| Andrew Charles Webber | Director | 6 Sept 1993 | 31 Aug 1995 | British | 64 years |
| Andrew Ronald Parrish | Director | 30 Apr 1992 | 20 Nov 1995 | British | 81 years |
| Arijan Johan Bakker | Director | 20 Jun 2013 | 29 Aug 2017 | Dutch | 58 years |
| Christopher John Chapman | Secretary | 16 Dec 1996 | 10 Apr 2000 | British | - |
| David Bradley | Director | 30 Apr 1992 | 31 Dec 1993 | British | 94 years |
| David Peter Goddard | Director | 20 Nov 1995 | 7 Aug 2001 | British | 80 years |
| Dirk Aime Annie Marcel Vael | Director | 30 Apr 2008 | 20 Jun 2013 | Belgian | 64 years |
| Gordon Robert Browning | Director | 7 Aug 2001 | 30 Jun 2005 | British | 74 years |
| Graham Charles Mason Latham | Secretary | 7 Aug 2001 | 30 Sept 2007 | British | - |
| Graham John Parsons | Secretary | 30 Apr 1992 | 25 Sept 1992 | British | - |
| James Kehoe | Director | 1 Jul 2015 | 20 May 2024 | Irish | 51 years |
| Jean-luc Bernard | Director | 20 Jun 2013 | 1 Jul 2015 | French | 71 years |
| John Brian Fallon | Director | 30 Apr 1992 | 1 Aug 1993 | British | 79 years |
| Josie Rebecca Welburn | Secretary | 30 Sept 2007 | 29 Jan 2025 | British | - |
| Josie Rebecca Welburn | Director | 12 Dec 2018 | 29 Jan 2025 | British | 54 years |
| Kathryn Louise Woods | Director | 7 Aug 2001 | 15 Mar 2007 | British | 58 years |
| Malcolm Stratton | Secretary | 25 Sept 1992 | 16 Dec 1996 | British | - |
| Mark Ian De Rozarieux | Director | 6 Nov 2000 | 30 Apr 2002 | British | 56 years |
| Mark John Edwards | Director | 16 Dec 1996 | 7 Aug 2001 | British | 72 years |
| Mehmet Pekarun | Director | 29 Aug 2017 | 29 Feb 2024 | Turkish | 57 years |
| Michael Stoddard | Director | 30 Apr 1992 | 9 May 1994 | British | 69 years |
| Michael Thomas Davies | Director | 16 Dec 1996 | 7 Aug 2001 | British | 79 years |
| Michael William Perkins | Secretary | 10 Apr 2000 | 7 Aug 2001 | British | - |
| Peter Michael Mcdermott | Director | 22 Jul 2005 | 31 Dec 2021 | British | 65 years |
| Robert Wainwright | Director | 30 Apr 1992 | 20 Jul 2001 | British | 77 years |
| Roderick Craig Altman | Director | 30 Apr 1992 | 30 Jun 2005 | British | 64 years |
| Roger Philip Smith | Director | 2 Jun 1994 | 20 Jul 2001 | British | 72 years |
| Stuart Maxwell | Director | 6 Sept 1993 | 12 Dec 2018 | British | 68 years |
| Walter Lucien Gilbert De Backer | Director | 30 Apr 2008 | 20 Jun 2013 | Belgian | 63 years |
| Westminster Securities Limited | Corporate Director | 30 Apr 1992 | 16 Dec 1996 | United Kingdom | - |
| Williams Management Services Limited | Corporate Director | 30 Apr 1992 | 16 Dec 1996 | - | - |