| SWARATMIKA, Swaratmika ACTIVE | Secretary | 06 May 2025 | | | | Suez House, Grenfell Road, Maidenhead, Berkshire, SL6 1ES |
| THORN, Christopher Derrick ACTIVE | Director | 01 Feb 2020 | | England | April 1981 | Suez House, Grenfell Road, Maidenhead, Berkshire, SL6 1ES |
| CUBITT, Richard RESIGNED | Secretary | 06 Sep 2005 | 01 May 2007 | | | 23 Mill Road, Aylsham, NR11 6DS |
| KNIGHT, Joan RESIGNED | Secretary | 03 Jun 2015 | 06 May 2025 | | | Suez House, Grenfell Road, Maidenhead, Berkshire, SL6 1ES, England |
| LUMMIS, Adrian Mark RESIGNED | Secretary | 17 Oct 1994 | 06 Sep 2005 | | | Fonnereau House The Street, Weybread, Diss, Norfolk, IP21 5TL |
| MCKENNA-MAYES, Graham Arthur RESIGNED | Secretary | 01 May 2007 | 05 Jan 2009 | | | 38 Bremer Road, Staines, Middlesex, TW18 4HU |
| THOMPSON, Mark Hedley RESIGNED | Secretary | 05 Jan 2009 | 03 Jun 2015 | | | Sita House, Grenfell Road, Maidenhead, Berkshire, SL6 1ES |
| SWIFT INCORPORATIONS LIMITED RESIGNED | Nominee Secretary | 17 Oct 1994 | 17 Oct 1994 | | | 26, Church Street, London, NW8 8EP |
| CHAPRON, Christophe Andre Bernard RESIGNED | Director | 01 May 2007 | 29 Feb 2016 | England | October 1964 | Suez House, Grenfell Road, Maidenhead, Berkshire, SL6 1ES, England |
| CUBITT, Richard RESIGNED | Director | 06 Sep 2005 | 01 May 2007 | England | August 1948 | 23 Mill Road, Aylsham, NR11 6DS |
| DUVAL, Florent Thierry Antoine RESIGNED | Director | 01 Feb 2016 | 31 Oct 2021 | England | February 1976 | Suez House, Grenfell Road, Maidenhead, Berkshire, SL6 1ES |
| EDWARDS, Douglas RESIGNED | Director | 17 Oct 1994 | 06 Sep 2005 | United Kingdom | November 1959 | Roundwood Farm, Stutton, Ipswich, Suffolk, IP9 2SY |
| EDWARDS, Frederick RESIGNED | Director | 17 Oct 1994 | 06 Sep 2005 | United Kingdom | August 1934 | The Croft, The Street Denham, Eye, Suffolk, IP21 5EX |
| EDWARDS, James RESIGNED | Director | 17 Oct 1994 | 06 Sep 2005 | | May 1964 | Field Cottage, Denham Street Denham, Eye, Suffolk, IP21 5EX |
| HJORT, Per-Anders RESIGNED | Director | 01 May 2007 | 01 Oct 2008 | | December 1958 | Flat 76, 21 Sheldon Square, Paddington London, W2 6DS |
| PALMER-JONES, David Courtenay RESIGNED | Director | 01 Oct 2008 | 03 Jun 2015 | United Kingdom | April 1963 | Suez House, Grenfell Road, Maidenhead, Berkshire, SL6 1ES, England |
| SERRUYS, Andre Paul RESIGNED | Director | 06 Sep 2005 | 01 May 2007 | | November 1956 | The Old Rectory, Whinburgh, Dereham, Norfolk, NR19 1QS |