Micronics (Vance Street-backed) Acquires SOLAFT Filtration Solutions

Keltec Technolab Acquires Swift Filters

September 9, 2025

Manufacturing

Vance Street Capital portfolio company Keltec Technolab has acquired Swift Filters, a North American manufacturer of custom hydraulic filter and strainer elements founded in 1970. The deal combines Keltec's compressed air and gas filtration capabilities with Swift's hydraulic filtration expertise to create a broader product suite; terms were not disclosed and debt financing was provided by Apogem Capital.

Thermo Fisher Scientific Acquires Solventum's Purification & Filtration Business

September 2, 2025

Manufacturing

Thermo Fisher Scientific completed the acquisition of Solventum's Purification & Filtration business for approximately $4.0 billion in cash. The divested business—now Thermo Fisher's Filtration and Separation business—adds bioprocessing filtration, industrial filtration and membrane technologies to Thermo Fisher's Life Sciences Solutions portfolio and is expected to generate about $750 million in revenue in 2025.

Cleanova Acquires Micronics Engineered Filtration Group

March 5, 2025

Industrial Services

Cleanova, a PX3 portfolio company, is acquiring Micronics Engineered Filtration Group from Vance Street Capital. The combination will create a larger independent industrial filtration platform spanning North America and EMEA, with complementary air and liquid filtration capabilities. The transaction is expected to close in Q2 2025 (deal-signing announced March 5, 2025).

Vance Street Capital Acquires Fumex Air Filtration Systems

December 17, 2024

Manufacturing

Los Angeles-based private equity firm Vance Street Capital has partnered with Fumex Air Filtration Systems, a Kennesaw, Georgia-based designer and manufacturer of industrial fume extraction and air filtration solutions. Fumex CEO Kevin East is reinvesting and will remain in place; Vance Street plans to support product development, organic growth and pursue strategic M&A opportunities to expand the business.

Micronics Engineered Filtration Group Acquires Action Filtration

November 19, 2024

Manufacturing

Micronics Engineered Filtration Group, a portfolio company of Vance Street Capital, has acquired Action Filtration, an aftermarket manufacturer of pleated and cartridge filters for dust collection and air pollution control. The add-on expands Micronics’ engineered filtration portfolio and manufacturing footprint to better serve industrial end markets requiring environmental and emissions control expertise.

Pacific Avenue Acquires Sogefi's Filtration Business (Now Purflux Group)

June 4, 2024

Automotive

Pacific Avenue Capital Partners has completed the acquisition of Sogefi Filtration S.A. and Sogefi USA Inc. (the Filtration Business Unit) from Sogefi S.p.A.; the business will operate as Purflux Group. The company is a global manufacturer of vehicle filtration components serving aftermarket distributors and OEMs, generated over $600 million of revenue in 2023, and will be grown as a platform focused on aftermarket initiatives and supporting OEMs through the transition to electric vehicles.