| Alexander Michael Murray Ross | Director | 14 Feb 2007 | 16 Jun 2010 | British | 88 years |
| Anthony Braine | Director | 1 Nov 2012 | 31 Jul 2014 | British | 69 years |
| Barry Charles Davis | Director | 14 Feb 2007 | 1 Nov 2012 | English | 73 years |
| Barry Charles Davis | Secretary | 14 Feb 2007 | 1 Nov 2012 | English | - |
| Bruce Michael James | Director | 25 Apr 2018 | 31 Dec 2021 | British | 59 years |
| Catherine Fiona Sayers | Director | 17 Nov 2023 | 22 Jan 2024 | British | 35 years |
| Charles Butters | Director | 1 Nov 2012 | 4 Jul 2017 | British | 56 years |
| Charles John Middleton | Director | 25 Apr 2018 | 31 Mar 2022 | British | 60 years |
| Christopher Michael John Forshaw | Director | 1 Nov 2012 | 5 Apr 2017 | British | 77 years |
| David James Paley Price | Director | 22 Feb 2007 | 1 Nov 2012 | British | 79 years |
| David Levy | Director | 22 Feb 2007 | 6 Oct 2009 | American | 64 years |
| Jean-marc Vandevivere | Director | 1 Nov 2012 | 31 Jan 2016 | French | 49 years |
| Jonathan David Taylor | Director | 1 Feb 2024 | 11 Nov 2024 | British | 43 years |
| Josephine Hayman | Director | 31 Jan 2020 | 11 Nov 2024 | British | 37 years |
| Leigh Sebba | Director | 14 Feb 2007 | 1 Nov 2012 | British | 79 years |
| Ndiana Ekpo | Secretary | 1 Nov 2012 | 6 Dec 2016 | - | - |
| Nicholas Richard Hunter-jones | Director | 22 Feb 2007 | 1 Nov 2012 | British | 72 years |
| Nick Taunt | Director | 5 Oct 2020 | 22 Dec 2023 | British | 40 years |
| Nigel Mark Webb | Director | 1 Nov 2012 | 25 Apr 2018 | British | 63 years |
| Olswang Cosec Limited | Corporate Secretary | 11 Jan 2007 | 14 Feb 2007 | United Kingdom | - |
| Olswang Directors 1 Limited | Corporate Nominee Director | 11 Jan 2007 | 14 Feb 2007 | United Kingdom | - |
| Olswang Directors 2 Limited | Corporate Nominee Director | 11 Jan 2007 | 14 Feb 2007 | United Kingdom | - |
| Richard Harold Levy | Director | 22 Feb 2007 | 6 Oct 2009 | Canadian | 94 years |
| Richard Harrington Ashby | Director | 14 Jan 2007 | 1 Nov 2012 | British | 77 years |
| Richard Michael Kearsey | Director | 24 Sept 2008 | 1 Nov 2012 | British | 64 years |
| Sarah Morrell Barzycki | Director | 1 Nov 2012 | 30 Mar 2018 | British | 68 years |
| Simon Geoffrey Carter | Director | 1 Nov 2012 | 30 Jan 2015 | British | 51 years |
| Timothy Andrew Roberts | Director | 1 Nov 2012 | 25 Apr 2018 | British | 62 years |
| Tom Robson | Director | 31 Jan 2020 | 11 Sept 2020 | British | 44 years |
| Victoria Margaret Penrice | Director | 1 Aug 2014 | 29 Apr 2015 | British | 62 years |