Forest Park In St. Louis, Missouri
Forest Park In St. Louis, Missouri

Thompson Street Capital Partners Sells Universal Air Filter to Filtration Group

ST. LOUIS (February 29, 2012)

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Thompson Street Capital Partners (TSCP), a private equity firm based in St. Louis, today announced the sale of Universal Air Filter (UAF) to Chicago-based Filtration Group. Terms of the deal were not disclosed.

According to Jim Cooper, TSCP Senior Managing Partner, “UAF is another successful investment for us. The opportunity to partner with management to acquire a strong Midwest-based company represented an ideal fit for us. We’ve supported the company in achieving significant growth and market leadership. UAF is well-positioned for continued success.”

“Thompson Street has been a valuable partner for UAF,” said Todd Deibel, President and Chief Executive Officer of Universal Air Filter. “We’ve enjoyed working with TSCP and are excited to continue our success as part of Filtration Group.”

The Sauget, Illinois-based UAF is a manufacturer of specialty air filtration products, utilized world-wide in the telecommunications, data networking, medical and power generation industries to manage heat dissipation and protect against dust contamination, fire, electromagnetic interference and radio frequency interference.

More information about Universal Air Filter can be found at

Filtration Group ( is a developer, designer and manufacturer of air, liquid and fluid filtration solutions serving industry leaders across the world. With $400 million in filtration revenues globally, Filtration Group and its affiliates have been at the forefront of filtration design and technology since 1942. Chicago-based Filtration Group is passionate about cleaning air, reducing carbon emissions, increasing energy efficiency and keeping food and water safe.