Air Liquide – Paris, (FR)
Air Products – Walthon-on-Thames, (UK)
Commissariat à l’Energie Atomique et aux Energies Alternatives – Gif-sur-Yvette, (FR)
Dbi Group – Hvidovre, (DK)
DNV – Brampton Cumbria, (UK)
Engie Lab CRIGEN – La Défense, (FR)
Equinor – Porsgrunn, (NO)
Federal Institute for Materials Research and Testing – Berlin, (DE)
Fondazione Bruno Kessler – Trento, (IT)
Forschungszentrum Jülich GmbH – Jülich, (DE)
Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. – Pfinztal, (DE)
Fundación Tecnalia Research & Innovation – San Sebastian, (ES)
GexCon AS – Bergen, (NO)
GRS – Cologne, (DE)
GRTgaz – Bois-Colombes, (FR)
Health and Safety Laboratory – Buxton, (UK)
Highland Galvanizers – Elgin, (UK)
Hynamics – Paris, (FR)
Institut National de l’Environnement Industriel et des Risques – Verneuil-en-Halatte, (FR)
ISQ Group – Porto Salvo, (P)
Iveco Group – Turin, (IT)
Karlsruhe Institute for Technology – Karlsruhe, (DE)
Kurchatov Institute – Moscow, (RU)
Lhyfe – Nantes, (FR)
London South Bank University – London, (UK)
Lund University – Lund, (SW)
National [Spanish] Center for Hydrogen and Fuel Cell Technology Experimentation – Puertollano (Ciudad Real), (ES)
National Center for Scientific Research “Demokritos” – Attikis, (GR)
Norwegian University of Science and Technology – Trondheim, (NO)
Óbuda University – Budapest, (HU)
Pro-Science GmbH – Ettlingen, (DE)
Rijksinstituut voor Volksgezondheid en Milieu – Bilthoven, (NL)
Shell – Den Haag, (NL)
Technical University of Denmark, Department Civil Engineering – Kgs. Lyngby, (DK)
TÜV Nord – Hannover, (DE)
University College Dublin – Dublin, (UK)
University College of Southeast Norway – Kongsberg, (NO)
University of Bergen – Bergen, (NO)
University of Pisa – Pisa, (IT)
University of Surrey, Institute for Sustainability – Guildford, Surrey (UK)
University of Ulster – Colerain, (UK)

A.V.Tchouvelev & Associates Inc. – Mississauga, Ontario, (CA)
Canadian Nuclear Laboratories – Chalk River, (CA)
Cummins – Columbus, Indiana (USA)
Enbridge Gas Head Office – North York, (CA)
FM Global – Norwood, Massachusetts, (USA)
Integrative Nanotech Ltd – Timberlea, (CA)
Pacific Northwest National Laboratory – Washington D.C., (USA)
Sandia National Laboratories – Livermore, California, (USA)
Tallgrass Energy – Houston, Texas, (USA)
Universite du Quebec a Trois-Rivieres – Trois-Rivières, Quebec, (CA)
University of Calgary – Calgary, Alberta, (CA)
Zero Carbon Energy Solutions – Oakland, California, (USA)

Envidata Inovasi Indonesia – Semarang, (ID)
Global Decarbonisation Advisory Pty Ltd – Adelaide, (AU)
GPA Eng. – Adelaide, (AU)
High Pressure Gas Safety Institute of Japan – Tokyo, (JP)
Kawasaki Heavy Industries Ltd. – Akashi City, (JP)
Keio University – Yokohama, (JP)
Korea Gas Safety Corporation – Daejeon, (KR)
Korea Research Institute of Standards and Science – Daejeon, (KR)
South Australia Government – Adelaide, (AU)
Technova Inc. – Tokyo, (JP)
Tongji University – Shanghai, (CN)
University of Science and Technology China – Hefei, (CN)
Zhejiang University – Hangzhou, (CN)