Assembly of European Regions

Member Event - World Sustainable Energy Days | Wels, Upper Austria - 24-27 February 2026
2026-02-24 - 2026-02-27 | Wels, Pollheimerstrasse 1, Wels, Wels, A-4600, Austria
Energy transition and energy independence at the World Sustainable Energy Days 2026
Energy transition leads to energy independence. This is the core motto of the World Sustainable Energy Days, taking place from 24 to 27 February 2026, in Wels, Upper Austria, an AER member and leader in the climate transition. In recent years, Upper Austria has reduced gas emissions by 42% and ensures that 72% of indoor heating and 33% of primary energy comes from renewables.
The World Sustainable Energy Days (WSED) is a high-level international conference that presents policies, technologies and business models which increase competitiveness and energy affordability. Every year, WSED welcomes over 650 participants from more than 60 countries.
Event highlights

6 thematic conferences (European Pellet Conference, Energy Efficiency Conference, Energy Efficiency Policy Conference, Energy Communities, Industrial Energy Transition Conference, Smart E-Mobility Conference)
Young Energy Researchers conference
80+ renowned speakers on market trends, policies, technologies and innovation
20+ hours of networking
Poster Presentations

Audience
The audience includes representatives from the entire value chain of energy transition, including:

stakeholders from the private sector, such as energy companies and technology and equipment companies, service providers, planners, developers, and the financing community
representatives from the energy transition research community
representatives of the EU, national, regional and local levels

Registration & Information
