Experts from allied countries, think-tanks, academia, and international organizations convened at NATO Headquarters for the annual roundtable on energy security. The event centered around recent energy developments and the changing critical infrastructure landscape, discussing implications for collective security. A key focus was NATO's Energy Transition by Design initiative, aiming to enhance coordination among Allies to adapt armed forces and improve effectiveness. Deputy Assistant Secretary General James Appathurai emphasized the importance of innovation, highlighting advanced batteries, hydrogen fuel cells, and other technologies as key enablers of military capabilities. The event featured speakers from the International Energy Agency, European Commission, NATO's Energy Security Centre of Excellence, US Department of Defense, University of Bonn, and industry representatives. Discussions delved into the role of innovative energy technologies in enhancing battlefield performance and providing NATO with a technological advantage against potential adversaries.