| Christopher George Oglesby | Director | 14 Nov 2007 | 19 Jul 2016 | British | 59 years |
| Cobbetts (director) Limited | Corporate Director | 17 Sept 2007 | 14 Nov 2007 | United Kingdom | - |
| Cobbetts (secretarial) Limited | Corporate Secretary | 17 Sept 2007 | 14 Nov 2007 | United Kingdom | - |
| Ian Stewart | Director | 20 Jun 2013 | 28 Jun 2013 | British | 76 years |
| John David Merry | Director | 14 Nov 2007 | 20 Jun 2013 | British | 70 years |
| Karen Jane Hirst | Director | 20 Jun 2013 | 28 Jun 2013 | British | 58 years |
| Katharine Jane Vokes | Secretary | 14 Nov 2007 | 19 Jul 2016 | British | - |
| Kenneth John Knott | Director | 19 Jul 2016 | 3 Oct 2019 | British | 67 years |
| Kevin Michael Brady | Director | 14 Nov 2007 | 20 Jun 2013 | British | 70 years |
| Mark Christopher Dawson | Director | 19 Jul 2016 | 23 Oct 2024 | British | 53 years |
| Michael Keith Slater | Director | 19 Jul 2016 | 9 May 2025 | British | 52 years |
| Peter Andrew Crowther | Director | 14 Nov 2007 | 19 Jul 2016 | British | 54 years |
| Peter James Openshaw | Director | 14 Nov 2007 | 12 Jun 2008 | British | 63 years |