Helix Carbon
PrivateLast Round
Grant
Apr 16, 2025
Total Funding Raised
$1.08M
Momentum
Top 5%
of companies Caplight tracks
Company Overview
Helix Carbon is a software company that develops a carbon management platform designed to help businesses reduce their carbon footprint.
Sector
Energy & Sustainability
Verticals
Carbon Capture, Clean Manufacturing, Alternative Fuels
Business Model
B2B
Customer Profile
Hardware Sales, Services & Consulting, Government Contracts
AI Layer
Non-AI
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Helix Carbon Comparables
Compare Helix Carbon with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Turnover Labs | 84% | |
| Dioxycle | 83% | |
| OCOchem | 77% |
Helix Carbon Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Grant | Apr 16, 2025 | ||||
| Grant | Jul 30, 2024 |
Helix Carbon Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| The Engine | Pre Seed |
| MassVentures | Grant |
| Massachusetts Clean Energy Center | Pre Seed, Grant |
| The E14 Fund | Pre Seed |
| Priscilla King Gray Public Service Center | Grant |
| Kyocera Ventures | Pre Seed |
Market signals
Structured signals derived from secondary market and firmographic data.
- Sep 28, 2026
Open roles increased from 0 to 2, representing 40% of headcount.
- Apr 16, 2025
$5K grant received from Priscilla King Gray Public Service Center.
Recent news
Latest coverage and updates
- attends_eventOct 13, 2026
Helix Carbon presents live onstage in the Startup Battlefield pitch competition at TechCrunch Disrupt in California on Oct 13th '26.
- is_developingOct 13, 2026
Helix Carbon is developing a novel method to transform blast furnace emissions into valuable materials, aiming to reduce the environmental impact and operational costs of traditional iron manufacturing, as of Oct 13th '26.
Helix 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.
Request accessFrequently Asked Questions
Common questions about Helix Carbon's valuation, stock price, and market status.
Is Helix Carbon a public or private company?
Helix Carbon is a private company.
What is the current stock price of Helix Carbon?
Helix Carbon is a private company, so its shares have no public market price. Caplight tracks Helix Carbon's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is Helix Carbon worth (valuation)?
Valuation information for Helix Carbon is not publicly available.
Can I buy Helix Carbon stock?
Helix Carbon shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was Helix Carbon's last funding round?
Helix Carbon's most recent funding round was Grant on April 16, 2025.
Who are the main investors in Helix Carbon?
Key investors in Helix Carbon include The Engine, MassVentures, Massachusetts Clean Energy Center, The E14 Fund, Priscilla King Gray Public Service Center.
Will Helix Carbon IPO soon?
No public IPO plans have been announced for Helix Carbon.
How can I track Helix Carbon secondary market activity?
Caplight tracks bids, offers, and trades in Helix Carbon's shares on secondary markets.