– Truelink Capital has signed a definitive agreement to sell Koch Filter Corporation — a subsidiary of Air Distribution Technologies, Inc. (ADTi) — to Atmus Filtration Technologies (ATMU).
– The purchase price is USD 450 million in cash.
– The deal is expected to close in the first quarter of 2026, subject to customary closing conditions.
– Todd Golditch, Co-Founder and Managing Partner of Truelink: “This transaction is a significant milestone for both Koch Filter and ADTi. This sale is a testament to the strength of our investment and value creation strategy and aligns with our long-term vision for ADTi to strategically focus their portfolio around engineered air distribution solutions, while enabling Koch Filter to thrive with Atmus.
– Mark Mattingly, CEO of Koch Filter: “I am incredibly proud of what our team has built at Koch Filter over the last year with Truelink. Given all the recent investments we have made in our business, we are well positioned to accelerate our growth and continue delivering innovative, high-quality filtration solutions to the market.
– Doug Schuster, Chief Executive Officer of ADTi: “This transaction marks an exciting new chapter for ADTi as well. We are thankful to have had the opportunity to work alongside Mark and his team and now turn our full focus and attention to the ADTi platform where we will continue to create value by driving efficiencies and growth.
– Koch Filter, founded in 1966, produces air filtration products — including pleated filters, high‑efficiency filters, and HEPA filters — for commercial and industrial HVAC, as well as other applications.
– Koch Filter operates multiple manufacturing sites across the United States: Louisville, KY; East Greenville, PA; Houston, TX; and Mira Loma, CA.
– The sale allows ADTi to refocus on its core business of engineered air distribution solutions, while enabling Koch Filter to grow under Atmus with additional resources and support.
