Brineworks
PrivateLast Round
Grant
Sep 19, 2025
Total Funding Raised
$14.07M
Momentum
Top 10%
of companies Caplight tracks
Company Overview
Brineworks is a climate technology company that develops seawater electrolysis technology to extract carbon dioxide and hydrogen for sustainable e-fuel production and carbon removal.
Sector
Energy & Sustainability
Verticals
Carbon Capture, Alternative Fuels, Renewable Energy
Business Model
B2B
Customer Profile
Hardware Sales, Data as a Service, Services & Consulting, Revenue Share
AI Layer
Non-AI
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Brineworks Comparables
Compare Brineworks with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Equatic | 81% | |
| SeaO2 | 81% | |
| Captura Corp | 79% | |
Brineworks Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Grant | Sep 19, 2025 | ||||
| Seed | Sep 19, 2025 | ||||
| Grant | Feb 17, 2025 | ||||
| Seed | Sep 12, 2024 | ||||
| Pre Seed | Sep 3, 2023 | ||||
Pre Seed | Jun 1, 2023 |
Key People
Founding team and executive leadership
Brineworks Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Blue Action Accelerator | Seed |
| Nucleus Capital | Seed, Pre Seed |
| European Innovation Council Fund | Grant |
| Founders Factory | Seed |
| SeaX Ventures | Seed, Grant |
| Katapult Accelerator | Seed |
| Pale Blue Dot | Grant, Seed, Pre Seed |
Market signals
Structured signals derived from secondary market and firmographic data.
- Jul 25, 2026
Monthly visitors increased 79% MoM.
- Jun 20, 2026
Monthly visitors grew 177% MoM, reaching 742.
Brineworks 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 Brineworks's valuation, stock price, and market status.