| MORGAN, Stuart John ACTIVE | Secretary | 18 Sep 2014 | | | | 4th Floor, 14 Aldermanbury Square, London, EC2V 7HS, England |
| COBBOLD, Timothy Russell ACTIVE | Director | 01 Jul 2026 | | England | September 1962 | 4th Floor, 14 Aldermanbury Square, London, EC2V 7HS, England |
| HIGHFIELD, Sarah Louise ACTIVE | Director | 01 Nov 2023 | | United Kingdom | July 1978 | 4th Floor, 14 Aldermanbury Square, London, EC2V 7HS, England |
| KELLEHER, Annette Mary ACTIVE | Director | 01 Jun 2026 | | England | November 1966 | 4th Floor, 14 Aldermanbury Square, London, EC2V 7HS, England |
| LU, Hongyan Echo ACTIVE | Director | 01 Dec 2017 | | England | August 1974 | 4th Floor, 14 Aldermanbury Square, London, EC2V 7HS, England |
| MURRAY, Stephen Matthew ACTIVE | Director | 01 Sep 2022 | | United Kingdom | July 1960 | 4th Floor, 14 Aldermanbury Square, London, EC2V 7HS, England |
| NICHOLS, Hannah Kate ACTIVE | Director | 24 Apr 2025 | | United Kingdom | June 1975 | 4th Floor, 14 Aldermanbury Square, London, EC2V 7HS, England |
| PAJA BURGOA, David ACTIVE | Director | 01 Sep 2024 | | England | August 1969 | 4th Floor, 14 Aldermanbury Square, London, EC2V 7HS, England |
| PHATAK, Srinivas ACTIVE | Director | 01 Sep 2024 | | England | October 1971 | 4th Floor, 14 Aldermanbury Square, London, EC2V 7HS, England |
| SIGURDSSON, Jakob ACTIVE | Director | 01 Oct 2020 | | England | March 1964 | 4th Floor, 14 Aldermanbury Square, London, EC2V 7HS, England |
| WU, Gang ACTIVE | Director | 01 Jul 2025 | | England | October 1964 | 4th Floor, 14 Aldermanbury Square, London, EC2V 7HS, England |
| HEALY, Chritopher William RESIGNED | Secretary | 01 Oct 2009 | 13 Jun 2014 | | | 78, Pall Mall, London, SW1Y 5ES, England |
| KING, John Alan Gibbs RESIGNED | Secretary | | 13 Dec 2002 | | | 10 Ashvale Close, Nailsea, Bristol, BS48 1QH |
| RUSSELL, James Richard RESIGNED | Secretary | 13 Dec 2002 | 01 Oct 2009 | | | The Old Stables, Empingham Road, Ketton, Rutland, PE9 3RP |
| PRISM COSEC LIMITED RESIGNED | Secretary | 13 Jun 2014 | 18 Sep 2014 | | | 10, Margaret Street, London, W1W 8RL, England |
| ALLEN, Michael Nicholas RESIGNED | Director | 22 Sep 2010 | 23 May 2019 | New Zealand | June 1959 | 1, The Square, Stockley Park, Uxbridge, Middlesex, UB11 1TD, England |
| ANDERSON, Moreen Ruth RESIGNED | Director | 16 Apr 2014 | 16 May 2018 | United Kingdom | October 1953 | 1, The Square, Stockley Park, Uxbridge, Middlesex, UB11 1TD, England |
| BARRETT, Barrie Michael RESIGNED | Director | | 25 Jun 1999 | | April 1943 | The Firs, Spetchley Road, Worcester, Worcestershire, WR5 2NL |
| BEYER, Trevor Jorgen Nielsen RESIGNED | Director | 13 Dec 2002 | 30 Sep 2004 | | March 1937 | 14 Walnut Court, St Marys Gate, London, W8 5UB |
| BODDIE, Simon RESIGNED | Director | 04 Jul 2016 | 31 Mar 2021 | United Kingdom | February 1960 | 4, Longwalk Road, Stockley Park, Uxbridge, UB11 1FE, England |
| BRIERLEY, Ronald Alfred, Sir RESIGNED | Director | 13 Dec 2002 | 20 Apr 2015 | Australia | August 1937 | 1, The Square, Stockley Park, Uxbridge, Middlesex, UB11 1TD, England |
| BULL, Nicholas James Douglas RESIGNED | Director | 10 Apr 2015 | 22 May 2024 | United Kingdom | April 1952 | 4th Floor, 14 Aldermanbury Square, London, EC2V 7HS, England |
| CALLAWAY, Jacqueline Wynn RESIGNED | Director | 01 Dec 2020 | 21 May 2025 | England | September 1969 | 4th Floor, 14 Aldermanbury Square, London, EC2V 7HS, England |
| CAMPBELL, Robert James RESIGNED | Director | 22 Sep 2010 | 02 Mar 2015 | New Zealand | January 1951 | 1, The Square, Stockley Park, Uxbridge, Middlesex, UB11 1TD, England |
| CLASPER, Michael RESIGNED | Director | 20 Feb 2014 | 19 May 2021 | United Kingdom | April 1953 | 4, Longwalk Road, Stockley Park, Uxbridge, UB11 1FE, England |
| CURETON, Graeme James RESIGNED | Director | 13 Dec 2002 | 29 Aug 2008 | | April 1944 | 45 Victor Avenue, Picnic Point, New South Wales, 2213, Australia |
| FAHY, Anne Kathleen RESIGNED | Director | 01 Mar 2018 | 18 May 2022 | England | July 1960 | 4, Longwalk Road, Stockley Park, Uxbridge, UB11 1FE, England |
| FORMAN, Paul Anthony RESIGNED | Director | 02 Mar 2015 | 31 Dec 2016 | United Kingdom | March 1965 | 1, The Square, Stockley Park, Uxbridge, Middlesex, UB11 1TD, England |
| GIBBS, Anthony Ian RESIGNED | Director | 13 Dec 2002 | 28 Jun 2010 | New Zealand | January 1948 | First Floor Times Place, 45 Pall Mall, London, SW1Y 5GP |
| GOSNELL, David Peter RESIGNED | Director | 02 Mar 2015 | 31 Jul 2026 | England | May 1957 | 4th Floor, 14 Aldermanbury Square, London, EC2V 7HS, England |
| HALL, Graham RESIGNED | Director | | 07 Sep 1993 | | October 1950 | Walls Farm Stoughton Road, Stoughton, Wedmore, Somerset, BS28 4PP |
| HICKS, Alun George RESIGNED | Director | 26 Sep 1994 | 23 Nov 1995 | England | September 1949 | Westways, Tintagel Road Finchampstead, Wokingham, Berkshire, RG40 3JJ |
| HOWES, Richard David RESIGNED | Director | 02 Mar 2015 | 06 Apr 2016 | England | September 1969 | 1, The Square, Stockley Park, Uxbridge, Middlesex, UB11 1TD, England |
| JOHNSON, Mark Roderick Granger RESIGNED | Director | 22 Sep 2010 | 05 Apr 2011 | Australia | November 1940 | Suite 7, Level 9, 66 Hunter Street, Sydney, New South Wales, 2000, Australia |
| LANGLEY, Ronald RESIGNED | Director | 28 May 2009 | 22 Sep 2010 | | June 1944 | First Floor Times Place, 45 Pall Mall, London, SW1Y 5GP |
| LAWRENCE, Heather RESIGNED | Director | 07 Nov 2022 | 31 Mar 2023 | Switzerland | June 1969 | The Pavilions, Bridgwater Road, Bristol, BS13 8FD, England |
| LOFTUS, David John RESIGNED | Director | 12 Jul 1996 | 13 Dec 2002 | England | June 1961 | 48 Oakdale Road, Downend, Bristol, BS16 6EA |
| MALCOLM, Scott Leith RESIGNED | Director | 19 Jan 2012 | 02 Mar 2015 | Australia | February 1964 | 1, The Square, Stockley Park, Uxbridge, Middlesex, UB11 1TD, England |
| MILES, Richard Michael RESIGNED | Director | 12 Mar 1993 | 24 Nov 1998 | | January 1934 | The Old Barn Cottage Lane, Shottery, Stratford Upon Avon, Warwickshire, CV37 9HH |
| MUSSON, Graham Charles RESIGNED | Director | | 31 Jul 1993 | England | July 1944 | Old School House School Lane, Bearley, Stratford Upon Avon, Warwickshire, CV37 0SQ |
| NIXON, Blake Andrew RESIGNED | Director | 13 Dec 2002 | 31 Dec 2015 | England | January 1961 | 1, The Square, Stockley Park, Uxbridge, Middlesex, UB11 1TD, England |
| PETERSEN, Ronald John RESIGNED | Director | 05 Oct 1998 | 15 Nov 2001 | England | September 1946 | Picket Piece Hale Lane, Wendover, Aylesbury, Buckinghamshire, HP22 6NQ |
| PHILIP, Frances Paxson RESIGNED | Director | 01 Oct 2016 | 20 May 2026 | United States | April 1958 | 4th Floor, 14 Aldermanbury Square, London, EC2V 7HS, England |
| ROSLING, Richard Alan RESIGNED | Director | 02 Mar 2015 | 11 Jun 2020 | Hong Kong | August 1962 | 4, Longwalk Road, Stockley Park, Uxbridge, UB11 1FE, England |
| SHARMA, Rajiv RESIGNED | Director | 02 Mar 2015 | 30 Sep 2024 | Singapore | August 1966 | 4th Floor, 14 Aldermanbury Square, London, EC2V 7HS, England |
| STEVENSON, Barry Barr RESIGNED | Director | 31 Jan 1995 | 13 Dec 2002 | | November 1938 | 27 The Circus, Bath, BA1 2EU |
| STRASSER, Ronald George RESIGNED | Director | | 23 Dec 1993 | United Kingdom | May 1939 | 30 George Road, Edgbaston Birmingham, West Midlands, B15 1PJ |
| SUTTON, Howard RESIGNED | Director | | 28 Apr 1994 | United Kingdom | August 1951 | High Hedges Elms Cross, Bradford On Avon, Wiltshire, BA15 2AD |
| SWETE, Trevor John RESIGNED | Director | 01 Dec 1998 | 13 Dec 2002 | United Kingdom | March 1945 | Upper House Farm, Harpsden, Henley On Thames, RG9 4HY |
| SZLEZAK, Waldemar RESIGNED | Director | 06 Mar 2013 | 02 Mar 2015 | Usa | May 1977 | 1, The Square, Stockley Park, Uxbridge, Middlesex, UB11 1TD, England |
| THORNE, Matthew Wadman John RESIGNED | Director | | 31 May 1993 | United Kingdom | June 1952 | The Mount Bannerdown Road, Batheaston, Bath, Avon, BA1 8EG |
| WALKER, Gavin Ronald RESIGNED | Director | 22 Sep 2010 | 29 Jul 2011 | New Zealand | March 1952 | 6, Tirohanga Avenue, Remuera, Auckland, 1050, New Zealand |
| WALKER, Tom Clifford RESIGNED | Director | | 05 Oct 1998 | | November 1940 | Hepburn House, Frankleigh, Bradford On Avon, Wiltshire, BA15 2PF |
| WEISS, Gary Hilton RESIGNED | Director | 13 Dec 2002 | 30 Apr 2011 | Australia | May 1953 | First Floor Times Place, 45 Pall Mall, London, SW1Y 5GP |
| WOOLLEY, John Moger RESIGNED | Director | | 13 Dec 2002 | United Kingdom | May 1935 | Matford House, Northwoods Winterbourne, Bristol, Avon, BS36 1RS |
| YOUNG, Carleton Adrian RESIGNED | Director | | 30 Sep 1993 | | June 1955 | The Old Rectory, Castle Combe, Chippenham, Wiltshire, SN14 7HU |