | South African | 43 years |
| Robert Walter Leedham | Director | 22 Jan 2013 | 31 May 2021 | British | 53 years |
| Sarah Margaret Mary Fry | Secretary | 19 Feb 2020 | 15 Sept 2023 | - | - |
| Sharon Ann King | Director | 17 Nov 1997 | 23 Jun 2000 | British | 67 years |
| Sharon Ann King | Secretary | 17 Nov 1997 | 23 Jun 2000 | British | - |
| Steven Andrew King | Director | 17 Nov 1997 | 31 Mar 2012 | British | 66 years |
| Steven Andrew King | Secretary | 23 Jun 2000 | 25 Oct 2011 | British | - |
| Steven Georgala | Director | 5 Jun 2015 | 19 Dec 2022 | Luxembourger | 69 years |
| Temples (nominees) Limited | Corporate Nominee Secretary | 17 Nov 1997 | 17 Nov 1997 | - | - |
| Temples (professional Services) Limited | Corporate Nominee Director | 17 Nov 1997 | 17 Nov 1997 | - | - |
| Theodore Thomas More Agnew | Director | 25 Oct 2011 | 25 Jan 2013 | British | 65 years |
| Veit Schuhen | Director | 5 Jun 2015 | 23 Nov 2017 | German | 67 years |