| HARBOUR ENERGY SECRETARIES LIMITED ACTIVE | Secretary | 31 May 2022 | | | | 151, Buckingham Palace Road, London, SW1W 9SZ, England |
| LANDES, Howard Ralph ACTIVE | Director | 15 Apr 2021 | | United Kingdom | December 1975 | C/O Teneo Financial Advisory Limited, The Colmore Building, 20 Colmore Circus Queensway, Birmingham, B4 6AT |
| RICKARD, Rachel Abigail ACTIVE | Director | 15 Apr 2021 | | England | March 1979 | C/O Teneo Financial Advisory Limited, The Colmore Building, 20 Colmore Circus Queensway, Birmingham, B4 6AT |
| CHAPMAN, Andrew David RESIGNED | Secretary | 08 Dec 2005 | 17 Nov 2006 | | | 17 Carlyle Crescent, Duncraig, Western Australia, 6023, FOREIGN, Australia |
| KAWAN, Heather Diane RESIGNED | Secretary | 16 Jan 2012 | 31 Jan 2014 | | | 23, Lower Belgrave Street, London, SW1W 0NR |
| LAMATTINA, Marian RESIGNED | Secretary | 17 Nov 2006 | 16 Jan 2007 | | | 54 Gardiner Street, Belmont, Western Australia 6104, Australia |
| RICKARD, Rachel Abigail RESIGNED | Secretary | 31 Jan 2014 | 18 Jan 2017 | | | 23, Lower Belgrave Street, London, SW1W 0NR |
| ROSE, Daniel Alexander RESIGNED | Secretary | 01 Nov 2018 | 31 May 2022 | | | 23, Lower Belgrave Street, London, SW1W 0NR, England |
| VICKERS, Julie Alison RESIGNED | Secretary | 18 Jan 2017 | 01 Nov 2018 | | | 23, Lower Belgrave Street, London, SW1W 0NR, United Kingdom |
| WHYMS, Eugene Gregory RESIGNED | Secretary | 16 Jan 2007 | 16 Jan 2012 | | | 23, Lower Belgrave Street, London, SW1W 0NR |
| COSEC SERVICES LIMITED RESIGNED | Secretary | 01 Dec 2004 | 16 Jan 2007 | | | 4th Floor, 15-16 New Burlington Street, London, W1S 3BJ |
| ALLAN, Robert Andrew RESIGNED | Director | 15 Oct 2012 | 25 Jun 2020 | United Kingdom | December 1959 | 23, Lower Belgrave Street, London, SW1W 0NR |
| BOOTH, Alan RESIGNED | Director | 16 Jan 2007 | 16 Jan 2012 | United Kingdom | March 1958 | 23, Lower Belgrave Street, London, SW1W 0NR |
| BROWN, James RESIGNED | Director | 06 Dec 2004 | 16 Jan 2007 | | February 1959 | 87-27 Wireless Road Lumpinee, Patumwan, Bangkok, 10330, FOREIGN, Thailand |
| CLARK, James Anthony RESIGNED | Director | 27 Oct 2009 | 16 Jan 2012 | England | September 1950 | 23, Lower Belgrave Street, London, SW1W 0NR |
| DIXON, Gregor RESIGNED | Director | 27 Jul 2006 | 16 Jan 2007 | | June 1945 | 49 Kingsway, Nedlands, 6009, Western Australia |
| DORE, Graham RESIGNED | Director | 16 Jan 2007 | 16 Jan 2012 | United Kingdom | December 1962 | 23, Lower Belgrave Street, London, SW1W 0NR |
| DURRANT, Anthony Richard Charles RESIGNED | Director | 16 Jan 2012 | 16 Dec 2020 | United Kingdom | August 1958 | 23, Lower Belgrave Street, London, SW1W 0NR |
| GIBB, Andrew George RESIGNED | Director | 18 Jan 2017 | 15 Apr 2021 | United Kingdom | October 1968 | 23, Lower Belgrave Street, London, SW1W 0NR, United Kingdom |
| HAWKINGS, Neil RESIGNED | Director | 16 Jan 2012 | 30 Jun 2016 | United Kingdom | March 1961 | 23, Lower Belgrave Street, London, SW1W 0NR |
| HUDDLE, Stephen Charles RESIGNED | Director | 16 Jan 2012 | 29 May 2015 | England | February 1951 | 23, Lower Belgrave Street, London, SW1W 0NR |
| LOCKETT, Simon Charles RESIGNED | Director | 16 Jan 2012 | 15 Aug 2014 | England | September 1964 | 23, Lower Belgrave Street, London, SW1W 0NR |
| LODGE, Andrew Geoffrey RESIGNED | Director | 16 Jan 2012 | 30 Jun 2015 | England | June 1956 | 23, Lower Belgrave Street, London, SW1W 0NR |
| RICKARD, Rachel Abigail RESIGNED | Director | 29 May 2015 | 18 Jan 2017 | England | March 1979 | 23, Lower Belgrave Street, London, SW1W 0NR |
| ROSE, Richard Andrew RESIGNED | Director | 01 Oct 2014 | 15 Apr 2021 | England | November 1972 | 23, Lower Belgrave Street, London, SW1W 0NR |
| TATHAM, Sacha Chelsea RESIGNED | Director | 01 Dec 2004 | 07 Dec 2004 | | March 1976 | Flat 2 St Saviours House, 21 Bermondsey Wall West, London, SE16 4TJ |
| WHITBY, David Robert RESIGNED | Director | 06 Dec 2004 | 16 Jan 2007 | | June 1955 | Lot 1 Bessell Road, Rmb242 Rosa Glen, 6285, Australia |
| WHYMS, Eugene Gregory RESIGNED | Director | 16 Jan 2007 | 16 Jan 2012 | United Kingdom | July 1957 | 23, Lower Belgrave Street, London, SW1W 0NR |