Entegris Inc. ENTG

What this company does

Entegris, Inc. supplies advanced materials and process solutions for the semiconductor and other high-technology industries. As of December 31, 2025, the company had approximately 7,700 employees, of whom approximately 51% were located in North America. The company's business is organized and operated in two segments, Materials Solutions and Advanced Purity Solutions. The Materials Solutions segment provides materials-based solutions, such as chemical vapor and atomic layer deposition materials, CMP slurries and pads, ion implantation specialty gases, and formulated etch and clean materials. The Advanced Purity Solutions segment offers filtration, purification and contamination-control solutions that ensure the purity of liquid chemistries and gases and the cleanliness of wafers and other substrates used in semiconductor manufacturing and other high-technology industries. Entegris, Inc. traces its corporate origins to Fluoroware, Inc., which began operating in 1966, and was incorporated in Delaware on March 17, 2005 through a merger of Entegris, Inc., a Minnesota corporation, and Mykrolis Corporation, a Delaware corporation. The company subsequently acquired ATMI, based in Danbury, Connecticut, on April 30, 2014, and CMC Materials, based in Aurora, Illinois, on July 6, 2022.

Written from the business description in ENTEGRIS INC's annual report to the U.S. Securities and Exchange Commission, filed 11 February 2026. Every sentence was checked against that document before publication.