| Andrew Kenneth William Powell | Director | 28 Oct 2013 | 12 Dec 2014 | American | 68 years |
| Christiane Schumacher | Director | 10 Jun 2016 | 1 Mar 2017 | German | 49 years |
| Giacomo Di Nepi | Director | 11 Jul 2011 | 12 Dec 2014 | Italian | 72 years |
| Jayson Donald Alexander Dallas | Director | 12 Dec 2014 | 24 Jul 2015 | Us | 57 years |
| Jennifer Elizabeth Cook | Director | 12 Dec 2014 | 1 Aug 2017 | Us | 60 years |
| John C Hodgman | Director | 11 Jul 2011 | 12 Dec 2014 | American | 71 years |
| Kezia Jayn Vitug | Director | 1 Mar 2019 | 31 Oct 2020 | American,filipino | 49 years |
| Mandy Elizabeth Robertson | Secretary | 9 Jul 2018 | 12 Mar 2019 | - | - |
| Olufunke Abimbola | Secretary | 22 Jun 2015 | 6 Jul 2018 | - | - |
| Richard David Daniel | Secretary | 12 Dec 2014 | 22 Jun 2015 | - | - |
| Richard John Wright | Director | 24 Jul 2015 | 1 Sept 2015 | British | 52 years |
| Robin Steele | Director | 11 Jul 2011 | 28 Oct 2013 | American | 70 years |
| Robin Steele | Secretary | 11 Jul 2011 | 28 Oct 2013 | - | - |
| Rory Simon Blair Cameron | Director | 11 Jul 2011 | 22 Dec 2014 | British | 52 years |
| Timothy Edwin Kelly | Director | 1 Mar 2017 | 31 Dec 2018 | American | 53 years |
| Tobin Charles Schilke | Director | 12 Dec 2014 | 10 Jun 2016 | American | 51 years |