Comet Bio
PrivateLast Round
Debt
Jul 3, 2023
Total Funding Raised
$73.78M
Company Overview
Comet Bio operates in Energy & Sustainability and is based in London. Its latest recorded funding round was a Debt round in July 2023.
Comet Bio is a food technology company that produces healthy and sustainable ingredients by upcycling crop leftovers.
Sector
Energy & Sustainability
Verticals
Circular Economy, Biotechnology, Waste Management
Business Model
B2B
Customer Profile
Services & Consulting
AI Layer
Non-AI
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Comet Bio Comparables
Compare Comet Bio with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| AgriFiber Solutions | 85% | |
| Crush Dynamics Inc. | 80% | |
| Carbiotix | 79% |
For institutional investors. Book with your work email.
Comet Bio Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Debt | Jul 3, 2023 | ||||
| Series C | Jul 13, 2021 | ||||
| Series A | Jul 16, 2019 | ||||
| VC Round | Feb 27, 2017 | ||||
| Grant | Mar 7, 2016 | ||||
VC Round | Feb 25, 2015 |
For institutional investors. Book with your work email.
Key People
Founding team and executive leadership
For institutional investors. Book with your work email.
Comet Bio Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Sustainable Development Technology Canada | Grant |
| Open Prairie | Series C |
| Business Development Bank of Canada (BDC Capital) | Series C |
| BDC Capital | Series C |
| European Investment Bank Group | Debt |
| PM Equity Partner | Series A, VC Round |
| Sofinnova Partners | Series A, VC Round, Series C |
For institutional investors. Book with your work email.
Market signals
Structured signals derived from secondary market and firmographic data.
- Dec 11, 2025
Added Integrative, a health & wellness company, as a customer.
- Nov 12, 2025
Developing a protein drink in partnership with Puris.
For institutional investors. Book with your work email.
Comet Bio 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.
Book a demoFor institutional investors. Book with your work email.
Frequently Asked Questions
Common questions about Comet Bio's valuation, stock price, and market status.
Is Comet Bio a public or private company?
Comet Bio is a private company.
What is the current stock price of Comet Bio?
Comet Bio is a private company, so its shares have no public market price. Caplight tracks Comet Bio's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is Comet Bio worth (valuation)?
Valuation information for Comet Bio is not publicly available.
Can I buy Comet Bio stock?
Comet Bio shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was Comet Bio's last funding round?
Comet Bio's most recent funding round was Debt on July 3, 2023.
Who are the main investors in Comet Bio?
Key investors in Comet Bio include Open Prairie, European Investment Bank Group, PM Equity Partner, Sofinnova Partners.
Will Comet Bio IPO soon?
No public IPO plans have been announced for Comet Bio.
How can I track Comet Bio secondary market activity?
Caplight tracks bids, offers, and trades in Comet Bio's shares on secondary markets.