ProtiumTech
PrivateLast Round
Accelerator
Sep 18, 2025
Total Funding Raised
$300,000
Momentum
Top 50%
of companies Caplight tracks
Company Overview
ProtiumTech is a cleantech company that develops membrane-free decoupled water electrolysis systems for efficient and cost-competitive green hydrogen production.
Sector
Energy & Sustainability
Verticals
Alternative Fuels, Energy Storage
Business Model
B2B
Customer Profile
Hardware Sales
AI Layer
Non-AI
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
ProtiumTech Comparables
Compare ProtiumTech with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Clyde Hydrogen Systems | 89% | |
| Stargate Hydrogen | 81% | |
| Clean Power Hydrogen plc | 79% | |
ProtiumTech Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Accelerator | Sep 18, 2025 | ||||
| Accelerator | Apr 10, 2025 | ||||
| Accelerator | Feb 7, 2025 |
ProtiumTech Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Beamline Accelerator | Accelerator |
| Plug and Play Tech Center | Accelerator |
| DEPO Ventures | Accelerator |
| Repsol Foundation | Accelerator |
Market signals
Structured signals derived from secondary market and firmographic data.
- Sep 18, 2025
$130K round from Repsol Foundation.
ProtiumTech Filings
SEC and related filings with document metadata.
| Typed | Date | Amount Offered | Amount Sold | Filling | Pages | Download |
|---|---|---|---|---|---|---|
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Frequently Asked Questions
Common questions about ProtiumTech's valuation, stock price, and market status.