# Sumitomo Machinery Corporation of America acquires Riverside Spline & Gear

Sumitomo Machinery Corporation of America (SMA) acquired Riverside Spline & Gear Inc., a Michigan-based gear manufacturer, to strengthen its North American supply chain and expand U.S. manufacturing capacity. Terms were not disclosed.

- Type: Acquisition
- Announced: 2026-01-20
- Where: Michigan, United States
- Status: completed
- Products: gearing components
- Sectors: [Industrial Machinery](https://endata.com/sectors/industrial-machinery.md)

## Companies

- [Sumitomo Machinery Corporation of America](https://endata.com/companies/18169.md)
- [Riverside Spline & Gear](https://endata.com/companies/89765.md) (target)

## Sources

- [powertransmission.com](https://www.powertransmission.com/sumitomo-machinery-corporation-of-america-strengthens-north-american-supply-chain-with-acquisition-of-riverside-spline-gear), 2026-01-20: "We’re excited to announce the acquisition of Riverside Spline & Gear, a move that strengthens SMA’s long-term growth strategy and reinforces our commitment to exceptional customer support."

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