The 12 closest competitors and alternatives to HDF among energy companies — ranked by similarity to what HDF actually does, not by market-cap band.
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HDF Energy develops large-scale hydrogen infrastructure and advanced multi-megawatt fuel cell technology to decarbonize the power sector, heavy rail, and maritime mobility. The company serves global markets by implementing clean energy solutions and green hydrogen power plant projects.
HDF is an energy company headquartered in France. Xcout tracks 20 named people at HDF, including Hanane El Hamraoui (CEO).
14 more named people on record for HDF, with roles, board committees and tenure — see the full roster →
Ranked by semantic similarity — how close each company is to HDF by what it does, using Xcout's live company graph. Click any company for its full profile, or its competitor set.
Hydrogen Energy
H2 Core AG designs, manufactures, and maintains modular, scalable hydrogen-based energy systems for the generation, storage, and utilization of renewable energy. The company serves industrial and infrastructure clients globally by combining electrolysis, fuel cells, battery systems, and storage technologies to replace fossil fuels with carbon-free energy solutions.
Energy Technology
Nedstack designs, builds, and supports Proton Exchange Membrane (PEM) hydrogen fuel cell systems for mission-critical applications. The company serves sectors such as maritime, off-grid power, heavy industry, renewable energy storage, and heavy-duty transport, providing zero-emission power, heat, and water solutions.
Similar energy company
Established in Dublin, Ireland, in 2018, Fusion Fuel Green PLC is dedicated to hydrogen production, with its core operations concentrated in Portugal, Southern Europe, and Morocco. The company provides a range of solutions, including the sale of its specialized hydrogen generators to clients for their green hydrogen production plants, the direct supply of green hydrogen from its own facilities, and comprehensive operational and monitoring support for plants deploying its generator technology. Its diverse customer base includes natural gas networks and grids, ammonia manufacturers, oil refineries, and various regulatory and governmental organizations.
Similar energy company
EODev is a French industrial company founded in 2019 that designs and manufactures hydrogen-based power generation and energy storage solutions. As an industrial spin-off of Energy Observer, the company develops sustainable, zero-emission alternatives to fossil fuels to support resilient, low-carbon energy systems.
Hydrogen Energy
H3 Dynamics develops hydrogen drones, fuel cells, and aircraft propulsion systems to power ultra-long-range aerial capabilities.
Energy & Power Solutions
Oncore Microgrid, LLC provides contract manufacturing, sales, and support for industrial-scale hydrogen power solutions and microgrids ranging from 100 kW to 1 MW. The company serves commercial, government, and industrial clients by offering clean, resilient backup and primary power systems designed to optimize energy use and integrate with renewables.
Hydrogen Energy
Adele Hydrogen develops and manufactures advanced Pathfinder Electrodes designed to improve the efficiency and cost-effectiveness of alkaline electrolyzers. The company serves the green hydrogen production industry by providing components that reduce energy consumption, lower capital and operational expenditures, and increase hydrogen output without using precious or critical raw materials.
Similar energy company
Ohmium is a clean energy company headquartered in Newark, California, with a global team size of over 500 employees. The company delivers comprehensive, modular, and efficient green hydrogen solutions to drive sustainable transformation.
Similar energy company
HyOrc Corp is a clean energy technology company that provides low-emission energy systems and infrastructure for heavy transport and power sectors. Its offerings include green methanol production through modular waste-to-methanol plants, advanced multi-fuel gas generators for critical and off-grid power, and zero-emission retrofit engines for locomotives.
Energy Solutions
Hyviva provides hydrogen-based long-duration energy storage and backup solutions, including green hydrogen production, storage, and engineering services for residential and commercial customers. The company serves clients seeking sustainable alternatives to grid utilities and support for decarbonization efforts.
Similar energy company
Hymeth develops cost-effective electrolyzers, specifically the HYAEON and HYNACE product lines, designed to revolutionize green hydrogen production for industrial clients. The company provides technological solutions aimed at optimizing clean energy generation and partners with organizations in the renewable energy sector.
Similar energy company
Teragen Energy develops advanced, modular fuel cell systems designed to provide fast, reliable, affordable, and clean onsite power. The company serves essential industries such as AI data centers, manufacturing campuses, and utilities by offering rapid deployment, sub-second load-following, and built-in fuel flexibility.
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