# Seiwa Holdings to acquire Miyama Riken Kogyo

Seiwa Holdings plans to acquire Miyama Riken Kogyo, expanding its capabilities in metal and plastic surface finishing.

- Type: Acquisition
- Announced: 2026-11-05
- Where: Japan
- Status: announced
- Products: metal and plastic surface finishing
- Sectors: [Specialty Chemicals](https://endata.com/sectors/specialty-chemicals.md)

## Companies

- [Seiwa Holdings](https://endata.com/companies/15608.md)
- [Seiwa Holdings](https://endata.com/companies/15608.md) (acquirer)
- [Miyama Riken Kogyo](https://endata.com/companies/15609.md) (target)

## Sources

- [pcimag.com](https://www.pcimag.com/keywords/4797-mergers-and-acquisitions), 2026-11-04: "Seiwa Holdings plans to acquire Miyama Riken Kogyo, expanding its capabilities in metal and plastic surface finishing."
- [pcimag.com](https://www.pcimag.com/articles/keyword/4797-mergers-and-acquisitions), 2026-11-05: "Seiwa Holdings plans to acquire Miyama Riken Kogyo, expanding its capabilities in metal and plastic surface finishing."

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