ION Clean Energy
PrivateLast Round
Series A
Apr 4, 2024
Total Funding Raised
$91.29M
Momentum
Top 25%
of companies Caplight tracks
Company Overview
ION Clean Energy is a clean technology company that develops and commercializes proprietary post-combustion carbon dioxide capture technology for industrial and power generation sources.
Sector
Energy & Sustainability
Verticals
Carbon Capture, Clean Manufacturing
Business Model
B2B
Customer Profile
Services & Consulting, Government Contracts, Hardware Sales
AI Layer
Non-AI
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
ION Clean Energy Comparables
Compare ION Clean Energy with similar companies based on industry and business-model similarity.
ION Clean Energy Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Series A | Apr 4, 2024 | ||||
| Strategic | Feb 23, 2023 | ||||
| Grant | Oct 18, 2022 | ||||
| Grant | Feb 1, 2022 | ||||
| Grant | Oct 6, 2021 | ||||
Grant | May 30, 2018 |
Key People
Founding team and executive leadership
ION Clean Energy Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Carbon Direct Capital Management | Series A |
| SK Inc. | Strategic |
| University of Alabama Department of Chemical and Biological Engineering | Grant |
| Department of Energy | Grant |
| National Energy Technology Laboratory | Grant |
Market signals
Structured signals derived from secondary market and firmographic data.
- Jul 26, 2026
Monthly visitors increased 45% MoM.
- Aug 22, 2025
Launched ICE Blocks, a modular carbon capture solution.
ION Clean Energy 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 ION Clean Energy's valuation, stock price, and market status.
Is ION Engineering a public or private company?
ION Engineering is a private company.
What is the current stock price of ION Engineering?
ION Engineering is a private company with no public stock price. No recent secondary market data is available.
How much is ION Engineering worth (valuation)?
Valuation information for ION Engineering is not publicly available.
Can I buy ION Engineering stock?
ION Engineering shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors. Visit https://www.caplight.com to learn more.
When was ION Engineering's last funding round?
ION Engineering's most recent funding round was Series A on April 4, 2024.
Who are the main investors in ION Engineering?
Key investors in ION Engineering include SK Inc..
Will ION Engineering IPO soon?
No public IPO plans have been announced for ION Engineering.
How can I track ION Engineering secondary market activity?
Caplight tracks bids, offers, and trades for private companies. Visit https://www.caplight.com to monitor ION Engineering's secondary market activity and sign up for updates.