18–20 May 2027 · Rotterdam, NL

World Hydrogen Summit & Exhibition

World Hydrogen Summit & Exhibition is a large industry event held at Rotterdam Ahoy that brings together global ministers, CEOs, CTOs and other hydrogen professionals. The event combines a summit with an exhibition showcasing hydrogen products, services and related zones such as CCUS World and Energy Storage World. It attracts international companies and delegates focused on advancing hydrogen projects, partnerships and decarbonisation pathways.

Co-hosted with Exhibitor Enquiry | World Hydrogen Summit, Book Accommodation, Media & Press Hub.

Last updated

Dates
18–20 May 2027
Venue
Rotterdam Ahoy Convention Centre (Rotterdam Ahoy)
Location
Rotterdam, NL
Audience
Trade
Duration
3 days
Scale
Flagship
Exhibitors
421Fact
Visitors
10,000Fact
Chemicals & MaterialsEnergy & UtilitiesEnvironment & Water
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 This information is provided for general guidance only and may be incomplete or out of date — please verify all details directly with the organizer or venue before relying on them.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 Hydrogen Summit & Exhibition

World Hydrogen Summit & Exhibition is a flagship trade show for the Chemicals & Materials and Energy & Utilities industries, held in Rotterdam, Netherlands. The 2027 edition runs 18–20 May 2027 at Rotterdam Ahoy Convention Centre (Rotterdam Ahoy). It brings together an estimated 421 exhibitors and 10,000 visitors (organizer-confirmed). Event Scout has indexed 421 exhibiting companies for the event so far.

Known editions

Venue

Rotterdam Ahoy Convention Centre (Rotterdam Ahoy)

Ahoy'-weg 10, 3084 BA Rotterdam, 3084 BA Rotterdam, South Holland, NL

Who exhibits at World Hydrogen Summit & Exhibition

We've captured 421 exhibitors for World Hydrogen Summit & Exhibition (roster as of 2027). They span 38 countries, 87% of them based outside the Netherlands.

Where exhibitors are based

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

  • Germany24%·101
  • Netherlands13%·55
  • China12%·51
  • United Kingdom5%·21
  • Japan5%·20

Based on 421 exhibitors with a known head-office country.

What exhibitors do

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

  • Energy Electronics58%·175
  • Machinery Manufacturing41%·125
  • Services22%·68
  • Construction13%·40
  • Chemicals Materials10%·29

Based on 303 exhibitors with an industry label — a company can carry several, so shares can total over 100%.

Exclusivity

42%Class Eof exhibitors exhibit nowhere else we track

Broadly networked — many of these exhibitors also turn up at other events we track.

Cross-referenced against 421 exhibitors in our event graph.

International reach

87%Class Aof exhibitors are based abroad

Truly global — the exhibitor base spans the world.

Exhibitor calibre

Publicly listed42%·25

listed companies

Large enterprises77%·46

1,000+ employees

Of 60 exhibitors whose company size we know.

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 Hydrogen Summit & Exhibition 2027 exhibitor list

The World Hydrogen Summit & Exhibition exhibitor list currently counts 420+ indexed companies. They span industries including energy-electronics,chemicals-materials, energy-electronics and energy-electronics,services. The preview below shows a sample of the indexed roster; the full list is available through Event Scout.

  • Bureau Veritas
  • Deutsches Zentrum für Luft
  • Iberdrola
  • Baker Hughes
  • Linde Is Everywhere
  • Schneider Electric
  • Phoenix Contact Deutschland
  • KK Wind Solutions
  • Vallourec
  • 株式会社IHI
  • Chinacoal
  • Elessent Clean Technologies
  • Bosch Global
  • REPSOL
  • Parker Hannifin Corporation
  • McDermott
  • Air Liquide
  • DNV
  • Port of Rotterdam

+ 396 more exhibitors

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Frequently asked questions

When is World Hydrogen Summit & Exhibition 2027?
World Hydrogen Summit & Exhibition 2027 runs 18–20 May 2027 at Rotterdam Ahoy Convention Centre (Rotterdam Ahoy).
Where is World Hydrogen Summit & Exhibition held?
World Hydrogen Summit & Exhibition is held at Rotterdam Ahoy Convention Centre (Rotterdam Ahoy) in Rotterdam, Netherlands.
How many exhibitors does World Hydrogen Summit & Exhibition have?
World Hydrogen Summit & Exhibition counts an estimated 421 exhibitors. Event Scout has indexed 421 exhibiting companies so far.
Who exhibits at World Hydrogen Summit & Exhibition?
Indexed exhibitors include Shell Global, TotalEnergies.com, Siemens Energy and RWE. The event spans the Chemicals & Materials, Energy & Utilities and Environment & Water sectors.
Is World Hydrogen Summit & Exhibition worth attending?
World Hydrogen Summit & Exhibition is a flagship trade show for the Chemicals & Materials and Energy & Utilities industries, so it is most relevant to exhibitors and buyers in those industries. It brings together an estimated 421 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 Hydrogen Summit & Exhibition exhibitor list?
Event Scout has indexed 421 companies exhibiting at World Hydrogen Summit & Exhibition 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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