Hydrogen Production & Fuel Cell System Suppliers

Greece / USA · Massachusetts

Advent Technologies manufactures high-temperature PEM fuel cells and membrane electrode assemblies for stationary power.

France

Air Liquide is one of the world's largest industrial and medical gas producers (O2, N2, Ar, H2, CO2, He); Large Industries division operates air separation units, SMR hydrogen plants and pipeline networks; Engineering & Technologies designs ASUs, hydrogen liquefiers, cryogenic equipment (including CERN/ITER-class systems), turboexpanders, membranes, cold boxes and space cryogenics; also builds and operates PEM electrolyzers for green hydrogen.

USA · Pennsylvania

Air Products is a global industrial gas producer (O2, N2, Ar, H2, He) and a leader in LNG process technology (AP-C3MR, AP-X, AP-N, AP-DMR licensed for the majority of world's LNG capacity); designs and supplies BAHXs (cold boxes), cryogenic storage tanks, hydrogen liquefiers and green/blue hydrogen production; sells engineering services and licenses process technology.

Norway

Aker Solutions provides engineering, procurement and construction services for offshore oil & gas, LNG, floating production, carbon capture, hydrogen and offshore wind.

France

Assystem provides engineering and project-management services for nuclear, hydrogen, energy transition, transport and industrial infrastructure.

Canada

Ballard Power Systems designs and manufactures PEM fuel cell products for heavy-duty motive applications (buses, trucks, trains, marine) and stationary power.

USA · Kansas

Black & Veatch is an EPC/engineering firm specializing in mid- and small-scale LNG (PRICO liquefaction), hydrogen, power, water and infrastructure projects.

USA · California

Bloom Energy manufactures solid-oxide fuel cell power servers (Bloom Energy Server) and solid-oxide electrolyzers for hydrogen production.

Germany

Bosch is developing and manufacturing PEM electrolyzer stacks (Hybrion) and mobile fuel-cell power modules for heavy-duty trucks and stationary applications.

USA · Georgia

Chart Cryo Technologies designs and builds custom cryogenic process systems for liquefying air gases, hydrogen and helium; supplies brazed aluminum heat exchangers, cold boxes and turbomachinery integration.

USA · Georgia

Chart Industries manufactures bulk cryogenic storage tanks for O2, N2, LNG, H2, Ar, CO2 and helium; LNG fueling stations, trailers and ISO containers; liquid hydrogen storage and trailers (>800 tanks in H2 service); brazed aluminum heat exchangers, cold boxes and vaporizers; turboexpanders and Howden compressors; vacuum insulated pipe (VIP) and safety valves; flow instruments; H2 and LNG liquefiers; hydrogen fueling stations and aftermarket service.

Japan

Chiyoda Corporation executes EPC of LNG plants and receiving terminals, gas processing, refining, petrochemical, and hydrogen supply chain projects (SPERA Hydrogen).

United Kingdom

Clarke Energy is a distributor and EPC integrator for INNIO Jenbacher gas engines including LNG, biogas and hydrogen-blend applications; provides packaged CHP, gas-to-power and gas engine services.

USA · Indiana

Cummins (Accelera by Cummins) manufactures PEM and alkaline electrolyzers (formerly Hydrogenics), PEM fuel cells and hydrogen fuel-cell power modules for mobility and stationary applications.

South Korea

Doosan Fuel Cell manufactures PAFC (phosphoric acid) and PEM fuel cell systems for stationary power generation.

USA · Massachusetts

Electric Hydrogen develops large-scale PEM electrolyzers optimized for low-cost green hydrogen production.

France

Elogen (subsidiary of GTT) designs and manufactures PEM electrolyzers and stacks for on-site green hydrogen production.

Italy / Germany

Enapter manufactures anion exchange membrane (AEM) electrolyzers (EL 4.0, AEM Multicore) for on-site green hydrogen production.

USA · Texas

Fluor Corporation provides EPC services for LNG (mid- and large-scale liquefaction, receiving terminals), hydrogen, ammonia, refining and petrochemical projects.

USA · Connecticut

FuelCell Energy manufactures molten-carbonate fuel cells (SureSource) for stationary power, hydrogen co-production and carbon capture; developing solid-oxide fuel cells and electrolyzers.

Denmark

Green Hydrogen Systems designs and manufactures modular pressurized alkaline electrolyzers (A-Series, X-Series) for on-site green hydrogen production.

Germany

H-TEC Systems (MAN Energy Solutions) designs and manufactures PEM electrolyzers (ME450, ME100/350) for on-site and industrial green hydrogen production.

Norway

Hexagon Purus manufactures Type 4 composite cylinders and vehicle systems for compressed hydrogen storage, distribution modules, battery systems and hydrogen fuel-cell integration.

USA · Illinois

Honeywell UOP licenses process technology and provides engineering for gas processing, LNG pretreatment, hydrogen production (SMR/PSA), refining and petrochemicals; supplies catalysts, adsorbents and modular equipment.

Norway

HydrogenPro designs and manufactures large-scale pressurized alkaline electrolyzer systems for green hydrogen production.

Netherlands

HyGear (Xebec Adsorption / Nel group) designs and manufactures on-site hydrogen generators based on steam methane reforming (Hy.GEN) and hydrogen recovery systems.

United Kingdom

ITM Power designs and manufactures PEM electrolyzer systems for green hydrogen production (MEP, POSEIDON and TRIDENT product families).

USA · Texas

Jacobs Engineering provides engineering, EPCM and consulting services across energy, hydrogen, chemicals, aerospace and infrastructure sectors.

Japan

JGC Holdings executes EPC of LNG plants (major LNG train contractor globally), refineries, petrochemicals, hydrogen/ammonia and gas processing facilities.

Belgium

John Cockerill manufactures large-scale alkaline electrolyzers for green hydrogen production and provides engineering across energy, defense and industrial markets.

USA · Texas

KBR Inc. licenses ammonia (K-Green), hydrogen and refining process technologies, delivers LNG facility engineering, and provides EPC services for energy and industrial projects.

Germany

Linde Engineering designs and builds air separation units (ASUs), LNG liquefaction and receiving terminals, natural gas plants, hydrogen (SMR/PSA) and ammonia plants, olefin plants, and manufactures brazed aluminum plate-fin heat exchangers and cold boxes; also supplies electrolyzers via ITM/Linde JV.

United Kingdom / Germany

Linde plc is a global industrial gases company (O2, N2, Ar, H2, He, CO2 supply through pipelines, on-site plants, bulk and packaged); Linde Engineering designs ASUs, LNG plants, hydrogen plants, natural gas plants and petrochemical plants; supplies cryogenic storage tanks, tanker semitrailers, cryogenic pumps/compressors and hydrogen refueling equipment; operates SMR and PEM/alkaline electrolyzer hydrogen production.

China

LONGi Hydrogen Technology manufactures alkaline electrolyzers for green hydrogen production at scale, leveraging the parent LONGi Green Energy solar manufacturing capabilities.

France

McPhy Energy manufactures alkaline electrolyzers (Augmented McLyzer) for green hydrogen production and hydrogen refueling stations with associated storage.

Norway

Nel Hydrogen is a pure-play hydrogen electrolyzer manufacturer (alkaline and PEM) for large-scale green hydrogen production. Also historically supplied hydrogen fueling station technology; that unit (Nel Hydrogen Fueling) has been divested.

USA · California / India

Ohmium International manufactures PEM electrolyzer systems (Giga Electrolyzer Platform) for green hydrogen production.

Italy

Pietro Fiorentini manufactures gas pressure regulators, metering and pressure-reduction systems for natural gas, biomethane and hydrogen networks; also invests in PEM electrolyzer technology (via H2Boat/Pietro Fiorentini H2).

USA · New York

Plug Power manufactures PEM electrolyzers, hydrogen liquefiers, liquid hydrogen storage and delivery equipment, PEM fuel cell engines (GenDrive), and turnkey green hydrogen plants; operates a fleet of liquid hydrogen production plants in the US.

Italy

Saipem S.p.A. provides EPC services for onshore and offshore oil & gas, LNG liquefaction and regasification, hydrogen, offshore wind and low-carbon projects.

South Korea

Samsung Engineering executes EPC of LNG receiving terminals, gas processing, refining, petrochemicals, hydrogen and green ammonia projects.

Netherlands

Shell Global Solutions licenses process technologies and provides technical services including gas processing, LNG (DMR), hydrogen and gas-to-liquids (SMDS) technologies.

Germany

Siemens Energy manufactures large gas and steam turbines, centrifugal and axial compressors (Dresser-Rand), turboexpanders for LNG and industrial gas, PEM electrolyzers (Silyzer) and provides grid and hydrogen technology.

China

Sinopec Engineering (Group) provides EPC services for oil & gas, refining, petrochemical, LNG, clean fuels and hydrogen projects.

Germany

Sunfire GmbH manufactures pressurized alkaline (SunfireHyLink) and high-temperature solid-oxide (SunfireSynLink) electrolyzers for green and blue hydrogen production.

France

Technip Energies is a leading EPC contractor for LNG liquefaction plants, hydrogen and ammonia projects, ethylene, refining, and low-carbon technologies including CO2 capture and offshore floating LNG.

Spain

Tecnicas Reunidas provides EPC services for oil & gas, refining, gas processing, LNG, hydrogen and low-carbon energy projects.

Germany

Thyssenkrupp Nucera manufactures large-scale alkaline water electrolysis plants (scalum®) for green hydrogen production and chlor-alkali electrolysis technology.

Denmark

Topsoe (Haldor Topsoe) supplies SOEC (solid oxide electrolysis) electrolyzers and licenses hydrogen/ammonia/methanol process technology.

Japan

Toshiba Energy Systems manufactures PEM and alkaline electrolyzers (H2One), pure-hydrogen fuel cells and integrated hydrogen energy management systems.

USA · California

Verdagy (formerly Dioxide Materials) develops and manufactures advanced alkaline electrolyzers for green hydrogen production at scale.

United Kingdom

Wood plc provides engineering, project management, EPC and operations services for LNG, hydrogen, petrochemicals, renewables and industrial projects.

Australia

Worley provides engineering, procurement, construction and consulting services across LNG, hydrogen, renewables, chemicals and infrastructure projects.