International Conference on Expert Clouds and Applications (ICOECA 2021) is being organized on 18-19, February 2021 by GITAM School of Technology, Bangalore. ICOECA 2021 will provide an outstanding international forum for scientists from all over the world to share ideas and achievements in the theory and practice of all areas of areas of sustainable systems. Presentations should highlight inventive systems as a concept that combines theoretical research and applications in sustainable computing, mobile communication, information systems and Artificial Intelligence technologies