<p>This book presents the proceedings of the 3rd EAI International Conference on Automation and Control in Theory and Practice (ARTEP 2025), held in Stará Lesná, Slovakia, February 5-7, 2025. The conference proceedings introduce the latest achievements of experts in the field of control, industrial automation and ICT in the industries, addressing modern trends relevant not only to enterprises but also engineering education. The ARTEP proceedings include papers on theoretical aspects of automation and control as well as the latest automation technologies in the context of Industry 4.0. ARTEP is primarily a conference for scientists and practitioners who develop and study automation, management, and technologies.</p>