Top Green Hydrogen Companies

Skyquest Technology's expert advisors have carried out comprehensive research and identified these companies as industry leaders in the Green Hydrogen Market. This Analysis is based on comprehensive primary and secondary research on the corporate strategies, financial and operational performance, product portfolio, market share and brand analysis of all the leading Green Hydrogen industry players.

Green Hydrogen Market Competitive Landscape

Rising global demand for renewable energy as a means of replacing fossil fuels and achieving net zero is a key driver of the green hydrogen industry, particularly with the increased commitment by corporations and government entities. The rapid growth of solar, wind and other renewable energy technologies has led to much lower electricity costs, making electrolysis-based hydrogen production more competitive.

Industry Overview

According to SkyQuest Technology “Green Hydrogen Market By Technology (PEM and Alkaline Electrolyzer), By Renewable Source (Wind Energy, Solar Energy), By Distribution Channel (Pipeline and Cargo), By End-use (Mobility, Chemical, Power, Grid Injection, Industrial), By Region- Industry Forecast 2025-2032,” Global Green Hydrogen Market is projected to grow at a CAGR of over 35.9% by 2032, on account of urgent need for automating quantified data. Extensive government support through government funding, tax incentives, carbon pricing, and national hydrogen strategies in Europe, Asia and the Middle East is driving increased investment into hydrogen and creating substantial markets for hydrogen. In addition, the development of electrolyzer technology and the decreasing capital cost of electrolyzers as well as the increasing development of storage and transportation infrastructure are major contributors to the growth of the market for green hydrogen. The increasing number of corporate sustainability initiatives and collaborative projects between the public and private sectors are contributing to the creation of project pipelines and positions green hydrogen at the forefront of the clean energy transition.

Top 10 Global Green Hydrogen Companies

Company

Est. Year

Headquarters

Revenue

Key Services

Linde plc

1879

Guildford, UK & Dublin, Ireland

USD 33 Billion

Green H2 production, Hydrogen plants/infrastructure, Gas supply, Engineering, and Electrolysis integration.

Air Liquide

1902

Paris, France

USD 29.1 Billion

Green H2 production and distribution, large-scale electrolysis projects, and advanced hydrogen technologies.

Air Products & Chemicals

1940

Allentown, USA

USD 12.6 Billion

Green H2 production, liquification, transport, fuelling station infrastructure, and large-scale industrial gas supply.

Siemens Energy AG

2020 (Spin-off from Siemens AG)

Munich, Germany

USD 32.2 Billion

Manufacturing high-efficiency Electrolyzers (PEM technology), integrating green H2 projects into energy systems.

ENGIE SA

1858

Courbevoie, France

USD 71.3 Billion

Green H2 project development (production, storage, transmission), renewable energy generation for electrolysis.

Cummins Inc.

1919

Columbus, USA

USD 34.1 Billion

Design and manufacture of Electrolyzers (PEM and Alkaline), fuel cell systems for various applications (transport, power).

BP (British Petroleum)

1908

London, UK

USD 210.1 Billion

Large-scale green H2 project development, hydrogen and ammonia production hubs, and decarbonization of refinery operations.

Reliance Industries Ltd

1966

Mumbai, India

USD 109.4 Billion

Massive investment in an integrated New Energy ecosystem, including large-scale green H2 and electrolyzer manufacturing.

Plug Power Inc.

1997

Latham, USA

USD 891 Million

End-to-end green H2 ecosystem, Electrolyzers, hydrogen fuel cells for mobility (forklifts, vehicles), and hydrogen logistics.

Nel ASA

1927

Oslo, Norway

USD 150 Million

Global specialist in Electrolyzer technology (Alkaline and PEM) and hydrogen fuelling station solutions.

1. Linde plc

As the leading company in industrial gases globally, Linde has the greatest competitive advantage in the development of hydrogen value chains. Linde has a focus on providing complete (end-to-end) hydrogen solutions because of their extensive historical experience with hydrogen production, liquefaction, transport infrastructure, and purification.

2. Air Liquide

Air Liquide was an early adopter of hydrogen technology as a comprehensive producer of hydrogen from the production process to liquefaction, as well as distribution and storage. An important component of Air Liquide's strategy is its joint venture with Siemens Energy to manufacture industrial-scale PEM (proton exchange membrane) electrolyzers to support the growing hydrogen economy in Europe and elsewhere.

3. Air Products & Chemicals

Air Products & Chemicals (Air Products) is focused principally on developing and implementing mega-scale, clean hydrogen projects to support "hard-to-abate" sectors such as heavy industry and transportation. An example of Air Products' commitment to clean hydrogen is the NEOM Green Hydrogen Complex, a joint venture in Saudi Arabia and the world's largest green hydrogen ammonia production facility, which will be exporting this ammonia to the markets worldwide.

4. Siemens Energy AG

Siemens Energy is a major player in the global energy market and provides an essential element to the hydrogen economy through the manufacturing of industrial scale electrolyte systems using advanced PEM (proton exchange membrane) technology.

5. ENGIE SA

ENGIE is one of the largest multinational energy companies, and it is actively developing green hydrogen production hubs that will utilise its vast portfolio of renewable energy assets. ENGIE provides end-to-end support for its clients' green hydrogen projects through its comprehensive portfolio of consultancy and project execution offerings.

6. Cummins Inc.

Cummins is reorienting its traditional power business into a successful player in the hydrogen supply side. The company produces both electrolyzer and fuel cell/internal combustion engine products.

7. BP (British Petroleum)

BP is committed to finding low-carbon forms of hydrogen (green and blue). BP views low-carbon hydrogen (green and blue) as crucial to transforming itself into an integrated energy company. BP's strategy is to build regional hydrogen hubs (to initially supply BP's operations) with plans to scale these up to support heavy industry and transport customers.

8. Reliance Industries Ltd

Reliance is committed to the "1:1:1 Green Hydrogen Vision" (i.e., $1/1 kg/1 decade) for India. Reliance is developing the New Energy Giga Complex in Jamnagar, which will include large-scale factories for solar PV, energy storage, fuel cells, and most importantly, Green Hydrogen and electrolyzer production.

9. Plug Power Inc.

The main objective of Plug Power is to create a complete green hydrogen ecosystem (from manufacturing and deploying of electrolyzers and hydrogen fuel cells, to operating over 250 fuelling stations) vertically integrated, as they control the entire process, including producing liquid green hydrogen (at the GEORGIA facility), delivering it, and providing the Fuel Cell Systems for Material Handling (Forklifts) and Mobility Applications.

 10. Nel ASA

Nel is amongst the oldest "pure play" Hydrogen Technology Companies in the world, having been founded in 1927, and is considered a pioneer in the production of advanced Electrolyzer systems (Alkaline and PEM) and providing Hydrogen Fuelling Station Solutions. As a technology partner to green hydrogen projects around the world, Nel has ramped up production capabilities to meet cost parity with conventional hydrogen production processes.

Other Leading Global Green Hydrogen Companies

  • Thyssenkrupp Nucera
  • ITM Power
  • McPhy Energy
  • Enapter
  • Bloom Energy
  • Iberdrola
  • TotalEnergies
  • ACWA Power
  • Larsen & Toubro (L&T)
  • Ballard Power Systems
  • Adani New Industries Ltd (ANIL)

Conclusion

Green hydrogen has made a significant shift from early-stage projects to commercial deployment at large scale, aided by the continuing development of large-scale policy-supportive frameworks. Though the challenge of developing costs, infrastructure, and supply chains continues, the overall global investment and collaboration in the market will continue to rapidly reduce these barriers and propel the market toward maturity. Overall, because of advanced collaboration and investment, the market will be positioned for significant growth, which will make green hydrogen a fundamental building block of a global clean energy economy.

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FAQs

The current global green hydrogen production capacity is estimated at around 0.15 million tonnes per year. This capacity is expected to expand rapidly as new large-scale projects and renewable-powered electrolysis plants come online worldwide.

The key applications of green hydrogen include industrial use in refining and chemical production, fuel for transportation such as fuel-cell vehicles, power generation and energy storage, and as a raw material for producing ammonia and synthetic fuels, supporting decarbonization across sectors.

By 2032, substantial investments are expected in green hydrogen projects across regions. Europe, the Middle East, and Asia are leading, with billions allocated to large-scale production, electrolyzer expansion, and infrastructure development, supporting the global shift toward decarbonization and renewable energy adoption.

Hydrogen produced via PEM electrolysis accounts for roughly 30 percent of the total electrolyzer market, with its share growing due to advantages in efficiency, flexibility, and suitability for intermittent renewable energy sources.

Renewable energy plays a central role in green hydrogen production by providing clean electricity to power water electrolysis. Solar, wind, and hydro energy enable the splitting of water into hydrogen and oxygen without emitting carbon, making the hydrogen truly sustainable and carbon-free.

Leading countries in green hydrogen development include China, Germany, Australia, Saudi Arabia, and India. They are investing heavily in electrolyzer capacity, renewable energy integration, and large-scale production facilities to support decarbonization, clean energy transition, and export potential in the global hydrogen market.

There are over 1,500 green hydrogen projects announced globally, spanning more than 70 countries. Many remain in early stages, with fewer than about 100 currently operational, while hundreds more are in development or awaiting final investment decisions.

The long-term outlook for the green hydrogen market is highly positive, with growing adoption in industries, transport, and energy storage. Falling production costs, technological advancements, and supportive policies are expected to drive significant market growth, making green hydrogen a key component of global decarbonization.

Global Green Hydrogen Market size was valued at USD 10.46 Billion in 2024 and is poised to grow from USD 14.22 Billion in 2025 to USD 165.46 Billion by 2033, growing at a CAGR of 35.9% in the forecast period (2026–2033).

Investing in the development of green hydrogen production and transportation infrastructure is projected to be the top priority of all market players in the future. Collaborations and partnerships will be essential strategies for green hydrogen companies looking to enhance their market presence on a global level. Investing in the development of a new carbon-neutral way to produce green hydrogen will be a major market trend for green hydrogen companies to focus on going forward. 'Air Liquide (France)', 'Siemens Energy (Germany)', 'Linde plc. (UK)', 'Nel ASA (Norway)', 'Plug Power (US)', 'ITM Power (UK)', 'McPhy Energy (France)', 'Hydrogenics (Canada)', 'Green Hydrogen Systems (Denmark)', 'Ballard Power Systems (Canada)', 'Engie (France)', 'Enapter (Germany)', 'Haldor Topsoe (Denmark)', 'Mitsubishi Power (Japan)', 'Toshiba Energy Systems & Solutions (Japan)', 'Cummins Inc. (US)', 'Doosan Fuel Cell America (US)', 'Siemens Gas and Power (Germany)', 'Thyssenkrupp (Germany)', 'Baker Hughes (US)'

The global drive for sustainable hydrogen production is aggressively accelerating the development of electrolysis technologies. New processes including proton exchange membrane (PEM) and solid oxide electrolysis cells (SOECs) are increasing the efficiency and scalability of green hydrogen production. These new innovations will help meet sustainability targets, but most importantly, they will develop a green market by increasing production efficiencies to enable cleaner production processes.

Green hydrogen companies are likely to develop blend hydrogen in with natural gas to decrease carbon footprint and heat intensity. By blending hydrogen, green hydrogen companies can expand their business activities and fully capitalize on the current energy infrastructure. The leading-edge companies have time and space to develop the infrastructure to utilize hydrogen alone. Hydrogen blending will provide a transitional solution to the decarbonization strategy while expanding the current business opportunity of green hydrogen employers until green hydrogen can be produced in a scale which could replace the natural gas. Blending hydrogen with natural gas will enable existing gas infrastructure to be used while reducing greenhouse gas emissions.

Asia-Pacific is forecasted to account for a prominent share of the global green hydrogen demand outlook. Increasing efforts of governments to promote clean energy, rising investments in the development of new green hydrogen plants, and the launch of new decarbonization technologies are expected to create new opportunities for green hydrogen market players in this region. India, Japan, China, and Australia are estimated to have a substantial contribution to the high green hydrogen market share of this region through 2031. Growing investments in development of new green hydrogen technologies and high demand for hydrogen-based transport are also slated to be key green hydrogen market trends for the Asia Pacific region going forward. 

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Global Green Hydrogen Market
Green Hydrogen Market

Report ID: SQMIG10F2033

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