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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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Caplight Momentum Score

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Hydrogen Refinery Ltd Comparables

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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

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Hydrogen Refinery Ltd filings preview — column headings only; records require access
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Frequently Asked Questions

Common questions about Hydrogen Refinery Ltd's valuation, stock price, and market status.

Is Hydrogen Refinery Ltd a public or private company?

Hydrogen Refinery Ltd is a private company.

What is the current stock price of Hydrogen Refinery Ltd?

Hydrogen Refinery Ltd is a private company with no public stock price. No recent secondary market data is available.

How much is Hydrogen Refinery Ltd worth (valuation)?

Valuation information for Hydrogen Refinery Ltd is not publicly available.

Can I buy Hydrogen Refinery Ltd stock?

Hydrogen Refinery Ltd shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors. Visit https://www.caplight.com to learn more.

When was Hydrogen Refinery Ltd's last funding round?

Hydrogen Refinery Ltd's most recent funding round was Grant on July 1, 2025.

Who are the main investors in Hydrogen Refinery Ltd?

Key investors in Hydrogen Refinery Ltd include Rockstart.

Will Hydrogen Refinery Ltd IPO soon?

No public IPO plans have been announced for Hydrogen Refinery Ltd.

How can I track Hydrogen Refinery Ltd secondary market activity?

Caplight tracks bids, offers, and trades for private companies. Visit https://www.caplight.com to monitor Hydrogen Refinery Ltd's secondary market activity and sign up for updates.

Firmographic Details

HeadquartersLondon
Employee Range4
Year Founded2021
Last FundingJul 1, 2025

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