About Unifrax
Unifrax is a company based in Tonawanda (United States) founded in 1891 was acquired by Clearlake Capital Group in September 2018. The company has 444 employees as of October 16, 2025. Unifrax has completed 4 acquisitions, including Lydall, Rex Materials Group and Saffil. Unifrax offers products and services including Filtration Products and Battery Materials.
- Headquarter Tonawanda, United States
- Employees 444 as on 16 Oct, 2025
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Phone
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Website
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Social
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- Legal Name Unifrax India Private Limited
- Date of Incorporation 28 Jan, 1983
- Jurisdiction Haveli, Maharashtra, India
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Annual Revenue
$33.07 M (USD)0.91as on Dec 31, 2024
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Net Profit
$4.74 M (USD)-15.92as on Dec 31, 2024
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EBITDA
$6.59 M (USD)-16.89as on Dec 31, 2024
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Latest Funding Round
$100 M (USD), Debt – Conventional
Jun 01, 2019
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Investors
American Securities
& 2 more
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Employee Count
444
as on Oct 16, 2025
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Investments & Acquisitions
Lydall
& 3 more
- Acquired by
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Products & Services of Unifrax
Unifrax offers a comprehensive portfolio of products and services, including Filtration Products and Battery Materials.
Filtration and catalysis products are developed for air, liquid, and industrial applications to meet market needs
Battery materials are designed for thermal barriers, electrical protection, and anode technology to enable greater energy density
People of Unifrax
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Funding Insights of Unifrax
Investors in Unifrax
Unifrax has secured backing from 3 investors, including venture fund investors. Prominent investors backing the company include American Securities, Kirtland Capital Partners and Clearlake Capital Group.
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Kirtland Capital Partners is engaged in private equity investments.
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Private equity firm
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Lower and mid-market investments are managed through private equity strategies.
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Investor details for Unifrax
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Investments & Acquisitions by Unifrax
Unifrax has strategically engaged in corporate development activities, having acquired 4 companies. Notable acquisitions include Lydall, Rex Materials Group and Saffil.
Investment portfolio details for Unifrax
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| Company Name | Description | Domain | Location | Founded Year | Amount |
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Ceramic fiber products are manufactured by Rex Materials Group.
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Fiber mats are manufactured by Saffil for industrial applications.
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Fibers and inorganic materials for high-temperature industrial uses are manufactured.
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Complete acquisition details for Unifrax
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Financial Statements - Unifrax
Detailed financials for Unifrax
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Unifrax Comparisons
Peer comparison for Unifrax
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Competitors of Unifrax
Detailed competitors of Unifrax
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Latest news on Unifrax
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Frequently Asked Questions about Unifrax
Unifrax was founded in 1891 and raised its 1st funding round 109 years after it was founded.
Unifrax is headquartered in Tonawanda, United States. It is registered at Tonawanda, New York, United States.
As of Oct 16, 2025, the latest employee count at Unifrax is 444.
Annual revenue of Unifrax is $33.07M as on Dec 31, 2024.
Unifrax was founded in 1891 and is located in Tonawanda, United States. High-performance specialty fiber products are developed and manufactured for diverse industrial applications, with emphasis on thermal performance enhancements. Ceramic fiber was invented in 1942 and trademarked as Fiberfrax. The portfolio encompasses functional fibers, Saffil Alumina Fibers, Excelfrax microporous insulation, Foamfrax Insulation, and Fiberfrax Fiberwall systems. Acquisitions including Lauscha Fiber International, Saffil, and Chaney Refractories have expanded operations.
Unifrax offers Filtration Products and Battery Materials.
Unifrax has made 4 acquisitions, including Lydall, Rex Materials Group, and Saffil.
Unifrax has 3 investors. Key investors include American Securities, Kirtland Capital Partners, and Clearlake Capital Group.