HydroSolid
PrivateLast Round
Pre Seed
May 23, 2025
Total Funding Raised
$75,000
Momentum
Top 25%
of companies Caplight tracks
Company Overview
HydroSolid operates in Energy & Sustainability and is based in Wilhelmsburg. Its latest recorded funding round was a Pre Seed round in May 2025.
HydroSolid is a cleantech company that provides material-based hydrogen storage tanks with patented technology to store hydrogen at lower pressure levels.
Sector
Energy & Sustainability
Verticals
Energy Storage, Advanced Materials, Renewable Energy, Energy Management, Alternative Fuels
Business Model
B2B
Customer Profile
Hardware Sales, Services & Consulting, Government Contracts
AI Layer
Non-AI
Historical Pricing
Historical view of private secondary pricing and transaction trends.
HydroSolid Comparables
Compare HydroSolid with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| MetHydor | 86% | |
| H2MOF | 83% | |
| GRZ Technologies | 83% |
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HydroSolid Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Pre Seed | May 23, 2025 | ||||
| Grant | Oct 1, 2023 | ||||
| Grant | May 24, 2022 | ||||
| Grant | Dec 14, 2021 |
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Key People
Founding team and executive leadership
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HydroSolid Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| ESA Business Incubation Centre Austria | Accelerator |
| accent Inkubator | Accelerator |
| Science Park Graz | Accelerator |
| Wirtschaftskammer Österreich | Grant |
| European Union | Grant |
Market signals
Structured signals derived from secondary market and firmographic data.
- Sep 13, 2026
Monthly visitors grew 122% MoM.
- Aug 17, 2026
Open roles increased to 6, 2.4x the trailing average.
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HydroSolid Filings
Explore SEC and related filing metadata, where available.
| Type | Date | Amount Offered | Amount Sold | Filing | Pages | Download |
|---|
Filing documents are not displayed on this public page. Request access to learn about available coverage.
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Frequently Asked Questions
Common questions about HydroSolid's valuation, stock price, and market status.
Is HydroSolid a public or private company?
HydroSolid is a private company.
What is the current stock price of HydroSolid?
HydroSolid is a private company, so its shares have no public market price. Caplight tracks HydroSolid's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is HydroSolid worth (valuation)?
Valuation information for HydroSolid is not publicly available.
Can I buy HydroSolid stock?
HydroSolid shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was HydroSolid's last funding round?
HydroSolid's most recent funding round was Pre Seed on May 23, 2025.
Who are the main investors in HydroSolid?
Key investors in HydroSolid include ESA Business Incubation Centre Austria, accent Inkubator, Science Park Graz, Wirtschaftskammer Österreich, European Union.
Will HydroSolid IPO soon?
No public IPO plans have been announced for HydroSolid.
How can I track HydroSolid secondary market activity?
Caplight tracks bids, offers, and trades in HydroSolid's shares on secondary markets.