| Dates | Location | Purpose |
| 12-14 Oct. 2025 | Bordeaux (France) | ATOMIUM 2025 Summer Meeting |
| 23-25 Oct. 2023 | Leuven (Belgium) | ATOMIUM 2023 Summer Meeting |
| 08-10 Mar. 2023 | Meudon (France) | ATOMIUM 2023 Winter Meeting |
| 27-28 Sept. 2022 | Meudon (France) | ATOMIUM 2022 Meeting |
| 15 Apr. 2020 | - | ATOMIUM videoconference III |
| 23-25 Sept. 2019 | Manchester (UK) | ATOMIUM Data Reduction Meeting II |
| 16 July 2019 | - | ATOMIUM videoconference II |
| 28 May 2019 | - | ATOMIUM videoconference I |
| 12-14 Feb. 2019 | Manchester (UK) | ATOMIUM Data Reduction Meeting I |
| 30 Oct. 2018 | Brussels (Belgium) | Kick-off meeting |
