We are delighted to welcome you to all researchers, scientists, academicians, engineers, and professionals to attend CatalysisVision 2026 – International Summit on Catalysis and Chemical Engineering, scheduled for September 24–26, 2026, in Barcelona, Spain CatalysisVision 2026 will bring together contributors from academia, research institutions, and industry to present and discuss recent studies, technological advancements, and challenges in the fields of Catalysis and Chemical Engineering. The program is designed to encourage productive exchange, foster collaboration, and promote knowledge transfer across various areas of Chemical Engineering.