# Westlake to acquire ACI Compounding Solutions from ACI/Perplastic Group

Westlake Corporation agreed to acquire the global compounding solutions businesses of Portugal-based ACI/Perplastic Group, a maker of PVC, polyolefin, silicone and thermoplastic rubber compounds with four plants, with closing expected in early 2026.

- Type: Acquisition
- Announced: 2025-08-26
- Where: Guarda, Portugal
- Status: announced
- Products: PVC compounds, polyolefin compounds, silicone compounds, thermoplastic rubber compounds
- Sectors: [Specialty Chemicals](https://endata.com/sectors/specialty-chemicals.md), [Plastics and Polymers](https://endata.com/sectors/plastics-polymers.md)

## Companies

- [Westlake Pipe & Fittings](https://endata.com/companies/11888.md) (acquirer)
- [ACI/Perplastic Group](https://endata.com/companies/13409.md) (target)

## Sources

- [barchart.com](https://www.barchart.com/press-releases/34383996/westlake-announces-acquisition-of-aci-compounding-solutions-business), 2025-08-26: "Westlake Corporation (NYSE: WLK) announced today that it has entered into an agreement to acquire the global compounding solutions businesses of the ACI/Perplastic Group"

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