Welcome to International Conference on Energy Efficiency and Sustainable Energy Policy (ICEESEP - 25), an exciting event that strives to bring together all stakeholders in the discipline of Energy Efficiency and Sustainable Energy Policy to promote authentic and accelerated scientific research progress. At our conference, participants, keynote speakers, presenters, volunteers, and others will gain access to best-in-class resources, infrastructure, and opportunities to help them achieve their professional objectives, no matter how diverse and varied they may be.