| BP SECRETARIES LIMITED ACTIVE | Secretary | 06 May 2026 | | | | Chertsey Road, Sunbury On Thames, Middlesex, TW16 7BP, England |
| SUNBURY SECRETARIES LIMITED ACTIVE | Secretary | 01 Jul 2010 | | | | 1 Chamberlain Square Cs, Birmingham, B3 3AX, England |
| JAIN, Ranjan Suresh ACTIVE | Director | 01 Apr 2025 | | United Kingdom | July 1974 | Technology Centre, Whitchurch Hill, Pangbourne, Reading, RG8 7QR |
| KASHYAP, Shalini ACTIVE | Director | 31 May 2024 | | England | September 1979 | Technology Centre, Whitchurch Hill, Pangbourne, Reading, RG8 7QR |
| LOCKETT, Christopher John ACTIVE | Director | 11 Dec 2023 | | England | September 1974 | Technology Centre, Whitchurch Hill, Pangbourne, Reading, RG8 7QR |
| ALI, Yasin Stanley, Mr. RESIGNED | Secretary | 12 Apr 2001 | 30 Jun 2010 | | | 15, Highfield Hall, Tyttenhanger, Herts., AL4 0LE, England |
| BUSSON, Alan Paul RESIGNED | Secretary | 14 Jan 1994 | 01 May 2001 | | | 41 Home Close, Chiseldon, Swindon, Wiltshire, SN4 0ND |
| DUNLOP, David William RESIGNED | Secretary | | 14 Jan 1994 | | | Royden, 49 Ledborough Lane, Beaconsfield, Buckinghamshire |
| ENG, Christopher Kuangcheng Gerald RESIGNED | Secretary | 23 Mar 2009 | 30 Jun 2010 | | | 12, Queens Road, Guildford, Surrey, GU1 1UW |
| WRIGHT, Rebecca Jayne RESIGNED | Secretary | 12 Apr 2001 | 30 Jun 2010 | | | Wakefield House, Pipers Way, Swindon, Wiltshire, SN3 1RE |
| ALLNOCH, Volker Uwe, Herr RESIGNED | Director | 01 Mar 1994 | 30 Sep 2000 | | July 1941 | Withered Heath, Bourton Grange Bourton, Swindon, Wiltshire, SN6 8HZ |
| BALDRY, David Andrew James RESIGNED | Director | 10 Jul 2000 | 15 Sep 2006 | United Kingdom | June 1955 | Frethorne House, New Road, Childrey, Wantage, Oxfordshire, OX12 9PG |
| BARDIN, Luc RESIGNED | Director | 30 Dec 2000 | 01 Dec 2001 | | March 1957 | Donnington Holt, Wantage Road, Donnington, Newbury, Berkshire, RG14 3BA |
| BASTOS, Jorge Mauricio Costa RESIGNED | Director | 01 Jan 2013 | 23 Apr 2013 | United Kingdom | September 1958 | Wakefield House, Pipers Way, Swindon, Wiltshire, SN3 1RE |
| BAUDRY, Frederic Jean RESIGNED | Director | 15 Sep 2006 | 18 Mar 2009 | | August 1965 | Sheerwater Farm Cottage, Sheerwater Road, West Byfleet, Surrey, KT14 6AB |
| BRAND, Marcia Anne RESIGNED | Director | 01 Apr 2014 | 01 Apr 2015 | United Kingdom | March 1960 | Wakefield House, Pipers Way, Swindon, Wiltshire, SN3 1RE |
| BRIGGS, John Stuart RESIGNED | Director | 01 Feb 1998 | 01 Mar 2004 | Unitied Kingdom | July 1946 | 10 Kesteven Grove, Crowle, North Lincolnshire, DN17 4NX |
| BYSOUTH, Paul RESIGNED | Director | 01 Feb 1998 | 30 Sep 2000 | | February 1957 | 9 Beverley Close, Camberley, Surrey, GU15 1HF |
| CAREY, John Joseph RESIGNED | Director | 01 Jun 2010 | 01 Apr 2014 | United Kingdom | August 1962 | Wakefield House, Pipers Way, Swindon, Wiltshire, SN3 1RE |
| CARLISLE, William Daniel, Dr RESIGNED | Director | 08 Jan 2020 | 01 Dec 2021 | United Kingdom | February 1964 | Technology Centre, Whitchurch Hill, Pangbourne, Reading, RG8 7QR |
| CONSIDINE, Anthony Talbot Heffernan James RESIGNED | Director | 10 Jul 2000 | 01 Dec 2002 | | April 1954 | Alderbourne, Blackpond Lane, Farnham Common, Bucks, SL2 3EN |
| COOK, Jeremy Tardrew RESIGNED | Director | 01 Nov 2002 | 01 Jul 2005 | | September 1950 | 42 Acacia Road, Hampton, Middlesex, TW12 3DS |
| CRANE JR, Thomas Robert RESIGNED | Director | | 01 Feb 1998 | | March 1940 | 114 Highland Avenue, Ridgewood, New Jersey 07450, FOREIGN, Usa |
| DEARDEN, Michael Bailey RESIGNED | Director | 01 Feb 1998 | 30 Dec 2000 | United Kingdom | September 1942 | Rockfield House, Rockmill, Stroud, Gloucestershire, GL6 6LF |
| ELLICOCK, John Henry RESIGNED | Director | | 01 Feb 1998 | United Kingdom | June 1946 | Longmead House, Andover, Hampshire, SP11 6PZ |
| ERGINBILGIC, Mehmet Tufan RESIGNED | Director | 15 Sep 2006 | 05 Nov 2007 | | September 1959 | 18 Gayton Crescent, Hampstead, London, NW3 1UA |
| FRY, Jonathan Michael RESIGNED | Director | | 01 Feb 1998 | | August 1937 | Beechingstoke Manor, Pewsey, Marlborough, Wilts, SN9 6HQ |
| HARDY, Brian RESIGNED | Director | | 10 Jul 2000 | England | January 1942 | 8 Bardwell Road, Oxford, Oxfordshire, OX2 6SW |
| HEWINS, Ralph Rex RESIGNED | Director | 06 Dec 2007 | 01 Jan 2010 | United Kingdom | May 1963 | Wakefield House, Pipers Way, Swindon, Wiltshire, SN3 1RE |
| JAMES, Kevin Lee RESIGNED | Director | 01 Dec 2002 | 15 Sep 2006 | | December 1957 | Rushtons, 5 Broad Highway, Cobham, Surrey, KT11 2RR |
| JOHNSON, Michael, Mr. RESIGNED | Director | 01 Jul 2005 | 22 Jul 2013 | United Kingdom | February 1954 | Wakefield House, Pipers Way, Swindon, Wiltshire, SN3 1RE |
| JOHNSON, Michael RESIGNED | Director | 30 Dec 2000 | 01 Dec 2001 | | February 1954 | School Hill House, School Hill, Brinkworth, Chippenham, Wiltshire, SN15 5AX |
| KIMBERLEY, Philip Andrew RESIGNED | Director | 01 Jan 1995 | 31 Dec 1998 | England | February 1950 | 30 Mill Lane, Gerrards Cross, Buckinghamshire, SL9 8BA |
| MCCONNON, Peter Joseph Steven RESIGNED | Director | 02 Jan 2008 | 31 Dec 2012 | | February 1960 | Wakefield House, Pipers Way, Swindon, Wiltshire, SN3 1RE |
| MILLER, Paul Richard RESIGNED | Director | 01 Jan 2023 | 31 May 2024 | England | September 1970 | Technology Centre, Whitchurch Hill, Pangbourne, Reading, RG8 7QR |
| MOLINARI, Gian Franco, Dr RESIGNED | Director | | 31 Dec 1994 | | April 1935 | Via Friuli 51, 20135 Milan, FOREIGN, Italy |
| MOORE, Andrew Michael RESIGNED | Director | 31 Jan 2020 | 11 Dec 2023 | England | October 1964 | Technology Centre, Whitchurch Hill, Pangbourne, Reading, RG8 7QR |
| MUTCHELL, Robert David RESIGNED | Director | 01 Nov 2018 | 01 Apr 2025 | England | January 1974 | Technology Centre, Whitchurch Hill, Pangbourne, Reading, RG8 7QR |
| ODOGWU, Daniel Chukumah, Mr. RESIGNED | Director | 03 Dec 2017 | 08 Jan 2020 | United Kingdom | January 1966 | Technology Centre, Whitchurch Hill, Pangbourne, Reading, RG8 7QR |
| PIKE, James Robert Provan RESIGNED | Director | 01 Jul 1994 | 31 Dec 1994 | | June 1955 | Home Farm House Crudwell Road, Charlton Park, Malmesbury, Wiltshire, SN16 9RX |
| PRINGLE, Ian Norman RESIGNED | Director | | 30 Sep 2000 | | July 1950 | Gadwell House, Fowlers Hill, Quenington, Cirencester, GL7 5DB |
| PROPHET, James Michael John RESIGNED | Director | | 30 Jun 1999 | | March 1945 | Rydon Lawns, Old Rydon Lane, Exeter, Devon, EX2 7JZ |
| RIDGEWELL, Brian John, Dr RESIGNED | Director | | 31 Dec 1994 | British | November 1936 | Lower Barn Fields Road, Chedworth, Cheltenham, Gloucestershire, GL54 4NJ |
| ROW, Andrew George Stephen RESIGNED | Director | 01 Jan 2010 | 01 Feb 2018 | United Kingdom | October 1963 | Technology Centre, Whitchurch Hill, Pangbourne, Reading, RG8 7QR, United Kingdom |
| RYDER, Fiona Victoria, Mrs. RESIGNED | Director | 26 Feb 2018 | 01 Aug 2018 | England | January 1975 | Technology Centre, Whitchurch Hill, Pangbourne, Reading, RG8 7QR |
| SMITH, Martin Graham RESIGNED | Director | 01 Jan 1995 | 31 Oct 2000 | | December 1943 | 25 Grove Park Road, London, W4 3RT |
| SMITH, Martin Graham RESIGNED | Director | | 31 Jul 1992 | | December 1943 | 7 St Stephens Avenue, London, W12 |
| STEVENSON, Timothy Edwin Paul RESIGNED | Director | 01 Aug 1993 | 10 Jul 2000 | United Kingdom | May 1948 | 263 Woodstock Road, Oxford, Oxfordshire, OX2 7AE |
| SUBRAMANIAM, Ramchander Avanavadi RESIGNED | Director | 10 Feb 2016 | 31 Aug 2022 | England | August 1962 | Technology Centre, Whitchurch Hill, Pangbourne, Reading, RG8 7QR |
| SUTTON, Frederick Malcolm Neil RESIGNED | Director | 23 Apr 2013 | 01 Dec 2017 | United Kingdom | March 1960 | Technology Centre, Whitchurch Hill, Pangbourne, Reading, RG8 7QR, United Kingdom |
| TAVOLETTI, Riccardo RESIGNED | Director | 08 Jan 2020 | 01 Dec 2021 | England | March 1969 | Technology Centre, Whitchurch Hill, Pangbourne, Reading, RG8 7QR |
| TURNER, Paul Ian Winton RESIGNED | Director | 01 Apr 2015 | 08 Jan 2020 | United Kingdom | July 1963 | Technology Centre, Whitchurch Hill, Pangbourne, Reading, RG8 7QR, United Kingdom |
| VICKERS, Jonathan Lincoln RESIGNED | Director | 01 Jan 1995 | 01 Sep 1998 | United Kingdom | July 1954 | 15 The Whiteway, Cirencester, Gloucestershire, GL7 2ER |
| WARNOCK, Rosemary RESIGNED | Director | 01 Mar 2004 | 01 Jul 2005 | | April 1947 | 14/79a Randolph Avenue, London, W9 1DW |
| WATERMAN, Lynn Paul, Mr. RESIGNED | Director | 22 Jul 2013 | 31 Dec 2015 | United States | July 1964 | Technology Centre, Whitchurch Hill, Pangbourne, Reading, RG8 7QR, United Kingdom |
| WATERMAN, Lynn Paul RESIGNED | Director | 01 Aug 2009 | 01 Jun 2010 | | July 1964 | Wakefield House, Pipers Way, Swindon, Wiltshire, SN3 1RE |
| WRIGHT, Steven Mather RESIGNED | Director | 01 Jul 2005 | 01 Aug 2007 | | April 1956 | 2 Abbey Gardens, London, NW8 9AT |