Entegris, Inc. (NASDAQ: ENTG, “Entegris”), a leading supplier of advanced materials and process solutions for the semiconductor and other high-technology industries, has sold QED Technologies International, Inc. (“QED”) to Quad-C Management, Inc. (“Quad-C”).

QED, based in Rochester, New York, serves the global precision optics industry with solutions for high performance polishing and metrology on the most demanding surfaces and materials. QED systems are utilized by the smallest to largest manufacturers supplying the semiconductor, military, space, R&D, imaging, and other industries. QED’s contract manufacturing group, QED Optics, is the industry’s go-to resource for a combination of large, challenging, or highly precise optical components that most other manufacturers cannot produce.

Quad-C is a middle market private equity firm focused on investing in well-established business and consumer services, food & beverage and consumer products, healthcare, industrials, specialty distribution, and transportation / logistics companies.

EC M&A acted as exclusive M&A advisor to Entegris on the transaction.