2–5 Mar 2027 · Wels, AT

World Sustainable Energy Days

The World Sustainable Energy Days (WSED) is an annual conference series on renewable energy and energy efficiency held in Wels, Austria. It brings together businesses, public bodies, researchers and decision makers to discuss policies, technologies and practical solutions for the energy transition. The programme includes multiple conferences and workshops covering topics such as pellets, energy efficiency, industrial energy transition and e-mobility. The event is organised by the OÖ Energiesparverband.

Last updated

Dates
2–5 Mar 2027
Venue
Stadthalle Wels
Location
Wels, AT
Frequency
Annual
Audience
Trade
Duration
4 days
Scale
International
Exhibitors
16Fact
Visitors
650Fact
Energy & UtilitiesAutomotive & MobilityEnvironment & WaterHVAC & Plumbing
Event website

Compiled from public sources and periodically reviewed and updated. This information is provided for general guidance only and may be incomplete or out of date — please verify all details directly with the organizer or venue before relying on them.

About World Sustainable Energy Days

World Sustainable Energy Days is an international trade fair for the Energy & Utilities and Automotive & Mobility industries, taking place in Wels, Austria. The 2027 edition runs 2–5 Mar 2027 at Stadthalle Wels. It brings together an estimated 16 exhibitors and 650 visitors (organizer-confirmed). Event Scout has indexed 16 exhibiting companies for the event so far.

Known editions

Venue

Stadthalle Wels

4600 Wels, Upper Austria, AT

Who exhibits at World Sustainable Energy Days

We've captured 16 exhibitors for World Sustainable Energy Days (roster as of 2027). They span 2 countries, 50% of them based outside Austria.

Where exhibitors are based

Exhibitors' head-office countries, most-represented first.

  • Austria50%·1
  • India50%·1

Based on 2 exhibitors with a known head-office country.

What exhibitors do

The industries the exhibitor base works in, by share of the roster.

  • Software It67%·2
  • Construction33%·1
  • Energy Electronics33%·1

Based on 3 exhibitors with an industry label — a company can carry several, so shares can total over 100%.

Exclusivity

69%Class Cof exhibitors exhibit nowhere else we track

Strongly exclusive — most exhibitors skip the other events we track, giving this show a distinct roster.

Cross-referenced against 16 exhibitors in our event graph.

International reach

50%Class Dof exhibitors are based abroad

Regionally international — neighbouring countries alongside a strong home base.

Compiled from public sources and periodically reviewed and updated. This information is provided for general guidance only and may be incomplete or out of date — please verify all details directly with the organizer or venue before relying on them.

World Sustainable Energy Days 2027 exhibitor list

So far, 10+ exhibiting companies have been indexed for World Sustainable Energy Days. They span industries including software-it and energy-electronics,construction. The preview below shows a sample of the indexed roster; the full list is available through Event Scout.

  • Tradeshow
  • Energy Efficiency Conference
  • Energy Efficiency Policy
  • European Pellet Conference
  • Industrial Energy Transition
  • Pictures & review
  • Programme- Overview
  • Smart E-Mobility
  • Workshop One-Stop Shops
  • WSED 2027
  • Young Energy Researchers

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Frequently asked questions

When is World Sustainable Energy Days 2027?
World Sustainable Energy Days 2027 runs 2–5 Mar 2027 at Stadthalle Wels.
Where is World Sustainable Energy Days held?
World Sustainable Energy Days is held at Stadthalle Wels in Wels, Austria.
How many exhibitors does World Sustainable Energy Days have?
World Sustainable Energy Days counts an estimated 16 exhibitors. Event Scout has indexed 16 exhibiting companies so far.
Who exhibits at World Sustainable Energy Days?
Indexed exhibitors include Hilco Digital Assets, Call For Papers, Expoenergy and Data Protection. The event spans the Energy & Utilities, Automotive & Mobility and Environment & Water sectors.
Is World Sustainable Energy Days worth attending?
World Sustainable Energy Days is an international trade show for the Energy & Utilities and Automotive & Mobility industries, so it is most relevant to exhibitors and buyers in those industries. It brings together an estimated 16 exhibitors. Whether it is worth attending depends on your objectives, but its scale and sector focus are a useful guide.
How do I get the World Sustainable Energy Days exhibitor list?
Event Scout has indexed 16 companies exhibiting at World Sustainable Energy Days so far. A sample is shown in the exhibitor-list section on this page, and the full roster is available through Event Scout.

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