| HARBOUR ENERGY SECRETARIES LIMITED ACTIVE | Secretary | 10 Oct 2022 | | | | 151, Buckingham Palace Road, London, SW1W 9SZ, England |
| BARR, Scott ACTIVE | Director | 12 Dec 2024 | | Scotland | July 1976 | 151, Buckingham Palace Road, London, SW1W 9SZ, England |
| LANDES, Howard Ralph ACTIVE | Director | 20 Oct 2021 | | United Kingdom | December 1975 | 151, Buckingham Palace Road, London, SW1W 9SZ, England |
| SCOTT, Russell ACTIVE | Director | 12 Dec 2024 | | Scotland | September 1973 | 151, Buckingham Palace Road, London, SW1W 9SZ, England |
| BARRY, Chloe Silvana RESIGNED | Secretary | 22 Jul 2013 | 31 Jul 2016 | | | Shell Centre, London, SE1 7NA, United Kingdom |
| DUNN, Rebecca Louise RESIGNED | Secretary | 23 Sep 2010 | 31 May 2016 | | | 100, Thames Valley Park Drive, Reading, Berkshire, RG6 1PT, United Kingdom |
| ENNETT, Cayley Louise RESIGNED | Secretary | 01 Oct 2015 | 31 Jul 2016 | | | Shell Centre, London, SE1 7NA, United Kingdom |
| GRIFFIN, John Edward Henry RESIGNED | Secretary | 30 Jun 1995 | 22 Apr 2003 | | | 155 Cannon Lane, Pinner, Middlesex, HA5 1HU |
| GRIFFIN, John Edward Henry RESIGNED | Secretary | | 02 Feb 1995 | | | 155 Cannon Lane, Pinner, Middlesex, HA5 1HU |
| HUGHES, Graham Paul RESIGNED | Secretary | 02 Feb 1995 | 16 Apr 1996 | | | Amoretto 70 Frithwood Lane, Billericay, Essex, CM12 9PW |
| INMAN, Carol Susan RESIGNED | Secretary | 22 Apr 2003 | 22 Jul 2013 | | | 100 Thames Valley Park Drive, Reading, Berkshire, RG6 1PT |
| LANDES, Howard Ralph RESIGNED | Secretary | 24 Oct 2017 | 10 Oct 2022 | | | Brettenham House, Lancaster Place, London, WC2E 7EN, England |
| MARKHAM, Una RESIGNED | Secretary | 03 Oct 1996 | 07 Sep 2001 | | | 18 Howard Road, Wokingham, Berkshire, RG40 2BX |
| MCCULLOCH, Alan William RESIGNED | Secretary | 14 Sep 2007 | 27 Apr 2012 | | | 100 Thames Valley Park Drive, Reading, Berkshire, RG6 1PT |
| MOORE, Paul Anthony RESIGNED | Secretary | 05 Aug 2005 | 14 Sep 2007 | | | 1 Holmlea Road, Datchet, Slough, Berkshire, SL3 9HG |
| SADLER, John Michael RESIGNED | Secretary | | 30 Jun 1995 | | | 32 Tewkesbury Avenue, Pinner, Middlesex, HA5 5LH |
| THOMAS, Luke RESIGNED | Secretary | 25 Aug 1998 | 14 Jan 1999 | | | 94 Watcombe Road, South Norwood, London, SE25 4UZ |
| SHELL CORPORATE SECRETARY LIMITED RESIGNED | Secretary | 31 Jul 2016 | 24 Oct 2017 | | | Shell Centre, London, SE1 7NA, England |
| AFFLECK, Lewis Grant RESIGNED | Director | 04 Aug 2008 | 12 Jul 2010 | United Kingdom | April 1956 | 100 Thames Valley Park Drive, Reading, Berkshire, RG6 1PT |
| ALMANZA, Ashley Martin RESIGNED | Director | 07 Feb 2001 | 09 Sep 2002 | United Kingdom | March 1963 | Laurel Heath, Heath Rise, Virginia Water, Surrey, GU25 4AX |
| ASPDEN, Christopher Jonathan RESIGNED | Director | 26 Jul 2012 | 04 Jul 2014 | United Kingdom | June 1959 | 100 Thames Valley Park Drive, Reading, Berkshire, RG6 1PT |
| BEALL, Arthur Oren, Dr RESIGNED | Director | | 31 Oct 1993 | | December 1936 | 3608 Wickersham Lane, Houston, Texas 77027, Usa |
| BRAY, Ken, Dr RESIGNED | Director | | 03 Aug 1993 | United Kingdom | March 1943 | 5 Macaulay Bldgs, Widcombe Hill, Bath, Avon, BA2 6AS |
| BROWN, Malcolm Archibald Halliday RESIGNED | Director | 07 Feb 2001 | 01 Sep 2002 | United Kingdom | May 1953 | Hill Rising, Green Lane, Pangbourne, Berkshire, RG8 8LD |
| BURRARD-LUCAS, Stephen Charles RESIGNED | Director | 16 Apr 1996 | 30 Nov 1998 | United Kingdom | April 1954 | 50 The Rise, Sevenoaks, Kent, TN13 1RL |
| CARNE, Mark Milford Power RESIGNED | Director | 23 Oct 2006 | 10 Nov 2009 | England | February 1959 | Stocks Farm House, The Street, Bramley, Tadley, Hampshire, RG26 5BP |
| CHAPMAN, Frank Joseph RESIGNED | Director | 26 Nov 1996 | 07 Feb 2001 | | June 1953 | Marden House, Beech Drive, Kingswood, Surrey, KT20 6PP |
| COLLINGWOOD, Jonathan Mark RESIGNED | Director | 12 Dec 2011 | 03 Oct 2014 | United Kingdom | August 1964 | 100 Thames Valley Park Drive, Reading, Berkshire, RG6 1PT |
| COLLINS, Paul Anthony, Dr RESIGNED | Director | | 03 Aug 1993 | | April 1947 | 5 Hanover Court, London, SW19 4NY |
| COX, Christopher Martin RESIGNED | Director | 08 Sep 2006 | 04 Aug 2008 | England | March 1961 | Churchill House, Ellwood Road, Beaconsfield, Buckinghamshire, HP9 1EN |
| DALTON, Howard William RESIGNED | Director | | 28 Dec 1994 | | May 1934 | Osprey House Friary Hall, Friary Road, Ascot, Berkshire, SL5 9HD |
| DARLOW, Nigel Robert RESIGNED | Director | 22 Jun 2006 | 08 Sep 2006 | United Kingdom | June 1966 | The Old Forge, 2 Blacksmiths Lane, Eydon, Daventry, Northamptonshire, NN11 3PF |
| DEN HARTIGH, Ernst RESIGNED | Director | 19 Dec 2014 | 31 Aug 2016 | United Kingdom | April 1958 | Shell Centre, London, SE1 7NA, United Kingdom |
| DOUGHTY, Donald Glenwood RESIGNED | Director | 01 Nov 1999 | 31 Aug 2000 | | February 1956 | Arlington House, 5 Coombe Hill Court St Leonards Hill, Windsor, Berkshire, SL4 4UL |
| EIDE, Marianne Wold RESIGNED | Director | 18 Oct 2016 | 24 Oct 2017 | Norway | September 1969 | Brettenham House, Lancaster Place, London, WC2E 7EN, England |
| FRIEDLANDER, Colin David RESIGNED | Director | 16 Apr 1996 | 02 Jun 1997 | | June 1947 | Tanyard Tanners Lane, Eynsham, Witney, Oxfordshire, OX29 4HJ |
| FRIEDRICH, William Michael RESIGNED | Director | 01 Jan 1999 | 07 Feb 2001 | | January 1949 | Eagle House, 108-110 Jermyn Street, London, SW1Y 6RP |
| GREGORY, Jack Lee RESIGNED | Director | | 31 Jan 1994 | | January 1932 | 4918 Westerham, Fulshear, Texas 77441, Usa |
| GRIFFIN, John Edward Henry RESIGNED | Director | 30 Jun 1995 | 16 Apr 1996 | | January 1949 | 155 Cannon Lane, Pinner, Middlesex, HA5 1HU |
| GRIFFIN, John Edward Henry RESIGNED | Director | 28 Dec 1994 | 02 Feb 1995 | | January 1949 | 155 Cannon Lane, Pinner, Middlesex, HA5 1HU |
| HADFIELD, John Paul Simeon RESIGNED | Director | 03 Oct 2014 | 09 Jan 2017 | Scotland | January 1975 | Shell Centre, London, SE1 7NA, United Kingdom |
| HEWITT, Ian RESIGNED | Director | 01 Sep 2002 | 22 Jun 2006 | United Kingdom | April 1957 | Cherry Tree Cottage, Witheridge Hill, Henley On Thames, Oxfordshire, RG9 5PH |
| HOUSTON, Martin Joseph RESIGNED | Director | 01 Jan 1999 | 07 Feb 2001 | | November 1957 | Locksley, 3 Shalford Road, Guildford, Surrey, GU4 8AA |
| HUGHES, Graham Paul RESIGNED | Director | 02 Feb 1995 | 16 Apr 1996 | | November 1963 | Amoretto 70 Frithwood Lane, Billericay, Essex, CM12 9PW |
| HUGHES, John David RESIGNED | Director | 01 Nov 2010 | 05 Jan 2012 | United Kingdom | September 1964 | 100 Thames Valley Park Drive, Reading, Berkshire, RG6 1PT |
| JUNGELS, Pierre Jean Marie Henri, Doctor RESIGNED | Director | 16 Apr 1996 | 24 Sep 1996 | | February 1944 | Chauffeurs Cottage 11 The Brookmill, Coley Park Farm, Reading, Berkshire, RG1 6DD |
| KEMSHELL, David Michael RESIGNED | Director | 16 Feb 2016 | 30 Sep 2016 | United Kingdom | August 1963 | Shell Centre, London, SE1 7NA, United Kingdom |
| KIRK, Philip Andrew RESIGNED | Director | 24 Oct 2017 | 28 Feb 2022 | England | May 1966 | Brettenham House, Lancaster Place, London, WC2E 7EN, England |
| KLAP, Frits Michiel Alexander RESIGNED | Director | 18 Oct 2016 | 24 Oct 2017 | United Kingdom | May 1977 | Brettenham House, Lancaster Place, London, WC2E 7EN, England |
| KRANE, Alexander Lorentzen RESIGNED | Director | 20 Oct 2021 | 12 Dec 2024 | Norway | March 1976 | 151, Buckingham Palace Road, London, SW1W 9SZ, England |
| LOOKER, Garry RESIGNED | Director | 09 Sep 2002 | 11 Feb 2005 | | May 1958 | Willowhale, Adversane Lane, Adversane, Billingshurst, West Sussex, RH14 9JN |
| MARTIN-DAVIS, Andrew RESIGNED | Director | 02 Mar 2015 | 31 May 2016 | United Kingdom | November 1961 | 100 Thames Valley Park Drive, Reading, Berkshire, RG6 1PT |
| MARTIN-DAVIS, Andrew RESIGNED | Director | 11 Feb 2005 | 11 Dec 2009 | United Kingdom | November 1961 | 100 Thames Valley Park Drive, Reading, Berkshire, RG6 1PT |
| MCMANUS, David RESIGNED | Director | 23 May 2000 | 07 Feb 2001 | United Kingdom | June 1953 | Broome, Herbert Road, Fleet, Hants, GU51 4JN |
| MURPHY, Brian Peter RESIGNED | Director | | 18 Mar 1994 | England | August 1950 | Sylvae Forest Road, Pyrford, Surrey, GU22 8LS |
| O'SHEA, Christopher Michael RESIGNED | Director | 11 Dec 2009 | 01 Nov 2010 | United Kingdom | October 1973 | 100 Thames Valley Park Drive, Reading, Berkshire, RG6 1PT |
| OSBORNE, Andrew Jon RESIGNED | Director | 24 Oct 2017 | 26 Oct 2021 | United Kingdom | November 1969 | Brettenham House, Lancaster Place, London, WC2E 7EN, England |
| ROBERTS, David E RESIGNED | Director | 11 Feb 2005 | 10 Mar 2006 | | July 1960 | 6 Lyndhurst Gate, Weybridge, Surrey, KT13 9YS |
| SADLER, John Michael RESIGNED | Director | 29 Dec 1994 | 30 Jun 1995 | | March 1956 | 32 Tewkesbury Avenue, Pinner, Middlesex, HA5 5LH |
| SAMUEL, Marcus Andrew RESIGNED | Director | 04 Oct 2012 | 19 Dec 2014 | Scotland | July 1969 | 100 Thames Valley Park Drive, Reading, Berkshire, RG6 1PT |
| SPROUSE, Rolynda Ann RESIGNED | Director | 16 Feb 2016 | 31 Oct 2016 | United Kingdom | August 1966 | Shell Centre, London, SE1 7NA, United Kingdom |
| THORNLEY, Brian Ralph RESIGNED | Director | 16 Apr 1996 | 01 Nov 1999 | | November 1946 | 18 Roopers, Speldhurst, Kent, TN3 0QL |
| TRAFFORD, Edward Le Marchant RESIGNED | Director | 01 Jan 1999 | 31 Aug 2000 | | December 1945 | Flat 9, 25 De Vere Gardens, London, W8 5AN |
| TUCKER, Roger Morris, Dr RESIGNED | Director | 11 Dec 2009 | 20 Dec 2012 | United Kingdom | February 1956 | 100, Thames Valley Park Drive, Reading, Berkshire, RG6 1PT, United Kingdom |
| VAN BUNNIK, Johannes Simon Maria RESIGNED | Director | 01 Mar 2017 | 24 Oct 2017 | United Kingdom | November 1966 | Brettenham House, Lancaster Place, London, WC2E 7EN, England |
| WALSHE, Edward Thomas, Dr RESIGNED | Director | 03 Oct 1996 | 01 Nov 1999 | | May 1941 | 18a South Bay Road, Hong Kong, FOREIGN |
| WEBB, Adrian Rawdon RESIGNED | Director | | 28 Dec 1994 | | December 1947 | Little Oaks Aspen Close, Stoke Dabernon, Cobham, Surrey, KT11 3AD |
| WHYTE, Stephen James RESIGNED | Director | 10 Aug 2010 | 07 Nov 2011 | United Kingdom | January 1966 | 100, Thames Valley Park Drive, Reading, Berkshire, RG6 1PT, United Kingdom |
| WORMLEY, Jon Clarke RESIGNED | Director | 01 Dec 1998 | 30 Dec 2004 | | May 1948 | Upper Court, Forest Road, Pyrford, Surrey, GU22 8NA |