Top 50 Blue Hydrogen

The startup produces low-carbon hydrogen through electrolysis powered by renewable energy sources, providing a zero-emission fuel alternative for mobility, construction, and hard-to-electrify industries. This technology enables significant decarbonization efforts, contributing to a sustainable net-zero future.

This startup specializes in renewable hydrogen production through water electrolysis, providing a zero-carbon alternative for industrial, transportation, and power sector clients. By developing hydrogen projects, the company enables facilities to utilize emission-free fuel, reducing their carbon footprint and operational costs.

The startup has developed a technology-enabled platform for clean hydrogen production that integrates proprietary software and hardware to optimize efficiency and reduce costs. This platform aims to make clean hydrogen production economically viable, addressing the high costs associated with traditional hydrogen production methods.

The startup develops a technology that processes methane into hydrogen and solid carbon without emitting carbon dioxide, utilizing a method that separates methane into its elemental components. This approach enables industries to convert natural gas or biogas into clean hydrogen fuel and high-quality carbon, addressing the need for sustainable energy sources and reducing greenhouse gas emissions.

Produces green hydrogen using solar-powered electrolysis, converting water into hydrogen without carbon emissions. This technology addresses the need for sustainable and affordable hydrogen production, supporting the transition to a low-carbon energy system.

Stargate Hydrogen Solutions provides turn-key alkaline electrolysis systems for the production of green hydrogen using renewable energy sources. Their technology addresses the need for decarbonization in industries such as heavy transport and steelmaking, where traditional electrification methods are insufficient.

Cavendish Renewable Technology (CRT) develops next-generation Anion Exchange Membrane (AEM) electrolysers with proprietary electrocatalysts for efficient, low-cost green hydrogen production. Their technology addresses the high costs and inefficiencies associated with traditional hydrogen production methods, enabling on-demand hydrogen generation for various applications.

Oort Energy manufactures hydrogen electrolyzers that utilize proprietary electrolysis technology to produce green hydrogen from solar energy in an off-grid setup. Their systems significantly lower the cost of green hydrogen production, facilitating its adoption for decarbonizing industrial processes.

Syzygy Plasmonics develops a photocatalytic reactor that utilizes light to produce hydrogen and syngas from low-carbon-intensity feedstocks, eliminating the need for combustion in chemical production. This technology addresses the high carbon emissions associated with traditional fossil fuel-based chemical processes, enabling a more sustainable and cost-effective approach to fuel production.

HiiROC utilizes Thermal Plasma Electrolysis to produce hydrogen from biomethane, flare gas, or natural gas without CO2 emissions, offering a cost-effective alternative to traditional methods. This process not only generates clean hydrogen but also produces solid carbon black as a valuable by-product, addressing the need for low-emission hydrogen production in various industrial applications.

H2SITE utilizes palladium-alloy membrane reactors to extract high-purity hydrogen from easily transportable feedstocks like ammonia and methanol, achieving over 99% purity and up to 98% recovery efficiency. The company addresses the challenge of high costs and inefficiencies in long-distance hydrogen transport, enabling small and medium enterprises to access low-carbon hydrogen more affordably.

GeoKiln produces zero‑emission hydrogen by heating iron‑rich rock formations deep underground, triggering natural serpentinization reactions that generate hydrogen in situ. Their patented Manufactured Subsurface Hydrogen (MSSH) process uses off‑the‑shelf drilling and thermal stimulation equipment, delivering hydrogen at a target cost of $1.50 per kilogram with 75 % lower energy use than green hydrogen. This approach offers a scalable, cost‑competitive alternative to traditional grey and green hydrogen production.

The startup develops metal-free catalytic electrodes and electrolysis catalysts to enhance the efficiency and cost-effectiveness of green hydrogen production. Their technology addresses the resource constraints associated with traditional catalysts, promoting a sustainable energy ecosystem and facilitating a recycling-oriented society.

The startup develops clean hydrogen technology that produces hydrogen with reduced energy consumption and lower costs, while also generating turquoise hydrogen, carbon black, and carbon nano-objects. This approach enables clients to achieve net-zero CO2 emissions by providing sustainable alternatives to traditional hydrogen production methods.

The startup operates a network of hydrogen refueling stations that facilitate the distribution and storage of renewable hydrogen, enabling efficient refueling for hydrogen-powered vehicles. By providing a reliable supply chain for hydrogen producers and consumers, the company aims to reduce reliance on fossil fuels and promote the adoption of clean transportation solutions.

This company develops Smart Tank technology for the safe, accessible, and scalable generation and storage of green hydrogen. Their integrated system allows businesses and consumers to produce on-site green hydrogen fuel using only water and renewable electricity. The solution removes complex distribution challenges by enabling point-of-use production and storage while monitoring safety and efficiency via IoT software.

Spiral Hydrogen builds centrifugal electrolyzers that eliminate gas bubbles, achieving up to 95% HHV efficiency at high current densities (3 A cm⁻²). The plug‑and‑play system uses porous electrodes and in‑situ catalyst redeposition to deliver low‑cost, long‑life green hydrogen for industrial producers and heavy‑industry decarbonization.

Sakowin produces decarbonized hydrogen through a patented methane plasmalysis process, which generates hydrogen and solid carbon without CO2 emissions and uses five times less electricity than traditional electrolysis. Their compact, modular systems enable on-site and on-demand hydrogen production, addressing the need for sustainable energy solutions in various industrial applications.

The startup provides turnkey fuel cell services that deliver low-carbon hydrogen for backup power to critical infrastructure. By utilizing gaseous hydrogen technology, the company enables communities to access a reliable and cost-effective energy source, enhancing energy resilience and reducing carbon emissions.

HydGene Renewables utilizes biocatalyst technology to convert waste biomass into low-cost green hydrogen, providing on-site and on-demand solutions for chemical manufacturing. This approach addresses the reliance on fossil fuels in hydrogen production, enabling industries to produce sustainable chemicals and meet their decarbonization targets.

The startup develops hydrogen fuel infrastructures that include onsite hydrogen generators and fueling systems, enabling the production of pure hydrogen at the point of use. This technology addresses the need for efficient and sustainable hydrogen fueling solutions, facilitating the transition to cleaner energy sources.

The startup operates hydrogen refueling stations designed for hydrogen vehicles, integrating hydrogen production, storage, and distribution systems. This infrastructure enables clients to establish operational hydrogen charging stations, addressing the lack of accessible refueling options for hydrogen-powered transportation.

The startup develops micro-channel devices for the production, distribution, and utilization of hydrogen and LNG, as well as for carbon dioxide conversion and power generation. Their technology provides industry clients with efficient fluid connection and heat exchange solutions, enhancing energy transition processes and supporting a circular economy.

Aternium produces industrial‑grade hydrogen and heavy water using high‑efficiency electrolysis powered by renewable electricity. Its modular plants integrate real‑time digital controls and safety systems to deliver low‑carbon hydrogen directly to large‑scale industrial customers in the Mid‑Atlantic, reducing emissions and production costs.

The startup manufactures hydrogen through electrolysis using renewable energy, supplying industrial refineries with sustainable hydrogen fuel. By storing the produced hydrogen in an underground salt dome, the company provides a solution for seasonal energy storage, enhancing the reliability of renewable energy sources.

This Perth-based startup produces green hydrogen through electrolysis of water powered by solar and wind energy, ensuring zero carbon emissions. They provide transportation and distribution solutions for compressed green hydrogen, facilitating its export to domestic and international markets.

This startup develops and operates green hydrogen production facilities using electrolysis powered by renewable energy sources, minimizing carbon emissions. By optimizing the utilization of renewable generation assets, the company reduces the need for expensive grid upgrades while providing tailored energy solutions.

The startup develops and operates clean hydrogen production facilities utilizing low-cost hydrocarbon processing and feedstock production methods to generate affordable clean hydrogen. This approach provides energy solutions for industries with high carbon emissions, contributing to their decarbonization efforts.

Innova Hydrogen develops proprietary electrolysis technology to produce hydrogen from renewable energy sources, addressing the need for clean fuel alternatives in the energy sector. This process enables efficient hydrogen generation, reducing reliance on fossil fuels and lowering greenhouse gas emissions.

PyroH2 produces turquoise hydrogen and solid carbon from natural gas using methane pyrolysis. This process offers a low-carbon alternative for industrial hydrogen feedstock, enabling decarbonization for sectors like ammonia and refining.

Produces green hydrogen using renewable energy sources, deploying a network of production facilities and distribution technologies across North America. This approach addresses the need for sustainable hydrogen solutions to support decarbonization efforts and reduce reliance on fossil fuels.

This startup develops technology to produce green hydrogen, aiming to overcome current technological limitations in the hydrogen production process. They focus on enabling more efficient and sustainable hydrogen generation.

Hiringa Energy develops green hydrogen generation and distribution infrastructure to support transportation and industrial applications. They are establishing a nationwide hydrogen refueling network in New Zealand to enable a zero-emission supply chain as a service.

Blue Spirit Aero is developing a family of zero-emission aircraft powered by hydrogen fuel cell technology and an electric powertrain, which significantly reduces operational costs and noise levels. The Dragonfly aircraft meets market demands for sustainability, range, and speed while ensuring high safety standards.

First State Hydrogen is developing a 60 megawatt clean hydrogen production facility in Wilmington, Delaware, utilizing PEM electrolysers powered by renewable energy to generate 24 metric tons of green hydrogen per day. The company aims to provide affordable clean hydrogen to support American energy independence and help businesses achieve their sustainability goals.

Hydrolyx Energy develops Solid Oxide Electrolyzers (SOEC) with over 90% efficiency for the production of green hydrogen, addressing the need for sustainable energy solutions. Additionally, the company offers an Unmanned Hydrogen Vehicle capable of both flying and driving, providing a more efficient alternative to traditional electric vehicles with significantly extended operational time.

The startup develops a clean hydrogen production system that integrates onsite hydrogen generation with industrial facilities, utilizing electrolysis technology to convert water into hydrogen. This approach enables clients to meet their energy demands with green hydrogen, significantly lowering their carbon emissions.

Aeon Blue develops integrated hydrogen and carbon capture technology to produce cost-efficient eFuel using wind energy, seawater, and captured atmospheric CO2. Their proprietary saltwater electrolyzer simultaneously produces green hydrogen and captures CO2, enabling low-cost syngas creation. This results in a drop-in eFuel replacement that permanently removes legacy atmospheric emissions upon use.

Aeon Blue utilizes a saltwater electrolyzer and direct air capture technology to convert air and water into sustainable fuel. This process provides an alternative to fossil fuels while significantly lowering carbon emissions.

The startup develops hydrogen fuel cell and electrolyzer systems utilizing proprietary bipolar plate technology to enhance power density and durability while reducing costs. This technology makes hydrogen production more accessible and economical, lowering both upfront capital and operating expenses for various applications in the hydrogen industry.

Entropyst develops reactor technology that converts natural gas into turquoise hydrogen and carbon nanotubes. This process produces clean hydrogen fuel for various applications and high-strength carbon nanotubes for industrial use.

NeoGreen Hydrogen develops large-scale green hydrogen projects using electrolysis powered by renewable energy, producing zero-emission hydrogen and its derivatives for various industries. The company addresses the urgent need for low-carbon energy solutions to decarbonize heavy industry and transportation, contributing to global net-zero targets by 2050.

OneSix Energy produces low-cost, clean hydrogen and carbon black using a novel thermal process that requires no external energy or water consumption. This modular and scalable platform enables onsite hydrogen generation for decarbonizing heavy industry applications. The technology offers an affordable and sustainable alternative to traditional hydrogen production methods.

The startup develops micro-hub hydrogen fueling systems that generate emissions-free hydrogen from water and renewable energy sources. This technology enables fleet operators to transition to low-cost, zero-emission transportation, directly addressing the environmental impact of traditional fuel sources.

This company develops modular hydrogen-powered powerpacks for maritime and industrial applications, offering a clean energy alternative to traditional fossil fuels. Their solutions provide scalable and customizable power for various uses, reducing emissions and promoting sustainability.

The startup specializes in the development of alloys for hydrogen storage systems, enabling efficient hydrogen mobility at room temperature and low pressure. Their technology addresses the challenge of high-capacity hydrogen release, facilitating broader adoption of hydrogen as a clean energy source.

LUX INDUSTRIES develops proprietary, containerized systems for the production, liquefaction, and dispensing of clean hydrogen. This modular solution enables on-site, on-demand supply of LH2 and GH2 at small to medium scales. The company provides a decentralized hydrogen supply model that reduces deployment time and footprint compared to conventional infrastructure.

This startup specializes in the large-scale production of clean hydrogen through electrolysis, utilizing renewable energy sources to generate hydrogen without carbon emissions. By providing a sustainable hydrogen supply, the company aims to support industries and consumers in reducing their carbon footprint and contributing to climate change mitigation.

This company produces green hydrogen fuel by integrating physical infrastructure with commercial and financial solutions. By optimizing the entire lifecycle, they provide clients with carbon-free fuel alternatives.

Hydrostar has developed modular green hydrogen production systems that utilize proprietary electrolysis technology optimized for integration with renewable energy sources like wind and solar. This approach enables efficient and low-cost hydrogen production, addressing the need for sustainable energy solutions in the transition to a low-carbon economy.