| CHAPPELL, Ann Hundley ACTIVE | Secretary | 26 Sep 1994 | | | | 3, Caddington House, New Road, Welwyn, Hertfordshire, AL6 0AL, United Kingdom |
| CHAPPELL, Ann Hundley ACTIVE | Director | 26 Sep 1994 | | England | August 1955 | 3, Caddington House, New Road, Welwyn, Hertfordshire, AL6 0AL, United Kingdom |
| CHAPPELL, William George ACTIVE | Director | 13 Jun 2018 | | United Kingdom | April 1983 | C/O Hillier Hopkins Llp, First Floor, Radius House, 51 Clarendon Road, Watford, Hertfordshire, WD17 1HP, England |
| COMBINED SECRETARIAL SERVICES LIMITED RESIGNED | Nominee Secretary | 26 Sep 1994 | 26 Sep 1994 | | | Victoria House, 64 Paul Street, London, EC2A 4NG |
| CHAPPELL, Alan Paul RESIGNED | Director | 26 Sep 1994 | 13 Jun 2018 | United Kingdom | June 1953 | Albany Chambers, 26 Bridge Road East, Welwyn Garden City, Hertfordshire, AL7 1HL, England |
| CLARKE, Mark Anthony RESIGNED | Director | 31 May 2002 | 18 Dec 2003 | | January 1964 | Heathfield, Potters Heath Road, Welwyn, Hertfordshire, AL6 9TA |
| EESTEREN, Lauwerus Robert Van RESIGNED | Director | 31 May 2002 | 31 Mar 2005 | | March 1958 | Martin Top Farm, Latimer, Buckinghamshire, HP5 1XB |
| HAYDON, Steven Mark RESIGNED | Director | 18 Dec 2003 | 11 Feb 2006 | | July 1960 | 12 Clematis Avenue, Gillingham, Kent, ME8 0TB |
| KNOWLES, Peter RESIGNED | Director | 18 Dec 2003 | 31 Aug 2017 | United Kingdom | April 1950 | Albany Chambers, 26 Bridge Road East, Welwyn Garden City, Hertfordshire, AL7 1HL, England |
| SHEWRING, Derek Henry RESIGNED | Director | 01 May 2006 | 24 Jul 2007 | | January 1958 | 20 Poppy Walk, Goffs Oak, Hertfordshire, EN7 6TJ |
| THOMSON, James Foster RESIGNED | Director | 18 Dec 2003 | 30 Sep 2008 | | December 1961 | 80 Bell Lane Bellbar, Brookmans Park, Hatfield, Hertfordshire, AL9 7AY |
| WEBB, Jonathan RESIGNED | Director | 25 Sep 2009 | 11 Jun 2010 | United Kingdom | May 1963 | 22, Parkway, Welwyn Garden City, Hertfordshire, AL8 6HG, England |
| COMBINED NOMINEES LIMITED RESIGNED | Nominee Director | 26 Sep 1994 | 26 Sep 1994 | | | Victoria House, 64 Paul Street, London, EC2A 4NA |
| COMBINED SECRETARIAL SERVICES LIMITED RESIGNED | Nominee Director | 26 Sep 1994 | 26 Sep 1994 | | | Victoria House, 64 Paul Street, London, EC2A 4NG |