25 Years of IEA-OES – A Global Vision, A Shared Commitment

Date: October 19, 2026 at 10:48 GMT

This report celebrates 25 years of international cooperation in ocean energy. From the establishment of IEA-OES in 2001 by Denmark, Portugal and the United Kingdom to its growth into a global network of 22 member countries and the European Commission, the publication reflects on the evolution of ocean energy technologies, key milestones, challenges and lessons learned along the way. Above all, it highlights the people, partnerships and shared commitment that have shaped IEA-OES and contributed to advancing the sector over the past 25 years, while looking ahead to future opportunities.