| BEST, Louise Helen ACTIVE | Secretary | 01 Feb 2016 | | | | Ascent 1, Aerospace Boulevard, Farnborough, GU14 6XW, England |
| BEST, Louise Helen ACTIVE | Director | 01 Feb 2016 | | England | January 1981 | Ascent 1, Aerospace Boulevard, Farnborough, GU14 6XW, England |
| COLES, Jonathan ACTIVE | Director | 01 Feb 2016 | | England | June 1975 | Ascent 1, Aerospace Boulevard, Farnborough, GU14 6XW, England |
| COTTRELL, James Andrew ACTIVE | Director | 14 Apr 2023 | | England | October 1980 | Ascent 1, Aerospace Boulevard, Farnborough, GU14 6XW, England |
| LEFTWICH, Mark ACTIVE | Director | 01 Apr 2022 | | England | July 1978 | Ascent 1, Aerospace Boulevard, Farnborough, GU14 6XW, England |
| ARMSTRONG, Martin Robert RESIGNED | Secretary | 01 Apr 2007 | 01 Feb 2016 | | | 46 Ingram Road, Thornton Heath, Surrey, CR7 8EB |
| MORRIS, Michael Geoffrey RESIGNED | Secretary | 01 Dec 1996 | 31 Mar 2007 | | | 28 Boxgrove Avenue, Guildford, Surrey, GU1 1XG |
| PASCOE, Ronald Rowe RESIGNED | Secretary | | 01 Dec 1996 | | | 8 Richardson Walk, Lexden, Colchester, Essex, CO3 4AJ |
| ARMSTRONG, Martin Robert RESIGNED | Director | 01 Apr 2007 | 01 Feb 2016 | England | July 1956 | 46 Ingram Road, Thornton Heath, Surrey, CR7 8EB |
| BALLARDIE, John Dougald RESIGNED | Director | 10 Jan 2000 | 09 Jan 2006 | England | July 1948 | The Rest Northbrook, Market Lavington, Devizes, Wiltshire, SN10 4AP |
| BRACEY, Ian James RESIGNED | Director | 09 Feb 2000 | 16 May 2002 | | March 1955 | Fir Trees 6a Stoke Road, Cobham, Surrey, KT11 3AS |
| CHARLESWORTH, David Philip RESIGNED | Director | 31 Mar 2006 | 21 Apr 2008 | England | November 1947 | 26 Timber Hill Road, Caterham, Surrey, CR3 6LD |
| CROOK, Christopher Thomas RESIGNED | Director | 24 Jul 1995 | 31 Dec 1999 | United Kingdom | October 1939 | Wood End 34 Hassocks Road, Hurstpierpoint, Hassocks, West Sussex, BN6 9QW |
| DE LANGE, Richard Johannes Aloysius RESIGNED | Director | 05 Apr 1995 | 15 Oct 1998 | | April 1945 | Lullenden Manor Hollow Lane, East Grinstead, West Sussex, RH19 3PT |
| FRY, David Lewis RESIGNED | Director | 01 Nov 1991 | 15 May 1993 | | November 1940 | 4 Linacre Crescent, Cirencester, Glos, GL7 1WB |
| FRY, David Lewis RESIGNED | Director | | 01 Sep 1995 | | November 1940 | 40 Mount Close, Crawley, West Sussex, RH10 7EF |
| JACKSON, John Bernard Haysom RESIGNED | Director | | 14 Mar 1994 | United Kingdom | May 1929 | Summit House, Red Lion Square, London, WC1R 4QB |
| JORDAN, David Herbert RESIGNED | Director | 01 Sep 1995 | 05 Dec 2003 | England | December 1943 | 8 The Droveway, Haywards Heath, West Sussex, RH16 1LL |
| KENNEDY, Kevin RESIGNED | Director | | 15 May 1993 | | May 1937 | Hill House Bute Avenue, Petersham, Richmond, Surrey, TW10 7AX |
| MASKELL, Peter John RESIGNED | Director | 05 Dec 2003 | 01 Feb 2016 | England | November 1957 | 43 Foley Road, Claygate, Esher, Surrey, KT10 0LU |
| MENGHNANI, Bhawna RESIGNED | Director | 15 Sep 2020 | 14 Apr 2023 | England | June 1984 | Ascent 1, Aerospace Boulevard, Farnborough, GU14 6XW, England |
| MESHER, Neil Anthony RESIGNED | Director | 14 Jun 2013 | 01 Apr 2022 | England | November 1966 | Ascent 1, Aerospace Boulevard, Farnborough, GU14 6XW, England |
| MORGAN, Paul Roger RESIGNED | Director | 27 May 2002 | 09 Jan 2006 | | June 1946 | 36 Clive Way, Pound Hill, Crawley, RH10 7AH |
| MORRIS, Michael Geoffrey RESIGNED | Director | 24 Feb 1997 | 31 Mar 2007 | England | March 1947 | 28 Boxgrove Avenue, Guildford, Surrey, GU1 1XG |
| PETRIE, Callum RESIGNED | Director | 21 Apr 2008 | 01 Feb 2016 | United Kingdom | October 1963 | Philips Centre, Guildford Business Park, Guildford, Surrey, GU2 8XG, England |
| RIDER, Edward RESIGNED | Director | 15 Oct 1998 | 09 Feb 2000 | | February 1940 | Clarenden Claridge Gardens, Dormansland, Surrey, RH7 6HZ |
| ROGERS, Joanna RESIGNED | Director | 14 Jun 2013 | 31 Dec 2015 | England | February 1975 | Philips Centre, Guildford Business Park, Guildford, Surrey, GU2 8XH |
| SOUTH, William Lawrence RESIGNED | Director | | 14 Mar 1994 | | May 1933 | 22 Meadowbank, Blackheath, London, SE3 9XD |
| TRANTER, Graham RESIGNED | Director | 15 Dec 2015 | 15 Sep 2020 | United Kingdom | November 1960 | Philips Centre, Guildford Business Park, Guildford, Surrey, GU2 8XH, England |
| TRANTER, Graham RESIGNED | Director | 10 Jan 2006 | 01 Nov 2010 | United Kingdom | November 1960 | HA4 |
| VIVASH, Hayden Paul RESIGNED | Director | 01 Nov 2010 | 15 Dec 2015 | England | February 1965 | Philips Centre, Guildford Business Park, Guildford, Surrey, GU2 8XH |
| WHYBROW, John William RESIGNED | Director | 18 Mar 1993 | 01 May 1995 | United Kingdom | March 1947 | Hill House, Clapgate Lane Slinfold, Horsham, West Sussex, RH13 0QU |