Ohmium logo — Making green hydrogen a reality today

Ohmium

Making green hydrogen a reality today

Founded 2019 United States Fremont, United States 589 employees Corporate Round Total: $297.00M Energy, Manufacturing +2

General Information

Company Name Ohmium
Founded Year 2019
Location United States Fremont, United States
Employees 589
Industries Energy, Manufacturing, Renewable Energy +1
Funding Stage Corporate Round
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About Ohmium

Ohmium, founded in 2019, is at the forefront of the clean energy revolution with a mission to accelerate the adoption of green hydrogen. Their slogan, "Making green hydrogen a reality today," encapsulates their drive to decarbonize hard-to-abate sectors and foster a low-carbon future.

The company specializes in designing, manufacturing, and deploying modular, scalable proton exchange membrane (PEM) electrolyzer systems. These systems offer a cost-competitive approach to green hydrogen production, featuring vertical stackability, integration with advanced power electronics, and delivering superior value across commercial and industrial applications in terms of safety, energy density, scalability, and ramp rate.

Ohmium maintains a global project pipeline spanning North and South America, Europe, India, and the Middle East. Following a recent Corporate Round investment by 3M on 16 July 2024, they are well-positioned to expand their influence in the Energy, Manufacturing, and Renewable Energy sectors.

Taxonomy: Green Hydrogen, Proton Exchange Membrane (PEM) Electrolyzers, Decarbonization, Electrolyzer Manufacturing, Hydrogen Production, Scalable Hydrogen Solutions, Modular Electrolyzer Systems, Industrial Applications, Energy Density, Advanced Power Electronics, Sustainable Energy, Plug-and-Play Operations, Stackable Electrolyzer Technology, Cost-Effective Hydrogen Solutions

Services & Products

Design and commissioning of green hydrogen electrolyzers
Scalable electrolyzer solutions
Hydrogen production and energy storage
Sustainability enhancement consulting

Target Customers

Industrial operations seeking decarbonization Energy companies integrating renewable resources Transport and shipping companies aiming for sustainable solutions Businesses seeking efficient and scalable hydrogen systems

Funding Rounds & Investors (4)

View All
Funding Stage Amount Investors Lead Investors Date
Corporate Round Undisclosed 1
3M
16 Jul 2024
Series C $250.00M 4
Hanover Capital, Energy Transition Ventures +2
26 Apr 2023
Series B $45.00M 2
Energy Transition Ventures, Fenice Investment Group
14 Apr 2022
Seed Round $2.00M 1
Northern Star Partners
10 May 2020

Ohmium Alternatives & Competitors

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Ohmium vs

SHIFT POWER / ENERGIZE YOUR WORLD

Grant
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Ohmium vs
Versogen
Versogen United States

The Hydrogen Generation.

Series A
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Ohmium vs
Advanced Ionics
Advanced Ionics United States

Green hydrogen without the green premium.

Series A
33 employees
Energy, Manufacturing

FAQ About Ohmium

Making green hydrogen a reality today
Ohmium was founded in 2019.
Ohmium is headquartered in Fremont, United States.
Ohmium operates in Energy, Manufacturing, Renewable Energy and Clean Energy. Its work centres on Green Hydrogen, Proton Exchange Membrane (PEM) Electrolyzers, Decarbonization and Electrolyzer Manufacturing. Its customers include Industrial operations seeking decarbonization, Energy companies integrating renewable resources and Transport and shipping companies aiming for sustainable solutions.
Ohmium has approximately 589 employees.
Ohmium has completed 4 funding rounds, raising a total of $297.00M. The latest funding stage is Corporate Round.
Ohmium offers: Design and commissioning of green hydrogen electrolyzers, Scalable electrolyzer solutions, Hydrogen production and energy storage, Sustainability enhancement consulting.
Top alternatives and competitors to Ohmium include Hydrogenics, Versogen, Advanced Ionics, Bramble Energy Limited, ITM Power. These companies operate in related industries and serve comparable markets. You can compare them side by side on Bounce Watch.
Ohmium and Hydrogenics are both companies in similar industries. Compare their funding, team size, growth signals, and market position on Bounce Watch to see which one fits your needs.

Source: BounceWatch company record for Ohmium, https://bouncewatch.com/company/ohmium, updated 19 August 2025. When citing, please name BounceWatch and link this page.

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