TSCP Acquires Universal Air Filter Company (UAF)

St. Louis (July 8, 2008) - Thompson Street Capital Partners, a private equity firm based in St. Louis, announced today that it has acquired the Universal Air Filter Company (UAF) of Sauget, Illinois, in partnership with UAF’s management. Terms of the transaction were not disclosed.

Universal Air Filter is the market leader in air filtration products used in the telecommunications, data networking, medical, and power generation industries. UAF’s filters are crucial for managing heat dissipation and protecting against dust contamination, fire, electromagnetic interference and radio frequency interference. The company offers upfront design services, prototypes within days of finalizing design, quick manufacturing turnaround and immediate compliance with various industry standards. Its customers include both OEMs, who work with UAF to design a filter to meet specific needs, and end users, who use filters to maintain and protect their equipment. UAF’s products are used in communication equipment such as optical networking, wireless base stations, DSL/broadband, soft switches, voice-over internet protocol gateways, servers, routers, cable modem termination systems, high-speed data transmission equipment, and fiber to the premises.

“UAF has built its strong reputation by focusing on performance, adherence to strict specifications and quick delivery with zero defects,” said Todd Deibel, Chief Executive Office of Universal Air Filter Company. “We look forward to working with Thompson Street Capital Partners to ensure UAF’s continued growth and expanding operations in the U.S. and China.” More information about UAF can be found at the company’s website at www.uaf.com.

“We are very excited to have Universal Air Filter join our growing portfolio of companies,” said Jim Cooper, co-founder and Managing Principal of Thompson Street Capital Partners. “UAF is a leader in providing highly specified filters for equipment requiring forced-air cooling. The company’s focus on engineering, responsiveness to customers, and quick delivery worldwide represent a great foundation for future growth.”

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