# Ecovyst to acquire Calabrian sulfur dioxide business from INEOS Enterprises for $190M

Ecovyst Inc. has signed a definitive agreement to acquire the Calabrian sulfur dioxide and related sulfur derivatives business from INEOS Enterprises for $190 million. The transaction is targeted to close by the end of Q2 2026.

- Type: Acquisition
- Announced: 2026-05-01
- Where: Port Neches, Texas; Timmins, Ontario, United States
- Value: $190.0M
- Status: announced
- Products: sulfur dioxide, sodium bisulfite, sodium thiosulfate, sodium metabisulfite
- Sectors: [Specialty Chemicals](https://endata.com/sectors/specialty-chemicals.md)

## Companies

- [INEOS Enterprises](https://endata.com/companies/33510.md) (partner)
- [Ecovyst](https://endata.com/companies/72574.md) (acquirer)
- [Calabrian](https://endata.com/companies/91676.md) (target)

## Sources

- [barchart.com](https://www.barchart.com/press-releases/1642761/ecovyst-announces-agreement-to-acquire-calabrian-sulfur-dioxide-sulfur-derivatives-business), 2026-05-01: "The Calabrian acquisition aligns with our strategy to deliver shareholder value by leveraging our sulfur chemistry expertise, while also diversifying our portfolio and further expanding our presence in key end use segments such as mining."

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Data from Endata (https://endata.com/). Announcements are summarized from public sources and may be incomplete; check the linked originals.