William Blair Advises Unifrax Acquisition

Clearlake Capital Group LP has agreed to acquire ASP Unifrax Holdings from American Securities LLC. William Blair and Goldman Sachs served as co-advisors to Unifrax throughout the process.

Unifrax supplies specialty fibers and materials to companies for emission control, filtration, thermal management, and fire protection. Its microfine glass fiber and ceramic products are sold around the world to customers in the manufacturing, commercial and automotive industries.

Unifrax employs over 2,000 people worldwide and has 31 facilities throughout the United States, Europe, the Middle East, Russia, Asia, South Africa, and Latin America. For over 70 years, the company has worked to improve energy efficiency, emission control and fire safety regulations around the globe.

American Securities is a leading private equity firm that invests in companies with revenues from $200 million to $2 billion and manages approximately $23 billion in their portfolio. In 2003, American Securities invested in Unifrax and subsequently sold it in 2006. They re-acquired the company in 2011.

Clearlake is a leading private investment firm that employs a sector-focused approach, seeking to partner with top management teams by providing capital to businesses that can benefit from their operational improvement approach. They primarily work is in the manufacturing, energy, technology, and consumer industries. Since its founding in 2006, Clearlake has managed over $8 billion in institutional capital.

Learn more about the acquisition here.


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