What are the World Sustainable Energy Days (WSED)?

The new Clean Energy Package is changing Europe‘s energy markets. "Energy efficiency first" and "global leadership in renewables" are at the core of Europe’s commitment to a clean energy transition. This requires strong policies, competitive businesses, technology innovation and investments. The WSED conference adress policies, innovation and business in specialised conferences and interactive events. It connects people from business, the public sector and research and empowers them to embrace the change.

In 3 days, the event offers delegates:

  • 6 dedicated conferences, including the European Energy Efficiency Policy Conference, the European Pellet Conference, the Industrial Energy Efficiency Conference and the Smart E-Mobility Conference
  • technical visits to innovative energy projects
  • a major tradeshow on building efficiency and renewable energy with 1,600 exhibiting companies

Who attends the event?

  • A wide range of business actors engaged in the energy transition: technology and equipment companies, energy companies, service providers, planners, developers, financing sector etc.
  • the sustainable energy research community
  • representatives from public bodies (e.g. EU institutions, national, regional and local governments, energy agencies)

Over 600 experts each year from more than 60 countries!

When does it take place?

27 February – 1 March 2019

Where does it happen?

Wels/Austria. The region of Upper Austria is an ideal location for this conference: Through significant increases in energy efficiency and renewable energy, greenhouse gas emissions from buildings have been reduced by 43 % in 10 years. Over 60 % of all space heating and 31 % of the primary energy in Upper Austria already come from renewables.

How to join?

Mark your calendar, register today (www.wsed.at), book your hotel, finalise your travel details and come join us
at the WSED in Wels!

Value for your time!

In just 3 days, you can profit from a comprehensive package:

  • up-to-date information on markets, policies, technologies, financing, business models, research and case studies
  • hands-on experience through technical site visits
  • a tradeshow with 1,600 exhibiting companies
  • new business opportunities
  • valuable networking possibilities
  • Austrian hospitality!

Clean. Competitive. Connected.


European Pellet Conference27 - 28 February

In just 2.5 days, this largest annual pellet event worldwide and meeting place for the global pellet community offers:

  • a series of sessions delivering the latest news about markets, technologies and policies
  • a full-day of technical site visits on fuels, equipment and exemplary installations
  • a major tradeshow on renewable energy with over 100 pellet-related exhibitors
  • new business opportunities and valuable networking possibilities


European Energy Efficiency Conference, 27 Febuary - 1 March

The Clean Energy Package is changing Europe‘s energy markets. “Energy efficiency first” is at the core of Europe’s commitment to a clean energy transition. This requires strong policies, competitive businesses, technology innovation and investments. The European Energy Efficiency Conference adresses policies, innovation and business in specialised conferences and interactive events. It connects people from business, the public sector and research and empowers them to embrace the change.


Young Energy Efficiency Researchers Conference, 27 February
Young Biomass Researchers Conference, 28 February

  • 2 conferences presenting the work and achievements of young researchers
  • Awards "Best Young Energy Efficiency Researcher" and "Best Young Biomass Researcher"

Energy Efficiency Policy Conference, 28 February

The Clean Energy Package is changing Europe‘s energy markets. The conference presents how the “energy efficiency first” concept is being implemented and what it brings.


Innovation Workshops Energy and Buildings, 28 February - 1 March

The 6 workshops present new research results on energy-efficient and sustainable buildings


Industrial Energy Efficiency Conference, 28 February - 1 March

The conference features technologies, financing and best practice examples for the industrial energy transition in energy-intensive and non-energy intensive industries.


Smart E-Mobility Conference, 1 March

E-mobility is on the rise worldwide. The conference gives an update on technological developments and on new economic possibilities.


Technical Site Visits

Only for the participants of the WSED 19

  • Pellets & Wood Chips (26 February)
  • Energy Efficiency (1 March)

Tradeshow "Energiesparmesse", 27 February - 3 March

Leading tradeshow on renewable energy and energy efficiency with 100,000 visitors and 900 exhibitors annually


Poster Presentation, 27 February - 1 March

Offers the opportunity to present successful initiatives and projects on energy Efficiency and renewable energy