Banyu Carbon
PrivateLast Round
Grant
Mar 1, 2024
Total Funding Raised
$11.15M
Momentum
Top 25%
of companies Caplight tracks
Company Overview
Banyu Carbon operates in Energy & Sustainability and is based in Seattle, Washington. Its latest recorded funding round was a Grant round in March 2024.
Banyu Carbon is a cleantech company that develops a carbon removal technology to capture carbon dioxide from seawater using energy-efficient photochemical reactions.
Sector
Energy & Sustainability
Verticals
Carbon Capture
Business Model
B2B
Customer Profile
Usage-Based SaaS, Services & Consulting
AI Layer
Non-AI
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Banyu Carbon Comparables
Compare Banyu Carbon with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| SeaO2 | 88% | |
| Equatic | 87% | |
| Ebb Carbon | 82% |
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Banyu Carbon Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Grant | Mar 1, 2024 | ||||
| Seed | Feb 14, 2024 | ||||
| Grant | Sep 7, 2023 |
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Key People
Founding team and executive leadership
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Banyu Carbon Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Carbon Removal Partners | Seed |
| Regenerative Ventures Holdings | Seed |
| Frontier Climate | Grant |
| The Grantham Foundation for the Protection of the Environment | Seed, Pre Seed |
| Propeller | Seed |
| United Airlines Ventures | Seed |
| ReGen Ventures | Seed |
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Market signals
Structured signals derived from secondary market and firmographic data.
- Aug 21, 2026
Monthly visitors grew 625% MoM, reaching 1.2K.
- Feb 20, 2024
$275K grant from the National Science Foundation.
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Recent news
Latest coverage and updates
- is_developingOct 22, 2026
Banyu Carbon would develop a process to store captured carbon within rock formations over the next 12 to 18 months, supporting demand from hard-to-abate sectors such as aviation.
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Banyu Carbon 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 Banyu Carbon's valuation, stock price, and market status.
Is Banyu Carbon a public or private company?
Banyu Carbon is a private company.
What is the current stock price of Banyu Carbon?
Banyu Carbon is a private company, so its shares have no public market price. Caplight tracks Banyu Carbon's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is Banyu Carbon worth (valuation)?
Valuation information for Banyu Carbon is not publicly available.
Can I buy Banyu Carbon stock?
Banyu Carbon shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was Banyu Carbon's last funding round?
Banyu Carbon's most recent funding round was Grant on March 1, 2024.
Who are the main investors in Banyu Carbon?
Key investors in Banyu Carbon include Regenerative Ventures Holdings, The Grantham Foundation for the Protection of the Environment, ReGen Ventures.
Will Banyu Carbon IPO soon?
No public IPO plans have been announced for Banyu Carbon.
How can I track Banyu Carbon secondary market activity?
Caplight tracks bids, offers, and trades in Banyu Carbon's shares on secondary markets.