| Andrew Clapp | Director | 31 Oct 2014 | 4 Jul 2018 | British | 51 years |
| Brendon Raymond Cowen | Director | 24 Oct 2000 | 24 Aug 2001 | British | 84 years |
| Brendon Raymond Cowen | Secretary | 24 Oct 2000 | 24 Aug 2001 | British | - |
| Christopher Loraine Spencer | Director | 24 Aug 2001 | 6 Jul 2005 | British | 71 years |
| Darryl Guy Murphy | Director | 24 Aug 2001 | 20 Dec 2002 | British | 60 years |
| David Honeyman | Director | 12 Mar 2013 | 31 Oct 2014 | British | 59 years |
| Douglas Edwin Maher | Director | 20 Sept 2006 | 11 Dec 2006 | American | 58 years |
| Elena Giorgiana Wegener | Director | 25 Mar 2014 | 21 Apr 2015 | British | 51 years |
| Geoffrey Alan Quaife | Director | 10 Dec 2007 | 21 Apr 2015 | English | 71 years |
| Giles John Julian Tucker | Director | 24 Aug 2001 | 20 Dec 2002 | British | 66 years |
| Hcp Social Infrastructure (uk) Limited | Corporate Secretary | 1 Jul 2014 | 10 Jun 2019 | United Kingdom | - |
| Johannes Gerarous Maria Dersken | Director | 20 Dec 2002 | 12 May 2005 | Dutch | 69 years |
| John Francis Coombes | Director | 24 Aug 2001 | 30 Sept 2005 | British | 78 years |
| John Stephen Gordon | Director | 7 Mar 2017 | 20 May 2021 | British | 64 years |
| Karen Elizabeth Jarvie | Secretary | 10 Jun 2019 | 8 Jun 2024 | - | - |
| Kevin John Pearson | Secretary | 26 Jun 2013 | 1 Jul 2014 | British | - |
| L.c.i. Directors Limited | Corporate Nominee Director | 24 Oct 2000 | 24 Oct 2000 | United Kingdom | - |
| L.c.i. Secretaries Limited | Corporate Nominee Secretary | 24 Oct 2000 | 24 Oct 2000 | United Kingdom | - |
| Lindsey Jane Coles | Director | 9 Oct 2007 | 1 May 2012 | British | 62 years |
| Matthew Templeton | Director | 10 Oct 2018 | 15 Jan 2024 | British | 53 years |
| Paul Aitchison | Director | 24 Aug 2001 | 21 Mar 2003 | British | 73 years |
| Phillip John Cooper | Director | 11 Dec 2006 | 10 Dec 2007 | British | 77 years |
| Rajan Goyal | Director | 21 Mar 2003 | 30 Apr 2004 | British | 60 years |
| Richard Jorgen Sem | Director | 12 May 2005 | 20 Sept 2006 | Norwegian | 54 years |
| Robert John William Wotherspoon | Director | 24 Aug 2001 | 22 Jul 2004 | British | 59 years |
| Robert John William Wotherspoon | Director | 6 Jul 2005 | 12 Mar 2013 | British | 59 years |
| Robert John William Wotherspoon | Secretary | 24 Aug 2001 | 26 Aug 2008 | British | - |
| Robert Peter Walker | Secretary | 26 Aug 2008 | 26 Jun 2013 | British | - |
| Sajjad Sabur | Director | 20 Dec 2002 | 22 Jul 2004 | British | 55 years |
| Stephen James Kelly | Director | 1 Jan 2020 | 30 May 2023 | British | 53 years |
| Steven John Mcghee | Director | 12 May 2023 | 26 Nov 2024 | British | 43 years |
| Stuart Anthony Carter | Director | 1 May 2012 | 10 Jan 2013 | British | 61 years |
| Stuart Anthony Carter | Director | 25 Sept 2006 | 9 Oct 2007 | British | 61 years |