| Year | Description – Role |
| 2025-present | Member of the Board of Directors, Canadian Hydrogen Safety Centre (CH2SC) (part of the Canadian Nuclear Laboratories, CNL) (Canada) |
| 2025-present | Member of the International Society of Electrochemistry (ISE) (Switzerland) |
| 2025-2025 | Chair of the Peer Review Committee, Clean Energy Innovation (CEI) Research Centre, National Research Council(NRC) (Canada) |
| 2024-2025 | Member of the Canada-France Joint Committeeon Science, Technology and Innovation (Canada) |
| 2025-2025 | Member of the Recruitment/Search Committee for CEO/President of the Canadian Hydrogen Association (CHA) (Canada) |
| 2024-present | Member of the Strategy Board, HyCentA (Hydrogen Research Centre Austria) (Austria) |
| 2024-present | Executive Vice President, International Association for Hydrogen Energy (IAHE) (USA) |
| 2024-present | Canadian leader of the CNRS International Research Network (IRN) on Clean Hydrogen between France and Canada (France) |
| 2024-present | Member of the Scientific Advisory Board of Cipher Neutron (Canada) |
| 2023-present | “Hydrogen Champion” and Scientific Committee member of the Energy Transition Valley (Vallée de la Transition Énergétique – VTÉ) (Canada) |
| 2023-present | Scientific Advisor at IDETrois-Rivières (Canada) |
| 2023-present | Leader of H2CAN 2.0 (a cluster of hydrogen R&D groups in Canada) |
| 2023-present | Member of the Scientific Advisory Board of Hydrogen Optimized (Canada) |
| 2022-present | Member of the Board of Directors, Canadian Hydrogen Association (CHA) (Canada) |
| 2022-present | Member of the Council of Engineers for the Energy Transition (CEET): An Independent Advisory Council to the United Nations’ Secretary-General (Switzerland & USA) |
| 2022-2022 | Evaluation Committee Member, PEPR-H2, The French National Research Agency (ANR) |
| 2021-2021 | Evaluation Committee Member, CH2ESS (Centre for Hydrogen for Energy Systems Sweden), LuleåUniversity of Technology (Sweden) |
| 2020-2020 | Evaluation Committee Member, FORMAS, Swedish Research Council (Sweden) |
| 2019-2021 | Evaluation Committee Member, Evaluation of sustainable, clean, safe and efficient energy programs,The French National Research Agency (ANR) (France) |
| 2019-2022 | Member, SUNRISE Initiative European Union (EU) |
| 2018-2021 | Member of the foundation group for the establishment of FREYR Battery (Norway) |
| 2017-2022 | Member of CANOPENER Research Network (Canada-Norway) (Norway) |
| 2017-present | Active Member, Hydrogen Europe Research (HER) (EU) |
| 2017-2019 | Member of NSERCProject “Ni Electro Can” (Canada) |
| 2010-present | Member of the Electrochemical Society (ECS) (USA) |
Prof. Dr. Bruno G. Pollet Website 