| Annabel Therese Keswick | Director | 23 Sept 2013 | 1 Oct 2020 | British | 84 years |
| Charles James Francis Sinclair | Director | 5 Mar 1992 | 30 Sept 2008 | British | 78 years |
| Charles William Dunstone | Director | 12 Dec 2001 | 8 Feb 2012 | British | 62 years |
| David English | Director | 14 Dec 1994 | 10 Jun 1998 | British | 95 years |
| David John Verey | Director | 4 Feb 2004 | 5 Feb 2014 | British | 76 years |
| David Martin Maxfield Dutton | Director | 8 Oct 1997 | 30 Jun 2016 | British | 84 years |
| Dominique Trempont | Director | 9 Feb 2011 | 30 Sept 2022 | Belgian | 72 years |
| Edward David Abel Ram | Director | 5 Mar 1992 | 22 Oct 1996 | British | 92 years |
| Francisco Pinto Balsemao | Director | 27 Nov 2002 | 8 Feb 2017 | Portuguese | 89 years |
| Francois Leo Morin | Director | 8 Feb 2017 | 30 Sept 2022 | Canadian | 63 years |
| Frank P Lowy | Director | 14 Dec 1994 | 7 Feb 2007 | Australian | 96 years |
| George Rowland Stanley | Director | 5 Mar 1992 | 16 Mar 1991 | British | 108 years |
| Godfrey Irving Howell | Director | 5 Mar 1992 | 18 Feb 1992 | British | 108 years |
| Ian Grahame Park | Director | 1 Jul 1994 | 11 Feb 2009 | British | 91 years |
| Jo Anne Heidi Roizen | Director | 26 Sept 2012 | 30 Sept 2022 | American | 68 years |
| John Gwilym Hemingway | Director | 5 Mar 1992 | 8 Feb 2017 | British | 95 years |
| John Peter Williams | Director | 5 Mar 1992 | 25 Mar 2011 | British | 73 years |
| John Peter Williams | Secretary | 5 Mar 1992 | 14 Oct 1999 | British | - |
| Klaus Schwab | Director | 3 Jun 1998 | 1 Dec 2004 | German | 88 years |
| Martin William Howard Morgan | Director | 1 Oct 2008 | 31 May 2016 | British | 76 years |
| Nicholas David De Burgh Jennings | Secretary | 14 Oct 1999 | 1 Oct 2012 | British | - |
| Nicholas William Berry | Director | 7 Feb 2007 | 25 Dec 2016 | British | 84 years |
| Niilo Heikki Hakkarainen | Director | 5 Mar 1992 | 4 Feb 2004 | Finnish | 99 years |
| Padraic Matthew Fallon | Director | 14 Oct 1999 | 13 Oct 2012 | Irish | 80 years |
| Patrick John Rushton Sergeant | Director | 5 Mar 1992 | 4 Feb 2004 | British | 102 years |
| Paul Adam Zwillenberg | Director | 1 Jun 2016 | 30 Sept 2022 | British,american | 59 years |
| Paul Michael Dacre | Director | 9 Sept 1998 | 26 Sept 2018 | British | 78 years |
| Penelope Claire Chapman | Secretary | 1 Oct 2012 | 1 Jul 2017 | - | - |
| Peter John Saunders | Director | 5 Mar 1992 | 11 Feb 1998 | British | 100 years |
| Pierre Cote | Director | 14 Dec 1994 | 13 Feb 2002 | Canadian | 100 years |
| Robert Crichton-brown | Director | 5 Mar 1992 | 15 Feb 1995 | Australian | 107 years |
| Ronald Hugh Grierson | Director | 15 Feb 1995 | 14 Feb 2001 | British | 105 years |
| Stephen Marius Gray | Director | 5 Mar 1992 | 31 Jul 2009 | British | 92 years |
| Stephen Wayne Daintith | Director | 9 Feb 2011 | 7 Apr 2017 | British | 62 years |
| Suresh Kavan | Director | 1 Jul 2016 | 11 Jan 2017 | British | 61 years |
| Thomas Stuart Gillespie | Director | 4 Feb 2004 | 6 Feb 2013 | Canadian | 88 years |
| Vere Harold Esmond Rothermere | Director | 5 Mar 1992 | 2 Sept 1998 | British | 101 years |