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ION Clean Energy

Founded 2008 United States Boulder, United States 60 employees Series A Total: $45.00M Information Technology, Renewable Energy +2

General Information

Company Name ION Clean Energy
Founded Year 2008
Location United States Boulder, United States
Employees 60
Industries Information Technology, Renewable Energy, Robotics +1
Funding Stage Series A
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About ION Clean Energy

ION Clean Energy, headquartered in Boulder, Colorado, has positioned itself as a leader in carbon capture technology, specializing in emissions from natural gas combined cycle flue gas streams. Founded in 2008, the company operates across the Information Technology, Renewable Energy, Robotics, and Oil and Gas sectors.

Their technology boasts an impressive CO2 capture efficiency of between 95% to over 99%, with a focus on fast kinetics and low energy usage, making it resistant to oxidative degradation. With over 14,000 hours of testing at notable facilities like the National Carbon Capture Center and Technology Centre Mongstad, the technology has been proven reliable and stable.

Noteworthy implementations include the Calpine’s Sutter Decarbonization Project, backed by the U.S. Department of Energy, and the custom-built, high-performance 10 TPD Enterprise Pilot Project at Calpine’s Los Medanos Energy Center. Recently, ION Clean Energy secured a $45.00M Series A investment from Carbon Direct Capital and Chevron New Energies, showcasing strong investor confidence in its innovative solutions.

Business keywords: ION Clean Energy, CO2 capture, clean energy technology, DOE awards, pilot-scale testing, carbon capture, energy innovation, Calpine Corporation, Tampa Electric Company, California energy center, Norway CO2 capture facility, commercial projects, Front-End Engineering Design, clean energy investments, sustainable energy solutions

Services & Products

Carbon capture technology development
Bespoke design solutions for carbon emissions
Engineering and construction tailored partnerships
Maintenance of carbon capture systems

Target Customers

Natural gas power generators Large industrial emitters Companies seeking emissions goals Organizations looking for government incentives

Funding Rounds & Investors (2)

View All
Funding Stage Amount Investors Lead Investors Date
Series A $45.00M 2
Carbon Direct Capital, Chavron New Energies
04 Apr 2024
Corporate Round Undisclosed 1
SK Materials
02 Mar 2023

ION Clean Energy Alternatives & Competitors

ION Clean Energy vs

Please visit ETI's web site at https://www.energytechinnovationsllc.com

Grant
1 employees
Energy, Renewable Energy

FAQ About ION Clean Energy

Headquartered in Boulder, Colorado, ION Clean Energy has developed a transformative carbon capture technology that is particularly effective in capturing CO2 emissions from natural gas combined cycle (NGCC) flue gas streams. ION’s solution captures between 95% to over 99% of CO2 emissions with fast...
ION Clean Energy was founded in 2008.
ION Clean Energy is headquartered in Boulder, United States.
ION Clean Energy operates in Information Technology, Renewable Energy, Robotics and Oil and Gas. Its work centres on ION Clean Energy, CO2 capture, clean energy technology and DOE awards. Its customers include Natural gas power generators, Large industrial emitters and Companies seeking emissions goals.
ION Clean Energy has approximately 60 employees.
ION Clean Energy has completed 2 funding rounds, raising a total of $45.00M. The latest funding stage is Series A.
ION Clean Energy offers: Carbon capture technology development, Bespoke design solutions for carbon emissions, Engineering and construction tailored partnerships, Maintenance of carbon capture systems.
Top alternatives and competitors to ION Clean Energy include Energy Tech Innovations LLC. These companies operate in related industries and serve comparable markets. You can compare them side by side on Bounce Watch.
ION Clean Energy and Energy Tech Innovations LLC are both companies in similar industries. Compare their funding, team size, growth signals, and market position on Bounce Watch to see which one fits your needs.

Source: BounceWatch company record for ION Clean Energy, https://bouncewatch.com/company/ion-clean-energy, updated 18 August 2025. When citing, please name BounceWatch and link this page.

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