# Riverside Spline & Gear

- Headquarters: United States


## Customers, suppliers and deals

- [Sumitomo Heavy Industries](https://endata.com/companies/1271.md): acquired by, 1×, latest 2026-02-17
- [Sumitomo Drive Technologies](https://endata.com/companies/55502.md): acquired by, 1×, latest 2026-02-17

## Announcements (2)

- 2026-02-17: [Sumitomo Drive Technologies acquires Riverside Spline & Gear](https://endata.com/announcements/106577-sumitomo-drive-technologies-acquires-riverside-spline-and-gear) (Acquisition · Marine City, Michigan, United States)
- 2026-01-20: [Sumitomo Machinery Corporation of America acquires Riverside Spline & Gear](https://endata.com/announcements/105650-sumitomo-machinery-corporation-of-america-acquires-riverside-spline-and-gear) (Acquisition · Michigan, United States)

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