This book presents the latest research on Ambient Intelligence presented in the 15th International Symposium on Ambient Intelligence (ISAmI 2024). Interested researchers can find works on intelligent systems on healthcare and security scenarios; smart cities and urban environments; active intelligent mobility; Internet of Things in Industry 4.0; Ambient-Assisted Living; as well as quantum computing in economics, industrial and social applications; among others. The symposium was organized by the Universidade do Minho (Portugal), the Nitte Meenakshi Institute of Technology (India), the National Institute of Informatics (Japan), the Università degli Studi di Genova (Italy), the Universitat Politècnica de València, the University of Salamanca, the University of Granada, and the AIR Institute (Spain). The present edition was hosted within the Salamanca Tech Summit by the BISITE Research Group, the AIR Institute and the City Council in Salamanca, Spain, from June 26th to 28th, 2024.