| ORBITAL SECRETARIES LIMITED ACTIVE | Secretary | 10 Mar 2005 | | | | Orbital Park, 178-188 Great South West Road, Hounslow, Middlesex, TW4 6JS, United Kingdom |
| CALDER, Roy James ACTIVE | Director | 01 Dec 2003 | | United Kingdom | September 1949 | Orbital Park, 178-188 Great South West Road, Hounslow, Middlesex, TW4 6JS |
| MUNSON, Anne Patricia RESIGNED | Secretary | 01 Oct 1991 | 03 Feb 2005 | | | 21 Nymans Close, Horsham, West Sussex, RH12 5JR |
| BENNETT, Anthony Leonard RESIGNED | Director | 01 Dec 1992 | 30 Jun 1997 | England | March 1946 | 37 Merrow Woods, Guildford, Surrey, GU1 2LQ |
| BRISTOW, Aidan RESIGNED | Director | 25 Jul 1994 | 28 Oct 1998 | | January 1943 | Dunloe, Gravel Hill Peppard, Henley On Thames, Oxfordshire, RG9 5HD |
| CASLING, Richard Charles RESIGNED | Director | 01 Jul 1997 | 05 Aug 2002 | England | February 1952 | 25 Silverdale Avenue, Oxshott, Leatherhead, Surrey, KT22 0JX |
| CHATTERTON, Kenneth James RESIGNED | Director | 01 Oct 1995 | 31 Jan 2001 | England | January 1952 | 14 Beresford Avenue, Surbiton, Surrey, KT5 9LJ |
| COWDEN, David Gaven RESIGNED | Director | 03 Sep 1996 | 31 Jul 1998 | | November 1941 | Coachman's, Marefield Close Battsbridge Road, Marefield, Sussex, TN22 2HH |
| DIGHTON, Trevor Leslie RESIGNED | Director | 31 May 2002 | 03 Jul 2003 | United Kingdom | July 1949 | The Black Barn, Green Lane Marden, Tonbridge, Kent, TN12 9RA |
| DIGHTON, Trevor Leslie RESIGNED | Director | 01 Feb 1996 | 30 Jun 1997 | United Kingdom | July 1949 | The Black Barn, Green Lane Marden, Tonbridge, Kent, TN12 9RA |
| EVERETT, Anthony Patrick RESIGNED | Director | 01 Oct 1991 | 27 May 1994 | | July 1934 | 150 Brighton Road, Purley, Surrey, CR8 4HA |
| FINCH, Brian Clifford RESIGNED | Director | 01 Oct 1995 | 30 Jun 1997 | | December 1945 | 7 Summerfield Court, Ipswich, Suffolk, IP4 3QZ |
| HINES, Alan Ronald RESIGNED | Director | 02 Dec 1991 | 30 Apr 1999 | | May 1946 | 7 Hawksview, Cobham, Surrey, KT11 2PJ |
| HOGAN, John Christopher James RESIGNED | Director | 05 Aug 2002 | 31 Aug 2005 | United Kingdom | April 1961 | Touchwood, Coolham Road,, West Chiltington, West Sussex, RH20 2LH |
| HOWES, Patrick David RESIGNED | Director | 01 Jul 1997 | 14 Mar 2001 | | August 1941 | Tawny Lodge, Beech Road, Wroxham, Norfolk, NR12 8TP |
| MUNTWYLER, Christian RESIGNED | Director | 31 Aug 2005 | 31 Mar 2008 | | October 1952 | Orbital Park, 178-188 Great South West Road, Hounslow, Middlesex, TW4 6JS |
| NEEDS, Colin David RESIGNED | Director | 28 Jan 1998 | 30 Apr 2000 | | May 1957 | 191 Saunders Lane, Mayford, Woking, Surrey, GU22 0NT |
| NIVEN, Euan Niall Macnaughton RESIGNED | Director | 01 Oct 1991 | 01 Oct 1995 | England | July 1946 | 13 Greville Park Road, Ashtead, Surrey, KT21 2QU |
| ROGERS, Jacqueline Linda RESIGNED | Director | 01 Oct 1995 | 28 Jan 1999 | | August 1952 | 56 Common Road, Claygate, Esher, Surrey, KT10 0HJ |
| SHIRTCLIFFE, Christopher Charles RESIGNED | Director | 14 Mar 2001 | 31 May 2002 | | March 1944 | Tankards, Quarry Road, Oxted, Surrey, RH8 9HE |
| SHIRTCLIFFE, Christopher Charles RESIGNED | Director | 01 Oct 1991 | 30 Jun 1997 | | March 1944 | Tankards, Quarry Road, Oxted, Surrey, RH8 9HE |
| WILKINSON, Michael Joseph RESIGNED | Director | 31 Jan 2001 | 31 Mar 2003 | | February 1943 | Torrens Macdonald Road, Lightwater, Surrey, GU18 5YR |