| Christoph Friedrich Mertens | Director | 1 Mar 2017 | 24 Jun 2019 | German | 57 years |
| Christoph Friedrich Mertens | Director | 9 Dec 2022 | 24 Jul 2023 | German | 57 years |
| Claire Quane | Director | 31 Mar 2023 | 1 Mar 2024 | Irish | 48 years |
| David Mcnamara | Director | 29 Mar 2018 | 2 Jun 2020 | Irish | 64 years |
| David Patrick Farrell | Director | 2 Jun 2020 | 16 Jun 2022 | Irish | 60 years |
| David Roseman | Director | 16 May 2016 | 29 Mar 2018 | Australian | 60 years |
| Felix Hellmut Nicolai Prechtel | Director | 26 Jul 2023 | 16 Aug 2024 | German | 46 years |
| Frederic Henry Xavier Devos | Director | 16 May 2016 | 5 Aug 2016 | French | 62 years |
| Glenn Pope | Director | 16 Jun 2022 | 31 Mar 2023 | Irish | 59 years |
| Grace Arthur | Director | 29 Mar 2018 | 2 Jun 2020 | Irish | 46 years |
| Guillermo Martinez-navas | Director | 22 Feb 2017 | 29 Mar 2018 | Spanish | 46 years |
| Helen Louise Everitt | Secretary | 16 May 2016 | 5 Aug 2016 | - | - |
| James Gerard Roche | Director | 29 Nov 2023 | 14 Feb 2025 | Irish | 44 years |
| Keiichi Mihara | Director | 5 Aug 2016 | 23 Apr 2018 | Japanese | 62 years |
| Koichi Shinno | Director | 5 Aug 2019 | 26 Jul 2023 | Japanese | 43 years |
| Koji Wakabayashi | Director | 23 Apr 2018 | 5 Aug 2019 | Japanese | 53 years |
| Lisa Dupuy | Director | 31 Mar 2023 | 29 Nov 2023 | Irish | 41 years |
| Mark Jonathan Dooley | Director | 16 May 2016 | 29 Mar 2018 | Australian | 64 years |
| Matthias Volmer | Director | 24 Jun 2019 | 9 Dec 2022 | German | 42 years |
| Olivia Ann Shepherd | Secretary | 16 May 2016 | 5 Aug 2016 | - | - |
| Paul Lennon | Director | 2 Jun 2020 | 31 Mar 2023 | Irish | 47 years |
| Yoichi Sakai | Director | 5 Aug 2016 | 1 Mar 2017 | Japanese | 64 years |