PR Newswire·May 1, 2026, 6:45 AM ET

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

Ecovyst Inc. signed a definitive agreement to acquire the Calabrian sulfur dioxide & related sulfur derivatives business from INEOS Enterprises for $190 million, subject to customary adjustments.
Calabrian operates manufacturing facilities in Port Neches, Texas, & Timmins, Ontario, serving key end uses including mining, water treatment, & specialty chemical production.
The acquisition will expand Ecovyst's portfolio to include sulfur dioxide, sodium bisulfite, sodium thiosulfate, & sodium metabisulfite product groups.
The transaction is targeted to close by the end of the second quarter of 2026, subject to customary closing conditions.
Calabrian reported trailing twelve-month Adjusted EBITDA of approximately $23.7 million, resulting in a purchase multiple of roughly 8.0x.
Ecovyst plans to fund the acquisition using cash on hand & new debt financing, with an expected combined net debt leverage ratio of approximately 2x at closing.
Ecovyst anticipates the purchase multiple will step down to below 7.0x as synergies are realized over three years following the close.
Lazard Frères & Co. LLC serves as financial advisor, while Ropes & Gray LLP & Babst, Calland, Clements and Zomnir, P.C. serve as legal counsel to Ecovyst.