| BEDDALL, Colin David, Mr. ACTIVE | Director | 04 Aug 2022 | | United Kingdom | July 1970 | 29, Lauderdale Mansions, Lauderdale Road, London, W9 1LX, United Kingdom |
| DROY MOORE, Pauline RESIGNED | Secretary | 22 Jun 2010 | 31 Dec 2015 | | | Schlumberger House, Buckingham Gate, Gatwick Airport, West Sussex, RH6 ONZ, United Kingdom |
| HIGGINS, Mark Roman RESIGNED | Secretary | 29 May 2020 | 30 Jul 2021 | | | 62, Buckingham Gate, London, England And Wales, SW1E 6AJ, United Kingdom |
| SMOKER, Simon RESIGNED | Secretary | 01 Jan 2016 | 29 May 2020 | | | Schlumberger House, Buckingham Gate, Gatwick Airport, West Sussex, RH6 0NZ, United Kingdom |
| P & W SECRETARIES LIMITED RESIGNED | Secretary | 22 Jul 2008 | 30 Oct 2008 | | | Investment House, 6, Union Row, Aberdeen, AB10 1DQ |
| PAULL & WILLIAMSONS RESIGNED | Secretary | 30 Oct 2008 | 06 Apr 2009 | | | Union Plaza (6th Floor), 1 Union Wynd, Aberdeen, AB10 1DQ |
| PAULL & WILLIAMSONS LLP RESIGNED | Secretary | 06 Apr 2009 | 22 Jun 2010 | | | Union Plaza, 6th Floor, 1 Union Wynd, Aberdeen, AB10 1DQ |
| BOAS MATAMOROS, Jeanette Ivanova RESIGNED | Director | 01 Apr 2014 | 25 Mar 2015 | Ecuador | April 1979 | Victory House, Manor Royal, Crawley, West Sussex, RH10 9LU, United Kingdom |
| BOYAULT, Gwenola Jacqueline Stephanie RESIGNED | Director | 12 Oct 2016 | 01 Aug 2019 | United Kingdom | March 1972 | Schlumberger House, Buckingham Gate, Gatwick Airport, West Sussex, RH6 0NZ, United Kingdom |
| COCKRAM, Lee Richard RESIGNED | Director | 01 Nov 2011 | 01 Oct 2012 | United Kingdom | December 1975 | Victory House, Manor Royal, Crawley, West Sussex, RH10 9LU, United Kingdom |
| CORCORAN, Mikki Victoria RESIGNED | Director | 01 Aug 2019 | 04 Feb 2022 | Scotland | April 1979 | 1, Enterprise Drive, Westhill Industrial Estate, Westhill, Aberdeen, Aberdeenshire, Scotland, AB32 6TQ, Scotland |
| DROY MOORE, Pauline RESIGNED | Director | 09 Sep 2010 | 31 Dec 2015 | United Kingdom | January 1959 | Schlumberger House, Buckingham Gate, Gatwick Airport, West Sussex, RH6 ONZ, United Kingdom |
| HIGGINS, Mark Roman RESIGNED | Director | 29 Mar 2019 | 30 Jul 2021 | England | March 1971 | 62, Buckingham Gate, London, England And Wales, SW1E 6AJ, United Kingdom |
| HOEING-COSENTINO, Karin Annette RESIGNED | Director | 01 Dec 2013 | 12 Oct 2016 | Scotland | February 1971 | Schlumberger House, Buckingham Gate, Gatwick Airport, West Sussex, RH6 ONZ, United Kingdom |
| MARSH, David RESIGNED | Director | 01 Aug 2013 | 29 Mar 2019 | United Kingdom | January 1962 | Schlumberger House, Buckingham Gate, Gatwick Airport, West Sussex, RH6 0NZ, United Kingdom |
| NICOL, Gilles RESIGNED | Director | 01 Oct 2012 | 01 Apr 2014 | France | June 1965 | Victory House, Manor Royal, Crawley, West Sussex, RH10 9LU, United Kingdom |
| PACKER, Trevor John RESIGNED | Director | 30 Oct 2008 | 01 Nov 2011 | | December 1954 | 14, Beechgrove Avenue, Aberdeen, Aberdeenshire, AB15 5EJ |
| PARK, Gary RESIGNED | Director | 29 May 2020 | 31 Jul 2022 | United Kingdom | March 1963 | 62, Buckingham Gate, London, England And Wales, SW1E 6AJ, United Kingdom |
| RITCHIE, Jonathan Forbes RESIGNED | Director | 25 Mar 2015 | 20 Oct 2016 | United Kingdom | October 1975 | Schlumberger House, Buckingham Gate, Gatwick Airport, West Sussex, RH6 ONZ, United Kingdom |
| SALLE, Philippe Marie Antoine, Mr. RESIGNED | Director | 30 Oct 2008 | 31 Mar 2011 | France | May 1965 | 8 Chaussee De La Muette, 75116, Paris, France |
| SMOKER, Simon RESIGNED | Director | 01 Aug 2013 | 29 May 2020 | England | July 1962 | Schlumberger House, Buckingham Gate, Gatwick Airport, West Sussex, RH6 0NZ, United Kingdom |
| VARN, Giselle Evette RESIGNED | Director | 18 Jan 2021 | 04 Aug 2022 | Scotland | April 1965 | 1, Enterprise Drive, Westhill Industrial Estate, Westhill, Aberdeen, Aberdeenshire, Scotland, AB32 6TQ, Scotland |
| WHITE, Simon Meredith RESIGNED | Director | 01 Jan 2016 | 15 Apr 2016 | England | June 1957 | Schlumberger House, Buckingham Gate, Gatwick Airport, West Sussex, RH6 ONZ, United Kingdom |
| P & W DIRECTORS LIMITED RESIGNED | Nominee Director | 22 Jul 2008 | 30 Oct 2008 | | | Investment House, 6 Union Row, Aberdeen, AB10 1DQ |