| JEFFERIS, Arthur Michael ACTIVE | Secretary | 16 Mar 2001 | | | | Hilfield Park Hilfield Lane, Aldenham, Watford, Hertfordshire, WD25 8DB |
| JEFFERIS, John Philip ACTIVE | Director | 07 Feb 2001 | | United Kingdom | July 1948 | Hilfield Park, Aldenham, Watford, Hertfordshire, WD25 8DB |
| JEFFERIS, Robert Frederick ACTIVE | Director | 18 Aug 2026 | | England | January 1983 | Barrowby Cottage, High Street, Eggington, Leighton Buzzard, LU7 9PD, England |
| LANYON, Marcia Nicoletta ACTIVE | Director | 15 Jul 2019 | | England | July 1948 | Unit 12, Hilfield Park, Hilfield Lane Aldenham, Watford, Herts, WD25 8DB |
| JEFFERIS, Bridget Helen RESIGNED | Secretary | 21 Sep 2001 | 01 Jun 2007 | | | Hilfield Park, Hilfield Lane Aldenham, Watford, Hertfordshire, WD25 8DB |
| JEFFERIS, John Philip RESIGNED | Secretary | 07 Feb 2001 | 17 Mar 2001 | | | Hilfield Park, Aldenham, Watford, Hertfordshire, WD25 8DB |
| JEFFERIS, Robin Kevin Iain Matthew RESIGNED | Secretary | | 08 Feb 2001 | | | Hilfield Park, Aldenham, Watford, Hertfordshire, WD2 8DB |
| JEFFERIS, John Philip RESIGNED | Director | 08 Mar 1993 | 06 Nov 1997 | United Kingdom | July 1948 | Hilfield Park, Aldenham, Watford, Hertfordshire, WD25 8DB |
| JEFFERIS, Josephine Jane RESIGNED | Director | | 08 Mar 1993 | | July 1913 | Hilfield Park, Aldenham, Watford, Herts, WD2 8DB |
| JEFFERIS, Robin Kevin Iain Matthew RESIGNED | Director | 08 Mar 1993 | 08 Feb 2001 | | January 1944 | Hilfield Park, Aldenham, Watford, Hertfordshire, WD2 8DB |
| LANYON, Marcia Nicoletta RESIGNED | Director | 27 Aug 1995 | 01 Oct 2013 | England | July 1948 | 50, Castle Court, 1 Brewhouse Lane, London, SW15 2JJ |