| LANDES, Howard Ralph ACTIVE | Secretary | 30 Sep 2019 | | | | Brettenham House, Lancaster Place, London, WC2E 7EN, England |
| KIRK, Philip Andrew ACTIVE | Director | 30 Sep 2019 | | England | May 1966 | Brettenham House, Lancaster Place, London, WC2E 7EN, England |
| OSBORNE, Andrew Jon ACTIVE | Director | 30 Sep 2019 | | United Kingdom | November 1969 | Brettenham House, Lancaster Place, London, WC2E 7EN, England |
| FLETCHER, Angela Sarah Helen RESIGNED | Secretary | 14 Feb 2014 | 23 Apr 2014 | | | Portman House, 2 Portman Street, London, W1H 6DU, United Kingdom |
| GRIMSHAW, David RESIGNED | Secretary | 09 Sep 2014 | 30 Sep 2019 | | | Brettenham House, Lancaster Place, London, WC2E 7EN, England |
| PEPIN, Jean-Francois Jacques Basile RESIGNED | Secretary | 14 Feb 2014 | 14 Aug 2014 | | | Portman House, 2 Portman Street, London, W1H 6DU, United Kingdom |
| CHENIER, David Eric RESIGNED | Director | 14 Feb 2014 | 01 Aug 2015 | Scotland | January 1962 | Portman House, 2 Portman Street, London, W1H 6DU, United Kingdom |
| HASTINGS, Andrew David Richard RESIGNED | Director | 14 Feb 2014 | 15 Jun 2018 | Scotland | February 1961 | 20th Floor, 1 Angel Court, London, EC2R 7HJ, England |
| KING, Terri Gay RESIGNED | Director | 05 Jan 2017 | 30 Sep 2019 | United Kingdom | March 1961 | Brettenham House, Lancaster Place, London, WC2E 7EN, England |
| MACKLON, Dominic Edward RESIGNED | Director | 01 Aug 2015 | 05 Jan 2017 | Scotland | April 1969 | Portman House, 2 Portman Street, London, W1H 6DU |
| SCOTT, Russell RESIGNED | Director | 25 Sep 2018 | 30 Sep 2019 | Scotland | September 1973 | Brettenham House, Lancaster Place, London, WC2E 7EN, England |
| SIMPSON, Katherine Susan RESIGNED | Director | 15 Jun 2018 | 22 May 2019 | United Kingdom | October 1961 | 20th Floor, 1 Angel Court, London, EC2R 7HJ, England |
| STALKER, Ross Graham RESIGNED | Director | 31 Oct 2015 | 25 Sep 2018 | United Kingdom | October 1964 | 20th Floor, 1 Angel Court, London, EC2R 7HJ, England |
| WOLFE, Patrick RESIGNED | Director | 22 May 2019 | 30 Sep 2019 | Scotland | February 1963 | Brettenham House, Lancaster Place, London, WC2E 7EN, England |
| WRIGHT, Michael Don RESIGNED | Director | 14 Feb 2014 | 29 Oct 2015 | Scotland | May 1964 | Portman House, 2 Portman Street, London, W1H 6DU, United Kingdom |