| O.H. SECRETARIAT LIMITED ACTIVE | Secretary | 12 Jun 2008 | | | | 26th, Floor, Portland House Bressenden Place, London, SW1E 5BG, United Kingdom |
| TURNER, David Allan, Mr. ACTIVE | Director | 03 Mar 2010 | | United Kingdom | November 1971 | 26th, Floor, Portland House Bressenden Place, London, SW1E 5BG, United Kingdom |
| O.H. DIRECTOR LIMITED ACTIVE | Director | 15 Dec 2008 | | | | 26th, Floor, Portland House Bressenden Place, London, SW1E 5BG, United Kingdom |
| CLARKE, Peter Derwent RESIGNED | Secretary | | 20 Apr 1994 | | | The Forge, Wood Street Green, Guildford, Surrey, GU3 3DY |
| GROSSET, Margaret Wilhelmina RESIGNED | Secretary | 08 Jul 1997 | 18 Aug 2000 | | | 7 Arnprior Place, Alloway, Ayrshire, KA7 4PT |
| HORLOCK, Elizabeth Ann RESIGNED | Secretary | 16 Jul 2007 | 12 Jun 2008 | | | 1 Barringer Court, London Street, Godmanchester, Huntingdon, Cambs, PE29 2HU |
| IRVINE, Scott Macdonald RESIGNED | Secretary | 14 Nov 2001 | 19 Jan 2004 | | | 69 Streatham Court, Streatham High Road, London, SW16 1DJ |
| MURPHY, John Michael RESIGNED | Secretary | 04 Jul 1994 | 29 Oct 1996 | | | 16 Prestwood, Wexham, Slough, Berkshire, SL2 5TX |
| TURNER, George St John RESIGNED | Secretary | 18 May 2007 | 16 Jul 2007 | | | The Manse, Main Street, Bythorn, Cambridgeshire, PE28 0QR |
| WAKEFIELD, Barry John RESIGNED | Secretary | 30 Oct 1996 | 08 Jul 1997 | | | The Old Manse, 27 High Street, Ramsey, Cambridgeshire, PE26 1AE |
| WHITESIDE, Sonia Jane RESIGNED | Secretary | 18 Aug 2000 | 14 Nov 2001 | | | Basement Flat, 111 Liverpool Road, London, N1 0RG |
| WINCHESTER, Emma RESIGNED | Secretary | 19 Jan 2004 | 18 May 2007 | | | The Coach House, 173a Merton Road, London, SW19 1EE |
| BOASE, John Richard RESIGNED | Director | | 01 May 1992 | | January 1933 | 31 Bexton Lane, Knutsford, Cheshire, WA16 9BW |
| CORBISHLEY, Douglas Arnold RESIGNED | Director | | 31 Mar 1992 | | February 1936 | Drum House Beech Waye, Gerrards Cross, Buckinghamshire, SL9 8BL |
| EDEN-GREEN, Richard Beynon RESIGNED | Director | 29 Oct 2003 | 03 Mar 2010 | United Kingdom | January 1953 | 26th Floor, Portland House, Bressenden Place, London, SW1E 5EG |
| HAMPTON-COUTTS, Cheryl Jane RESIGNED | Director | 13 Jun 1997 | 08 Jul 1997 | | January 1959 | 17 Grosvenor Gardens, East Sheen, London, SW14 8BY |
| HARRISON, Martin Christopher James RESIGNED | Director | 17 Feb 2006 | 02 Oct 2007 | England | September 1964 | 45 Elmwood Road, London, W4 3DY |
| HURST, Gerald RESIGNED | Director | 01 Apr 1992 | 27 Mar 1997 | | February 1943 | 11 Cricket View, Milnrow, Rochdale, Lancashire, OL16 4JB |
| LEEK, Robert David RESIGNED | Director | 13 Jun 1997 | 08 Jul 1997 | United Kingdom | January 1965 | 40 Loveridge Road, London, NW6 2DT |
| NAGLE, John RESIGNED | Director | 27 Mar 1997 | 19 Dec 2002 | | December 1952 | 28 Haw Lane, Bledlow Ridge, High Wycombe, Buckinghamshire, HP14 4JJ |
| NEELY, Paul RESIGNED | Director | 13 Jun 1997 | 08 Jul 1997 | United Kingdom | July 1960 | 54 Mountfield Road, Finchley, London, N3 3NP |
| RIVETT, Michael John Edward RESIGNED | Director | 13 Jun 1997 | 08 Jul 1997 | United Kingdom | July 1940 | 61 Park End, Bromley, Kent, BR1 4AW |
| ROWLANDS, Robert William RESIGNED | Director | 19 Dec 2002 | 17 Feb 2006 | United Kingdom | August 1960 | 17 Beamish Close, Pewterspear Green, Appleton, Warrington, WA4 5RJ |
| SAMUEL, Michael John, Mr. RESIGNED | Director | 13 Jun 1997 | 08 Jul 1997 | England | January 1947 | 38 St Botolphs Road, Sevenoaks, Kent, TN13 3AG |
| TEATHER, Paul Adrian RESIGNED | Director | 01 Apr 1992 | 29 Oct 2003 | Uk | December 1946 | 36 Carlton Avenue, Wilmslow, Cheshire, SK9 4EP |
| TOMLINSON, Robert Michael RESIGNED | Director | 13 Jun 1997 | 08 Jul 1997 | | February 1947 | 89 Cambridge Road, London, SW20 0PU |