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Hydrogen Refinery Ltd

Hydrogen Refinery Ltd

Private
LondonEnergy & Sustainabilityhttps://h2refinery.co.uk/

Last Round

Grant

Jul 1, 2025

Total Funding Raised

$324,500

Company Overview

Hydrogen Refinery Ltd is a deep-tech company that commercializes a patented Plasma Electrolysis System (PES) to transform mixed waste into carbon-negative green hydrogen, syngas, and e-fuels.

Sector

Energy & Sustainability

Verticals

Alternative Fuels, Circular Economy, Waste Management, Renewable Energy, Clean Manufacturing

Business Model

B2B

Customer Profile

Services & Consulting, Usage-Based SaaS, Data as a Service

AI Layer

Application

Keywords

plasma electrolysiswaste-to-hydrogengreen hydrogensustainable aviation fuelSAFcircular economysynthetic fuelse-fuelsgreen ammoniaplasma gasificationsyngas productionmodular energy plantcarbon-negative technologyindustrial waste managementclean tech

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Hydrogen Refinery Ltd Comparables

Compare Hydrogen Refinery Ltd with similar companies based on industry and business-model similarity.

Hydrogen Refinery Ltd comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
SGH2 Energy Global Corp.
86%
Raven SR Inc.
84%
Hydrogen Transition Energy
84%

Hydrogen Refinery Ltd Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
GrantJul 1, 2025
AcceleratorJan 1, 2025
GrantSep 6, 2024
SeedMar 15, 2024
GrantNov 1, 2023

Key People

Founding team and executive leadership

Martin Bolton

Co-founder & Chief Investment Impact Officer

Founding Team

Stephen Voller C.Eng

CEO & Co-founder

Founding Team

Hydrogen Refinery Ltd Investors

Notable investors and investment history

Hydrogen Refinery Ltd investors
InvestorRounds
RockstartSeed
UK governmentGrant
DIANAAccelerator
Temasek FoundationGrant
East VenturesGrant

Market signals

Structured signals derived from secondary market and firmographic data.

  • Feb 4, 2026

    Monthly visitors increased 246% MoM.

  • Jul 1, 2025

    Received funding from the UK government.

Hydrogen Refinery Ltd Filings

SEC and related filings with document metadata.

Data table
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Hydrogen Refinery Ltd Filings

SEC and related filings with document metadata.

Frequently Asked Questions

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Firmographic Details

HeadquartersLondon
Employee Range4
Year Founded2021
Last FundingJul 1, 2025

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