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Arnold & Porter Advises American Securities and Unifrax on Sale to Clearlake Capital Group Affiliate

October 5, 2018

Arnold & Porter advised longtime private equity client American Securities LLC (American Securities) in the sale of ASP Unifrax Holdings, Inc. (Unifrax), a global industry leader in high temperature thermal management applications, to an affiliate of Clearlake Capital Group, L.P. (Clearlake).

Unifrax, which provides materials used in emission control, thermal management, filtration, battery and fire protection applications, serves more than 4,000 customers through a global footprint of 31 plants across 12 countries. American Securities partnered with Unifrax for 15 years over two investment cycles.

The Arnold & Porter team was led by Corporate and Finance partners Mel Cherney and Thomas Yadlon. The corporate team also included counsel Marci Settle and associate Carlyn Williams. The team also had support from partners Laurie Abramowitz, Yingxi Fu, Jeff London, Tom Magnani, and Peggy Otum; counsels Peter Danias, Nancy Perkins, and Brian Witkowski; and associate Gus Weinkam.