# Bostik invests $27M in Middleton, Mass. plant to boost polyester capacity

Bostik, the adhesive solutions segment of Arkema, is investing $27 million in its Middleton, Massachusetts manufacturing plant to increase capacity and reliability of high molecular weight polyester production. The investment includes adding a reactor to double capacity and replacing existing reactors.

- Type: Expansion
- Announced: 2025-08-08
- Where: Middleton, Massachusetts, United States
- Value: $27.0M
- Status: announced
- Products: high molecular weight polyesters, adhesives, resins
- Sectors: [Specialty Chemicals](https://endata.com/sectors/specialty-chemicals.md)

## Companies

- [Bostik](https://endata.com/companies/7030.md)
- [Arkema](https://endata.com/companies/7031.md) (partner)

## Sources

- [buildhq.co.uk](https://buildhq.co.uk/bostik-invests-in-middleton-mass-manufacturing-plant-to-increase-capacity-and-ability-to-support-customer-sustainability-goals/), 2025-08-08: "Bostik is undergoing a $27 million investment in its Middleton, Mass. manufacturing plant to increase the capacity and reliability of its high molecular weight polyester production."

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