Build to Zero, S.L.
PrivateLast Round
Grant
Jun 30, 2026
Est. Valuation
$9.82M
Total Funding Raised
$11.72M
Momentum
Top 1%
of companies Caplight tracks
Company Overview
Build to Zero, S.L. is a climate technology company that develops and manufactures thermal energy storage solutions to decarbonize industrial heat production.
Sector
Energy & Sustainability
Verticals
Green Building, Energy Management, ESG Analytics, Smart Buildings, Compliance & Risk
Business Model
B2B
Customer Profile
Hardware + Subscription, Services & Consulting
AI Layer
Non-AI
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Build to Zero, S.L. Comparables
Compare Build to Zero, S.L. with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Eco-Tech Ceram | 48% | |
| Elstor Oy | 46% | |
| Calectra | 39% | |
Build to Zero, S.L. Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Grant | Jun 30, 2026 | ||||
| Grant | Jun 26, 2026 | ||||
| Grant | Jun 15, 2026 | ||||
| VC Round | Dec 19, 2025 | ||||
| Grant | Jul 15, 2024 | ||||
Seed | Sep 11, 2023 |
Build to Zero, S.L. Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Institute for the Diversification and Saving of Energy | Grant |
| Axon Partners Group | VC Round, Seed |
| Center for Technological Development and Innovation | Grant |
| European Innovation Council Fund | Grant |
Market signals
Structured signals derived from secondary market and firmographic data.
- Jul 25, 2026
Monthly visitors increased 37% MoM.
- Jun 30, 2026
$487K grant received from Center for Technological Development and Innovation.
Build to Zero, S.L. 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 Build to Zero, S.L.'s valuation, stock price, and market status.