Hydrogen Refinery Ltd
PrivateLast Round
Grant
Jul 1, 2025
Total Funding Raised
$324,500
Company Overview
Hydrogen Refinery Ltd operates in Energy & Sustainability and is based in London. Its latest recorded funding round was a Grant round in July 2025.
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
Renewable Energy, Alternative Fuels, Circular Economy, Waste Management, Clean Manufacturing
Business Model
B2B
Customer Profile
Services & Consulting, Usage-Based SaaS, Data as a Service
AI Layer
Application
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Hydrogen Refinery Ltd Comparables
Compare Hydrogen Refinery Ltd with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| SGH2 Energy Global Corp. | 86% | |
| Raven SR Inc. | 84% | |
| Hydrogen Transition Energy | 84% |
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Hydrogen Refinery Ltd Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Grant | Jul 1, 2025 | ||||
| Accelerator | Jan 1, 2025 | ||||
| Grant | Sep 6, 2024 | ||||
| Seed | Mar 15, 2024 | ||||
| Grant | Nov 1, 2023 |
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Key People
Founding team and executive leadership
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Hydrogen Refinery Ltd Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Rockstart | Seed |
| UK government | Grant |
| DIANA | Accelerator |
| Temasek Foundation | Grant |
| East Ventures | Grant |
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.
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Hydrogen Refinery Ltd Filings
Explore SEC and related filing metadata, where available.
| Type | Date | Amount Offered | Amount Sold | Filing | Pages | Download |
|---|
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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, so its shares have no public market price. Caplight tracks Hydrogen Refinery Ltd's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
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.
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 in Hydrogen Refinery Ltd's shares on secondary markets.