Developments in Enzyme Immobilization: Enhanced Biocatalysts for a Bio-based Circular Economy explores scientific breakthroughs in transforming enzymes into reusable, high-performance catalysts through advanced nanomaterials, intelligent carrier systems, and cutting-edge techniques such as electrocoagulation and photocatalysis. The book discovers how innovations like metal-organic frameworks (MOFs), magnetic nanoparticles, and AI-driven modeling are enhancing enzyme stability, minimizing waste, and enabling scalable applications in pharmaceuticals, biofuels, and precision medicine. The book covers traditional and novel immobilization methods, matrixes and carrier materials, engineering considerations for industrial deployment, and applications in bio-based industries. It addresses the importance of enzyme immobilization in sustainable manufacturing, explores environmental and economic benefits, and provides insights into future directions and ongoing challenges. "Developments in Enzyme Immobilization" offers essential knowledge and practical tools for researchers, process engineers, chemists, biotechnologists, and environmental scientists working in pharmaceuticals, food technology, bioenergy, and environmental management. This resource empowers professionals to create efficient, eco-friendly processes that contribute to global sustainability.