Geopolitical instabilities, high energy prices and growing global competition make one thing clear: Europe must urgently increase its energy independence. Energy efficiency is a key asset in this transformation: It reduces energy demand, stabilises prices and makes Europe more resilient.

The European Energy Efficiency Conference 2026 presents policies, technologies and business models which increase competitiveness and make energy more affordable. The event is part of the annual World Sustainable Energy Days (WSED), a leading conference on the energy transition and climate neutrality in total with over 650 participants from more than 60 countries.

Event highlights:

• 5 leading international conference
• 40+ top speakers on market trends, policies, technologies, and innovation
• 70,000+ visitors on a major sustainable energy tradeshow
• 10+ hours of networking
• Young Energy Efficiency Researchers Conference
• Poster presentations

The audience: the whole energy efficiency world!

Over 450 participants from 50+ countries, including:

• business actors engaged in the energy transition: energy companies, technology and equipment companies, service providers, planners, developers, financing community etc.
• The energy efficiency research community
• Public sector representatives from the EU, national, regional, and local levels

When & where?

25 – 27 February 2026 | Wels, Upper Austria
Upper Austria, one of Austria’s nine regions, is a leader in the clean energy transition, making the region an ideal location for this conference. Through significant increases in energy efficiency and renewable energy, greenhouse gas emissions from buildings were reduced by 42 %. Over 72 % of all space heating and 33 % of the primary energy in Upper Austria already come from renewables.

Registration & Information
Conference website: www.wsed.at
Organiser: OÖ Energiesparverband, Landstrasse 45, A-4020 Linz
office@esv.or.at | www.esv.or.at | T: +43-732-7720-14386