| KHATRI, Yogesh ACTIVE | Director | 24 Jun 2013 | | England | October 1965 | 216, Bath Road, Slough, Berkshire, SL1 4EN, England |
| REYNDERS, Nico Victor ACTIVE | Director | 01 Dec 2024 | | United Kingdom | August 1972 | 208 Bath Road, Slough, Berkshire, SL1 3WE |
| HARDY, Mark Glyn RESIGNED | Secretary | 31 Dec 2004 | 01 Oct 2023 | | | 216 Bath Road, Slough, Berkshire, SL1 4EN |
| HORTON, David Michael RESIGNED | Secretary | 30 Nov 2000 | 01 Oct 2004 | | | 3 Howgill Close, Bolton Low Houses, Wigton, Cumbria, CA7 8PG |
| JONES, Stephen Charles RESIGNED | Secretary | 01 Oct 2004 | 31 Dec 2004 | | | 216 Bath Road, Slough, Berkshire, SL1 4EN |
| STEWART SMITH, Rupert Ean RESIGNED | Secretary | | 30 Nov 2000 | | | Clements, The Greenkingham, Chipping Norton, Oxfordshire, OX7 6YD |
| BAINS, Harbinder Singh RESIGNED | Director | 01 Jan 2005 | 28 Feb 2006 | | June 1965 | 216 Bath Road, Slough, Berkshire, SL1 4EN |
| BRADING, Claire RESIGNED | Director | 01 Jan 2021 | 01 Dec 2024 | England | September 1981 | 216, Bath Road, Slough, Berkshire, SL1 4EN, England |
| COOMBES, Dan RESIGNED | Director | 08 Oct 2018 | 01 Jan 2021 | United Kingdom | May 1975 | 208 Bath Road, Slough, Berkshire, SL1 3WE |
| CROUFER, Edouard RESIGNED | Director | 23 Mar 1993 | 01 Oct 2003 | | April 1947 | Avenue Des Ajones 1, Brussels, Belgium |
| DE LA HANAIDE, Thierry RESIGNED | Director | | 31 Aug 1996 | | April 1940 | Bozenlaan 26, Overijse, 3090, Belgium |
| HARDY, Mark Glyn RESIGNED | Director | 31 Dec 2004 | 01 Oct 2023 | United Kingdom | June 1953 | 216 Bath Road, Slough, Berkshire, SL1 4EN |
| JACOBS, Georges, Baron RESIGNED | Director | | 31 Dec 2004 | | September 1940 | Poverstraat 5, 1881 Merchtem, Belgium |
| JANSSEN, Daniel Emmanuel Adrian Rene, Baron RESIGNED | Director | | 30 Apr 2001 | | April 1936 | La Ronciere, 108 Avenue Ernest Solvay, La Hulpe, 1310, Belgium |
| JONES, Stephen Charles RESIGNED | Director | 01 Oct 2004 | 30 Jun 2013 | United Kingdom | August 1952 | 216 Bath Road, Slough, Berkshire, SL1 4EN |
| LOWTHER, William RESIGNED | Director | 18 Jun 1996 | 16 Sep 1996 | England | November 1939 | 13 St Aidans Road, Carlisle, Cumbria, CA1 1LS |
| MISSORTEN, Luc RESIGNED | Director | 01 Jan 2005 | 30 Sep 2007 | | June 1955 | 216 Bath Road, Slough, Berkshire, SL1 4EN |
| OLUWA, Olufunlayo Modupe RESIGNED | Director | 01 Jan 2024 | 01 Dec 2024 | United Kingdom | January 1968 | 208 Bath Road, Slough, Berkshire, SL1 3WE |
| PRADIER, Jean Pierre RESIGNED | Director | 01 Jan 2005 | 24 Apr 2008 | | April 1943 | 216 Bath Road, Slough, Berkshire, SL1 4EN |
| STEWART SMITH, Rupert Ean RESIGNED | Director | | 30 Nov 2000 | | November 1935 | Clements, The Greenkingham, Chipping Norton, Oxfordshire, OX7 6YD |
| THILTGES, Alain RESIGNED | Director | | 30 Jun 1993 | | July 1929 | Avenue Bassine 62, Rhode-St-Genese, FOREIGN, Belgium |
| TURLEY, Stephen RESIGNED | Director | 13 Apr 2017 | 08 Oct 2018 | England | July 1969 | 216, Bath Road, Slough, SL1 3WE, England |
| VAN ASSCHE, Ben Charles RESIGNED | Director | | 28 Feb 2005 | | February 1946 | Hof Ter Weerdestraat 16, Grimbergen, 1850, Belgium |
| WIERS, Marc RESIGNED | Director | 01 Apr 1994 | 31 Dec 2004 | | April 1954 | Outre-Le-Pont 261, Echarlens, 1646, Switzerland |