| PRISM COSEC LIMITED ACTIVE | Secretary | 04 May 2021 | | | | Highdown House, Yeoman Way, Worthing, West Sussex, BN99 3HH, United Kingdom |
| ABBOTT, James Cooper ACTIVE | Director | 21 Jan 2026 | | United States | October 1969 | 77, Gracechurch Street, London, EC3V 0AS |
| DARTNELL, Rian Avery Arthur ACTIVE | Director | 01 Oct 2020 | | United States | January 1964 | 77, Gracechurch Street, London, EC3V 0AS |
| ING, Sarah Lucy ACTIVE | Director | 01 Mar 2024 | | United Kingdom | April 1966 | 77, Gracechurch Street, London, EC3V 0AS |
| ROTH, Peter Evan ACTIVE | Director | 01 Jun 2019 | | United States | February 1959 | 77, Gracechurch Street, London, EC3V 0AS |
| STOCKS, Benjamin Denys William ACTIVE | Director | 07 Apr 2025 | | United Kingdom | November 1962 | 77, Gracechurch Street, London, EC3V 0AS |
| ALLISON, Douglas Forbes RESIGNED | Secretary | 01 Jan 1998 | 01 Jan 2013 | | | White Cottage Palace Road, Kingston Upon Thames, Surrey, KT1 2LG |
| FOWLE, Derek Anthony RESIGNED | Secretary | 17 Mar 1992 | 01 Jan 1998 | | | 34 Links Road, West Wickham, Kent, BR4 0QN |
| KEITH, Philippa Anne RESIGNED | Secretary | 31 Dec 2012 | 04 May 2021 | | | 77, Gracechurch Street, London, EC3V 0AS |
| ALING, Barry Alan RESIGNED | Director | 01 Aug 2013 | 23 Oct 2023 | England | June 1950 | 77, Gracechurch Street, London, EC3V 0AS |
| ALLISON, Douglas Forbes RESIGNED | Director | 01 Jun 1998 | 15 Apr 2013 | England | July 1956 | White Cottage Palace Road, Kingston Upon Thames, Surrey, KT1 2LG |
| ARCELLA, Connie RESIGNED | Director | 01 Aug 2002 | 31 Jan 2006 | | March 1969 | Flat 6 32 Linden Gardens, London, W2 4ES |
| ASHUR, Omar Issam RESIGNED | Director | 05 Jan 2001 | 14 Aug 2010 | | December 1952 | PO BOX 1371, Dubai, Uae |
| AUSTIC, Nicola Dennet RESIGNED | Director | 02 Jul 1997 | 14 Dec 1998 | | February 1964 | 167 Thomas More Street, London, E1W 1YD |
| BUFFERD, Allan Seymour, Dr RESIGNED | Director | 01 May 2008 | 30 Jun 2017 | Usa | August 1937 | 8, Whitney Road, Newton, Massachusetts, United States |
| CARDALE, David Michael RESIGNED | Director | 10 Mar 2006 | 22 Oct 2018 | United Kingdom | December 1947 | Lower Cranmore, Shipton Moyne, Tetbury, Gloucestershire, GL8 8PU |
| DARTNELL, Rian Avery Arthur RESIGNED | Director | 01 Jun 2011 | 30 Jun 2016 | United States | January 1964 | 77, Gracechurch Street, London, EC3V 0AS |
| DAVISON, Andrew John RESIGNED | Director | 22 Oct 1998 | 01 Oct 2012 | England | November 1942 | 11 Shawfield Street, London, SW3 4BA |
| DEITERS, Paul August Hendrik Maria RESIGNED | Director | 19 Apr 1994 | 02 Jun 1997 | | March 1952 | Mankesstraat 33, The Hauge, 2597C, The Netherlands |
| DRIVER, Mark John RESIGNED | Director | 01 Jul 2016 | 30 Jun 2019 | United Kingdom | June 1964 | 14, St. Georges Road, Twickenham, TW1 1QR, United Kingdom |
| DWYER, Mark Dominic RESIGNED | Director | 19 Oct 2015 | 30 Jun 2022 | United Kingdom | August 1969 | 77, Gracechurch Street, London, EC3V 0AS |
| ESSANI, Tazim RESIGNED | Director | 01 Feb 2021 | 28 Oct 2024 | United Kingdom | May 1968 | 77, Gracechurch Street, London, EC3V 0AS |
| FOWLE, Derek Anthony RESIGNED | Director | 01 Jun 1995 | 01 Jan 1998 | | May 1950 | 34 Links Road, West Wickham, Kent, BR4 0QN |
| GRIFFITH, Tom RESIGNED | Director | 01 Jun 2004 | 01 Jul 2025 | United States | December 1963 | 77, Gracechurch Street, London, EC3V 0AS |
| HOWSON, John Evelyn RESIGNED | Director | 17 Mar 1992 | 22 May 1992 | | January 1949 | 1 Middlehead, Hook, Hampshire, RG27 9NX |
| KARPUS, George W RESIGNED | Director | 19 Oct 2020 | 31 Jul 2023 | United States | November 1945 | 77, Gracechurch Street, London, EC3V 0AS, United Kingdom |
| LIPPINCOTT, Daniel RESIGNED | Director | 19 Oct 2020 | 30 Jun 2022 | United States | November 1978 | 77, Gracechurch Street, London, EC3V 0AS, United Kingdom |
| MAKHZOUMI, Ziad RESIGNED | Director | 22 May 1992 | 26 Feb 2001 | United Kingdom | January 1955 | 182 Oakwood Court, Abbotsbury Road, London, W14 8JE |
| MIJNSSEN, Nicholaas Remmert Lodewijk RESIGNED | Director | 22 May 1992 | 18 Apr 1994 | | December 1949 | Koloniepad 4, 1261 Cw, Blaricum, FOREIGN, The Netherlands |
| NICKLIN, Susannah Elizabeth Mckean RESIGNED | Director | 01 Jul 2017 | 10 Sep 2020 | England | February 1969 | 77, Gracechurch Street, London, EC3V 0AS, United Kingdom |
| OLLIFF, Barry Martin RESIGNED | Director | 17 Mar 1992 | 31 Jul 2022 | United States | December 1944 | 77, Gracechurch Street, London, EC3V 0AS, United Kingdom |
| O`SULLIVAN, Peter RESIGNED | Director | 01 Jun 1998 | 30 Sep 2004 | | January 1955 | 18 Kites Close, West Green, Crawley, West Sussex, RH11 7DP |
| ROBB, George Alan RESIGNED | Director | 01 Mar 2005 | 19 Jan 2012 | England | May 1942 | The Tile House, The Street, Plaistow, West Sussex, RH14 0PT |
| ROBB, George Alan RESIGNED | Director | 02 Jun 1997 | 17 Dec 2004 | | May 1942 | The Cedars, Compton Way, Moor Park Farnham, Surrey, GU10 1QY |
| RODRIGUES, Tracy Ann RESIGNED | Director | 19 Oct 2015 | 31 Mar 2020 | England | September 1965 | 77, Gracechurch Street, London, EC3V 0AS |
| RUDDICK, Lynn Christine RESIGNED | Director | 19 Jan 2012 | 28 Feb 2013 | England | January 1952 | 77, Gracechurch Street, London, EC3V 0AS |
| SMEDLEY, Michael Allan RESIGNED | Director | 02 Jun 1997 | 20 Nov 2000 | | December 1937 | 605 25 George Street, Toronto, Ontario, M5A 4L8, Canada |
| STABILE, Jane Marie RESIGNED | Director | 02 Jul 2018 | 29 Feb 2024 | United States | July 1963 | 77, Gracechurch Street, London, EC3V 0AS |
| TANNAHILL, Valerie Susan RESIGNED | Director | 31 Dec 2012 | 15 Apr 2013 | England | October 1955 | 77, Gracechurch Street, London, EC3V 0AS |
| YATES, Rodney Brooks RESIGNED | Director | 17 Mar 1992 | 21 Aug 1995 | | June 1937 | The Old Rectory, Marholm, Peterborough, PE6 7JA |
| YUSTE, Carlos Manuel RESIGNED | Director | 01 Jan 2020 | 30 Jun 2022 | United States | March 1967 | 77, Gracechurch Street, London, EC3V 0AS |
| YUSTE, Carlos Manuel RESIGNED | Director | 01 Jun 2005 | 31 Dec 2015 | United States | March 1967 | 441 Sharpless Street, West Chester, Pennsylvania 19382, Usa |