| Alan Burge | Director | 19 Apr 2013 | 19 Nov 2013 | British | 69 years |
| Alexandra Mary Moffatt | Director | 15 Sept 2017 | 1 May 2020 | British | 46 years |
| Andrew David Howard | Director | 26 Jan 2017 | 4 Sept 2018 | British | 52 years |
| Andrew Ian Speake | Director | 1 Sept 1999 | 19 Apr 2013 | British | 62 years |
| Andrew Ian Speake | Secretary | 1 Sept 1999 | 19 Apr 2013 | British | - |
| Christopher Francis Henry Baker | Director | 14 Nov 2016 | 9 Nov 2020 | British | 71 years |
| Constantine Karayannis | Director | 9 Nov 2020 | 31 Aug 2022 | British | 47 years |
| Craig Hilton Rodgerson | Director | 19 Apr 2013 | 14 Nov 2016 | British | 62 years |
| Igp Corporate Nominees Ltd | Corporate Nominee Secretary | 1 Sept 1999 | 1 Sept 1999 | - | - |
| Jamie Leigh Radford | Director | 3 Sept 2015 | 1 Sept 2016 | British | 51 years |
| Mark Ross Sutherland | Director | 1 Sept 1999 | 19 Apr 2013 | British | 59 years |
| Michael Patrick Collier | Director | 20 Dec 2013 | 3 Sept 2015 | British | 51 years |
| Niall John Mccallum | Director | 26 Sept 2016 | 15 Sept 2017 | British | 52 years |
| Roy David Warrender | Director | 5 Sept 2001 | 6 Feb 2003 | British | 82 years |
| Samantha Rosemary Jane Booth | Director | 30 Apr 2020 | 11 Jun 2021 | British | 55 years |
| Stefan John Maynard | Director | 20 Dec 2013 | 26 Sept 2016 | British | 54 years |
| William Stephen Mcbrinn | Director | 1 Sept 2016 | 28 Feb 2017 | British | 58 years |