The 15th Mediterranean Congress of Chemical Engineering will be held in Barcelona, Spain from May 31st to June 2nd, 2023. This year's congress will focus on implementing the 2030 Agenda and addressing current challenges such as digitalization, energy, decarbonization, circularity, and new materials. The congress will cover a range of topics related to Chemical Engineering, including Unit Operations and Separation Processes, Chemical Reaction Engineering, Process Systems Engineering, Product Engineering, Applied Biotechnology, Safety, Health and Environment, and Chemical Engineering Solutions to Global Societal Challenges. The congress is a unique opportunity for the scientific and business communities to come together, discuss innovations, solutions, and challenges, and set guidelines for the industrial processes of the future.