| YATES, Sarah Lee ACTIVE | Secretary | 29 Jan 2026 | | | | Olympia Events, Hammersmith Road, Kensington, London, W14 8UX, England |
| GARDINER, Oliver Stuart ACTIVE | Director | 22 Sep 2022 | | United Kingdom | July 1977 | 25, Berkeley Square, London, W1J 6HN, England |
| LEE, Lloyd Eng-Meng ACTIVE | Director | 07 Apr 2017 | | United Kingdom | February 1971 | Olympia Events, Hammersmith Road, Kensington, London, W14 8UX, England |
| NEILAN, Gavin Stuart Charles ACTIVE | Director | 07 Apr 2017 | | United Kingdom | February 1978 | Olympia Events, Hammersmith Road, Kensington, London, W14 8UX, England |
| THORPE, Andrew Matthew ACTIVE | Director | 07 Apr 2017 | | United Kingdom | May 1963 | Olympia Events, Hammersmith Road, Kensington, London, W14 8UX, England |
| BISSETT, Robert Derek RESIGNED | Secretary | | 31 Mar 2000 | | | 75 Park Drive, London, N21 2LT |
| CONWAY, Simon Alexander Malcolm RESIGNED | Secretary | 07 May 2004 | 24 Jul 2007 | | | York Lodge, High Wood Hill Mill, London, Greater London, NW7 4HA |
| DENYER, Yvonne Lillian RESIGNED | Secretary | 11 Sep 2017 | 31 Jan 2023 | | | Olympia London, Hammersmith Road, Kensington, London, W14 8UX, England |
| FOLGER, Susan RESIGNED | Secretary | 24 Jul 2007 | 04 May 2010 | | | 40 Broadway, London, SW1H 0BU |
| GEORGEOU, Andrea Sophia RESIGNED | Secretary | 31 Jan 2023 | 29 Jan 2026 | | | Olympia Events, Hammersmith Road, Kensington, London, W14 8UX, England |
| JOHAL, Jagdish RESIGNED | Secretary | 07 Apr 2017 | 11 Sep 2017 | | | 4th Floor, 26-28, Mount Row, London, W1K 3SG, United Kingdom |
| MCCAVENY, Leigh RESIGNED | Secretary | 21 Apr 2016 | 07 Apr 2017 | | | 4th Floor, 26-28, Mount Row, London, W1K 3SG, United Kingdom |
| NEAL, Peter Richard RESIGNED | Secretary | 16 Dec 2003 | 07 May 2004 | | | Earls Court Exhibition Centre, Warwick Road, London, SW5 9TA |
| PAVEY, Ruth Elizabeth RESIGNED | Secretary | 04 May 2010 | 07 Apr 2017 | | | 4th Floor, 26-28, Mount Row, London, W1K 3SG, United Kingdom |
| PILCHER, Timothy James RESIGNED | Secretary | 01 Apr 2000 | 16 Dec 2003 | | | 46 Caldervale Road, Clapham, London, SW4 9LZ |
| BLACK, James Spark RESIGNED | Director | | 30 Nov 1995 | | November 1935 | 14 Dukes Wood, Crowthorne, Berkshire, RG11 6NF |
| BLACK, William Reginald RESIGNED | Director | 18 Jul 2008 | 31 Jul 2016 | England | November 1950 | 15, Grosvenor Street, London, W1K 4QZ |
| COLMAN, Andrew James RESIGNED | Director | 22 Sep 2022 | 30 Jun 2026 | England | July 1961 | 2, Bentinck Street, London, W1U 2FA, England |
| CONWAY, Simon Alexander Malcolm RESIGNED | Director | 07 May 2004 | 24 Jul 2007 | England | November 1967 | York Lodge, High Wood Hill Mill, London, Greater London, NW7 4HA |
| DAS, Soumen RESIGNED | Director | 04 May 2010 | 31 Dec 2016 | United Kingdom | September 1976 | 15, Grosvenor Street, London, W1K 4QZ |
| DENYER, Yvonne Lillian RESIGNED | Director | 18 Jan 2008 | 01 May 2022 | United Kingdom | March 1966 | Olympia London, Hammersmith Road, Kensington, London, W14 8UX, England |
| DUTT, Alan RESIGNED | Director | 01 May 1996 | 08 Oct 1996 | | January 1949 | 36 Wilton Road, Hitchin, Hertfordshire, SG5 1SS |
| FASKEN, David Kenneth RESIGNED | Director | | 30 May 1995 | | March 1932 | 9 Mortlake Road, Kew, Richmond, Surrey, TW9 3JE |
| FISCHEL, David Andrew RESIGNED | Director | 24 Jul 2007 | 04 May 2010 | United Kingdom | April 1958 | 40 Broadway, London, SW1H 0BU |
| GARRETT, Simon Charles RESIGNED | Director | 01 May 1996 | 31 Mar 1997 | United Kingdom | January 1960 | Bassetlea, Bassetsbury Lane, High Wycombe, Buckinghamshire, HP11 1QU |
| GLANFIELD, John Alan RESIGNED | Director | | 31 Jul 1994 | | March 1933 | 20 Fort Road, Guildford, Surrey, GU1 3TD |
| GOLDEN, Anna Catherine RESIGNED | Director | 18 May 2020 | 01 May 2022 | England | March 1970 | Olympia London, Hammersmith Road, Kensington, London, W14 8UX, England |
| HARDY, Andrew Paul RESIGNED | Director | 11 Apr 1995 | 12 May 2000 | England | May 1957 | 71 Salisbury Road, Barnet, Hertfordshire, EN5 4JL |
| HAWKSWORTH, Ian David RESIGNED | Director | 24 Jul 2007 | 07 Apr 2017 | United Kingdom | December 1965 | 4th Floor, 26-28, Mount Row, London, W1K 3SG, United Kingdom |
| HOPE, Rowan Robin RESIGNED | Director | | 14 Oct 2000 | | January 1946 | 5 Chantry Street, London, N1 8NL |
| JOBANPUTRA, Situl Suryakant RESIGNED | Director | 16 Dec 2016 | 07 Apr 2017 | United Kingdom | January 1974 | 15, Grosvenor Street, London, W1K 4QZ, United Kingdom |
| KIAMIL, Gillian Elizabeth RESIGNED | Director | 18 May 2020 | 01 May 2022 | England | November 1977 | Olympia London, Hammersmith Road, Kensington, London, W14 8UX, England |
| KING, Suzanne Jane RESIGNED | Director | 01 Mar 1997 | 25 Feb 2000 | United Kingdom | January 1963 | 114 Ramillies Road, London, W4 1JA |
| LITTLEJOHNS, Douglas George RESIGNED | Director | 14 Jun 1994 | 06 Sep 1996 | | May 1946 | 34 Philbeach Gardens, London, SW5 9EB |
| LYONS, Anthony RESIGNED | Director | 19 May 2004 | 24 Jul 2007 | United Kingdom | June 1967 | 25, Bracknell Gardens, London, NW3 7EE |
| MORRIS, Andrew Bernard RESIGNED | Director | 30 Sep 1999 | 07 Aug 2004 | United Kingdom | October 1952 | 5 Ruskin Close, London, NW11 7AU |
| MORRIS, Jack Anthony RESIGNED | Director | 30 Sep 1999 | 07 May 2004 | England | June 1956 | 2 Linnell Drive, London, NW11 7LJ |
| MORRISON, Christopher RESIGNED | Director | 18 May 2020 | 01 May 2022 | England | January 1960 | Olympia London, Hammersmith Road, Kensington, London, W14 8UX, England |
| NATHAN, Nigel Howard RESIGNED | Director | 10 Feb 2005 | 01 May 2022 | England | November 1958 | Olympia London, Hammersmith Road, Kensington, London, W14 8UX, England |
| PILCHER, Timothy James RESIGNED | Director | 18 Nov 2000 | 07 May 2004 | | July 1969 | 46 Caldervale Road, Clapham, London, SW4 9LZ |
| ROCCOGRANDE, Frank Charles RESIGNED | Director | 07 Apr 2017 | 30 Jun 2026 | United Kingdom | March 1975 | Olympia Events, Hammersmith Road, Kensington, London, W14 8UX, England |
| SCRIMGEOUR, Hugh Carron RESIGNED | Director | | 30 Sep 1999 | United Kingdom | August 1952 | 1 Teignmouth Road, London, NW2 4HG |
| SELLINS, Jonathan Robert RESIGNED | Director | 01 Feb 2006 | 31 Dec 2008 | United Kingdom | February 1963 | W13 |
| SELLINS, Jonathan Robert RESIGNED | Director | 08 Sep 2000 | 01 Feb 2006 | United Kingdom | February 1963 | W13 |
| SMITH, Aidan Christopher RESIGNED | Director | 24 Jul 2007 | 31 Mar 2008 | United Kingdom | June 1959 | 50 Wavendon Avenue, Chiswick, London, W4 4NS |
| SOUTHERTON, Karen RESIGNED | Director | 29 Feb 2000 | 19 Apr 2002 | | September 1967 | 17 Burghley Hall Close, London, SW19 6TN |
| STUART SMITH, James Willmot RESIGNED | Director | 01 Mar 1997 | 21 Mar 2000 | | March 1942 | Upper Chalford Cottage Chalford, Chinnor, Oxfordshire, OX9 4NH |
| TATE, Richard John RESIGNED | Director | 11 Apr 1995 | 14 Jan 1996 | | August 1951 | 3 Padstow Close, Slough, Berkshire, SL3 7HF |
| TATTAR, Balbinder Singh RESIGNED | Director | 20 Nov 2008 | 31 Jul 2014 | England | August 1964 | 40 Broadway, London, SW1H 0BU |
| TAYLOR, Karen Margaret RESIGNED | Director | 11 Apr 1995 | 08 Sep 2000 | | August 1964 | 65 Erpingham Road, London, SW15 1BH |
| TAYLOR, Russell William RESIGNED | Director | 01 Jan 1993 | 28 Feb 1998 | England | August 1958 | 26 Dryburgh Road, London, SW15 1BH |
| VAGO, Derek RESIGNED | Director | 07 May 2004 | 01 Apr 2005 | | March 1963 | 51 Drax Avenue, London, SW20 0EZ |
| VAUGHAN, Christopher John Victor RESIGNED | Director | | 01 Feb 2000 | | October 1947 | 5 Dashwood Road, London, N8 9AD |
| YARDLEY, Gary James RESIGNED | Director | 24 Jul 2007 | 07 Apr 2017 | United Kingdom | November 1965 | 4th Floor, 26-28, Mount Row, London, W1K 3SG, United Kingdom |