| Andrew Gilbert Charlesworth | Director | 26 Sept 2011 | 21 May 2012 | British | 54 years |
| Brett Johannes Theodorus Pieterse | Director | 16 Aug 2013 | 7 Jan 2016 | British,south African | 50 years |
| Carl Harvey Dix | Director | 7 Jan 2016 | 30 Apr 2019 | British | 59 years |
| David Bruce Marshall | Director | 26 Sept 2011 | 26 Nov 2012 | British | 65 years |
| David John Asteraki | Director | 22 Sept 2008 | 26 Nov 2008 | British | 67 years |
| David Michael Hardy | Director | 2 Nov 2006 | 17 Jan 2012 | British | 68 years |
| Glenn Pearce | Director | 1 Oct 2024 | 1 Jun 2025 | British | 53 years |
| Gregory David Pearce | Director | 16 Dec 2008 | 26 Sept 2011 | Australian/british | 54 years |
| Irene Mary Marsh | Director | 8 Mar 2007 | 23 Sept 2009 | British | 68 years |
| James Eldridge | Director | 1 Nov 2007 | 21 Jul 2010 | Australian | 68 years |
| Jamie Pritchard | Director | 21 May 2012 | 30 Apr 2019 | British | 54 years |
| John Charles Russell | Director | 31 Jul 2010 | 26 Sept 2011 | British | 61 years |
| Joseph Mark Linney | Director | 8 Mar 2007 | 7 Jan 2016 | British | 67 years |
| Kirsty O'brien | Director | 30 Apr 2019 | 1 Oct 2024 | British | 43 years |
| Kirsty O'brien | Director | 2 Oct 2024 | 22 Nov 2024 | British | 43 years |
| Maria Lewis | Secretary | 27 Sept 2012 | 4 Sept 2015 | British | - |
| Martin Christopher Frederick Parker | Director | 9 Jul 2019 | 30 Mar 2020 | British | 63 years |
| Neil Smith | Director | 1 Dec 2007 | 10 Feb 2009 | British | 78 years |
| Paul Francis Cuttance | Director | 11 May 2007 | 22 Sept 2008 | Australian | 61 years |
| Peter Geoffrey Shell | Secretary | 2 Nov 2006 | 16 May 2007 | British | - |
| Resolis Limited | Corporate Secretary | 3 Oct 2022 | 3 Oct 2022 | United Kingdom | - |
| Resolis Limited | Secretary | 30 Sept 2022 | 30 Sept 2022 | United Kingdom | - |
| Roger Keith Miller | Secretary | 16 May 2007 | 27 Sept 2012 | British | - |
| Ross Mcarthur | Director | 23 Sept 2009 | 16 Aug 2013 | British | 54 years |
| Steven Lowry | Director | 11 May 2007 | 1 Nov 2007 | British | 53 years |
| Stewart William Small | Director | 1 Jul 2024 | 1 Oct 2024 | British | 50 years |
| Teresa Sarah Hedges | Secretary | 4 Sept 2015 | 17 Sept 2018 | - | - |
| Vercity Management Services Limited | Corporate Secretary | 17 Sept 2018 | 30 Sept 2022 | United Kingdom | - |