The congress was initially planned to be held July 5th -10th 2020 and was postponed to June 27th -July 2nd 2021 in the same venue (Palacongressi) and city (Rimini). The event, organized by the Inorganic Chemistry Division of the Italian Chemical Society, seeks to bring together all the most modern and dynamic players of the worldwide chemical community active in the wide field of coordination chemistry. It is a biennial conference with a long lasting tradition and an outstanding reputation in the Scientific Community and its institutional aim is to bring together world’s leading scientists working at the forefront of coordination chemistry.