TheStorage
PrivateLast Round
Seed
Apr 23, 2026
Total Funding Raised
$6.52M
Momentum
Top 10%
of companies Caplight tracks
Company Overview
TheStorage operates in Energy & Sustainability and is based in Tampere. Its latest recorded funding round was a Seed round in April 2026.
TheStorage is a cleantech company that has developed a sand-based thermal energy storage solution to decarbonize industrial heat.
Sector
Energy & Sustainability
Verticals
Energy Storage, Renewable Energy, Smart Manufacturing, Clean Manufacturing
Business Model
B2B
Customer Profile
Hardware Sales, Services & Consulting
AI Layer
Non-AI
Historical Pricing
Historical view of private secondary pricing and transaction trends.
TheStorage Comparables
Compare TheStorage with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Polar Night Energy | 88% | |
| Exergy3 | 88% | |
| Grounded Heat | 82% |
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TheStorage Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Seed | Apr 23, 2026 | ||||
| Grant | Feb 25, 2025 | ||||
| Pre Seed | Oct 17, 2024 |
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Key People
Founding team and executive leadership
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TheStorage Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Business Finland | Grant |
| Momentum Partners | Seed |
| Superhero Capital | Seed, Pre Seed |
| Voima Ventures | Seed |
| 2C Ventures | Seed, Pre Seed |
Market signals
Structured signals derived from secondary market and firmographic data.
- Sep 11, 2026
Monthly visitors increased 50% MoM.
- Aug 3, 2026
Open roles increased to 5, 2.5x the trailing average.
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Recent news
Latest coverage and updates
- is_developingSep 23, 2026
On Sep 23rd '26, TheStorage is developing a thermal energy storage system for industry that stores low-cost electricity as heat in sand for later use, helping factories access cleaner process heat without fossil-fuel emissions.
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TheStorage 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 TheStorage's valuation, stock price, and market status.
Is TheStorage a public or private company?
TheStorage is a private company.
What is the current stock price of TheStorage?
TheStorage is a private company, so its shares have no public market price. Caplight tracks TheStorage's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is TheStorage worth (valuation)?
Valuation information for TheStorage is not publicly available.
Can I buy TheStorage stock?
TheStorage shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was TheStorage's last funding round?
TheStorage's most recent funding round was Seed on April 23, 2026.
Who are the main investors in TheStorage?
Key investors in TheStorage include Superhero Capital, Voima Ventures, 2C Ventures.
Will TheStorage IPO soon?
No public IPO plans have been announced for TheStorage.
How can I track TheStorage secondary market activity?
Caplight tracks bids, offers, and trades in TheStorage's shares on secondary markets.