505 unique Greek institutions (unique participants) participated in the 829 approved projects of Horizon Europe during the two years period 2021-2022. 52 or otherwise more than 1 in 10 organizations, have assumed a coordinating role. From the business enterprise sector 59.9% of the participations are small and medium-sized enterprises. Τhe participants include all Universities from the higher education sector, all major research centers from the government sector, all major research centers and institutions active in food, ICT, bioeconomy, open science, etc. activities from the private non-profit institutions sector.