| Alan Baker | Director | 6 Dec 2006 | 28 Mar 2008 | Scottish | 60 years |
| Andrew Stuart Fish | Director | 29 May 2015 | 31 Dec 2015 | British | 54 years |
| Caoimhe Mary Giblin | Director | 28 Jul 2010 | 22 Sept 2014 | Irish | 50 years |
| Christopher James Dean | Director | 29 May 2015 | 31 Dec 2015 | British | 52 years |
| Colin Clarke Nicol | Director | 11 Jan 2013 | 12 Dec 2014 | British | 66 years |
| Dario Bertagna | Director | 27 Sept 2017 | 1 Apr 2022 | Italian | 42 years |
| David Gardner | Director | 28 Feb 2010 | 12 Oct 2012 | British | 63 years |
| Donal Francis Flynn | Director | 5 Dec 2007 | 28 Jul 2010 | Irish | 53 years |
| Elizabeth Alexandra Oldroyd | Secretary | 31 Dec 2015 | 28 Jul 2020 | - | - |
| Fraser Mcgregor Alexander | Director | 15 Feb 2008 | 11 Jan 2013 | British | 63 years |
| Gerald Joseph Friel | Director | 21 Apr 2016 | 21 Sept 2018 | American | 62 years |
| Helen Ruth Down | Director | 28 Jul 2020 | 1 Apr 2022 | British | 47 years |
| Hms Directors Limited | Corporate Nominee Director | 29 Nov 2006 | 6 Dec 2006 | United Kingdom | - |
| Hms Secretaries Limited | Corporate Nominee Director | 29 Nov 2006 | 6 Dec 2006 | United Kingdom | - |
| Hms Secretaries Limited | Corporate Nominee Secretary | 29 Nov 2006 | 31 Dec 2008 | United Kingdom | - |
| James Isaac Smith | Director | 29 Sept 2008 | 29 May 2015 | British | 64 years |
| John William Breckenridge | Director | 31 Mar 2017 | 27 Sept 2017 | American | 64 years |
| Justyna Roza Golanska-ryan | Director | 21 Apr 2016 | 21 Sept 2018 | Polish | 48 years |
| Keith Stephen Gains | Director | 31 Dec 2015 | 31 Mar 2017 | British | 49 years |
| Kirsty Louise Usher | Director | 25 Sept 2018 | 1 Apr 2022 | Scottish | 51 years |
| Lawrence John Vincent Donnelly | Secretary | 5 Jan 2009 | 1 Dec 2014 | British | - |
| Martin Mcadam | Director | 11 Mar 2008 | 31 Jul 2008 | Irish | 65 years |
| Nicola Dwyer | Director | 20 May 2011 | 17 Jul 2012 | Irish | 47 years |
| Nur Atikah Paimin | Director | 1 Apr 2022 | 6 Nov 2023 | Malaysian | 40 years |
| Paul Cyril Dowling | Director | 6 Dec 2006 | 28 Jan 2011 | Irish | 61 years |
| Paul Kevin Hughes | Director | 28 Jul 2020 | 1 Apr 2022 | British | 52 years |
| Sally Fairbairn | Secretary | 1 Dec 2014 | 29 May 2015 | - | - |
| Senan Murphy | Director | 6 Dec 2006 | 5 Dec 2007 | Irish | 57 years |
| Shamsul Azham Bin Mohd Isa | Director | 1 Apr 2022 | 6 Nov 2023 | Malaysian | 55 years |
| Simon John Foy | Director | 29 May 2015 | 1 Jun 2018 | British | 58 years |
| Simon John Foy | Secretary | 29 May 2015 | 31 Dec 2015 | - | - |
| Simon Murray Heyes | Director | 29 Sept 2008 | 19 Oct 2010 | British | 63 years |
| Simon Richard Eaves | Director | 31 Dec 2015 | 1 Apr 2022 | Welsh | 59 years |
| Steven Alexander Cowie | Director | 6 Dec 2006 | 5 Jun 2008 | British | 62 years |
| Stuart Noble | Director | 29 Jun 2015 | 31 Dec 2015 | British | 58 years |