25 November 2025 to 27 November 2025

The year 2025 marks the 10th anniversary of ICOS becoming a European Research Infrastructure Consortium (ERIC). This milestone celebrates the establishment of ICOS ERIC in November 2015, when the European Commission granted the status after many years of preparatory work.
- When? 25th to 27th November 2025
- Where? University of Helsinki Main Building, Fabianinkatu 33, 00170 Helsinki, Finland
The anniversary week programme includes events for the ICOS community and the general public.