Elstor Oy
PrivateLast Round
Accelerator
Jul 14, 2025
Total Funding Raised
$4.64M
Momentum
Top 25%
of companies Caplight tracks
Company Overview
Elstor Oy is a clean energy technology company that develops and manufactures thermal energy storage systems for industrial steam and heat production.
Sector
Energy & Sustainability
Verticals
Energy Storage, Renewable Energy, Energy Management, Smart Grid
Business Model
B2B
Customer Profile
Hardware Sales, Services & Consulting
AI Layer
Application
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Elstor Oy Comparables
Compare Elstor Oy with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Polar Night Energy | 87% | |
| Kraftblock | 85% | |
| Brenmiller Energy | 81% | |
Elstor Oy Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Accelerator | Jul 14, 2025 | ||||
| Debt | Oct 5, 2021 |
Elstor Oy Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| The Finnish Climate Fund | Debt |
| The Clean Fight | Accelerator |
Market signals
Structured signals derived from secondary market and firmographic data.
- Jun 23, 2026
Monthly visitors increased 35% MoM, reaching 2.1K.
- Jul 14, 2025
Received funding from The Clean Fight.
Elstor Oy 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 Elstor Oy's valuation, stock price, and market status.