CleanFiber
High-performance, carbon-negative insulation from recycled cardboard
Blasdell, United States · Founded 2013 · $59.9M raised
- Headquarters
- Blasdell, New York
- Employees
- 51–200
- Founded
- 2013
- Business Model
- B2B
- Website
- cleanfiber.com
- Total Funding
- $59.9M
- Last Round
- $20.0M SeedOct 2024
- Rounds
- 4
About
CleanFiber (formerly Ultracell Insulation) is a materials science company that manufactures high-performance, carbon-negative building insulation from recycled corrugated cardboard. Founded by veteran cellulose installers who foresaw dwindling newsprint supplies, CleanFiber spent over nine years perfecting its process before launching commercial production in 2020. Its state-of-the-art facility in Blasdell, New York produces over 3 million bags of certified insulation annually, offering a sustainable alternative to traditional fiberglass and mineral wool insulation at competitive pricing.
Summary
CleanFiber is a Climate Tech company based in Blasdell, United States, founded in 2013. It has raised $59.9M in total across 4 rounds, most recently a $20.0M Seed round in Oct 2024. Investors include U.S. Department of Energy Loan Programs Office, Spring Lane Capital and Aligned Climate Capital.
Tech & App Stack
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Funding History
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Oct 2024
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