Ecovyst Announces Agreement to Acquire Calabrian Sulfur Dioxide & Sulfur Derivatives Business

WAYNE, Pa., May 1, 2026 /PRNewswire/ -- Ecovyst Inc. (NYSE: ECVT), a leading provider of virgin sulfuric acid and regenerated sulfuric acid products and services ("Ecovyst"), announced today that it has signed a definitive agreement to acquire the Calabrian sulfur dioxide and related sulfur derivatives business ("Calabrian") from INEOS Enterprises for a purchase price of $190 million, subject to certain customary adjustments. Through its manufacturing facilities in Port Neches, Texas and Timmins, Ontario, Canada, Calabrian is a leading producer of sulfur dioxide and related sulfur derivatives in North America, serving key end uses including mining, water treatment and specialty chemical production.