The 2024 15th International Conference on Mechanical and Aerospace Engineering (ICMAE) encompasses the fields of Mechatronics and Aerospace Engineering, focusing on the design, development, and integration of mechanical engineering, electronics, computer science, and control engineering. This interdisciplinary conference addresses significant advancements in robotics, automotive systems, industrial automation, consumer electronics, aircraft design, propulsion systems, avionics, space exploration, and renewable energy technologies. With a special emphasis on materials and technologies, ICMAE provides a platform for researchers and professionals to discuss the latest innovations, fostering collaboration in these interconnected engineering domains. The conference, scheduled for July 17 to 20, 2024, in Zagreb, Croatia, promises to showcase and explore cutting-edge developments in Mechatronics and Aerospace Engineering.