The conference ICSBM2023 addresses the design of smart and innovative materials, enhanced in durability and created by the use of side streams. The core purpose of the ICSBM2023 proceedings is to disseminate recent, detailed and innovative scientific knowledge for the researchers involved in the improvement of the circularity of the building material sector. ICSBM2023 aims to provide a solid basis for collaborations within international institutions, favouring both the development of scientific knowledge and industrial applications.