# Sumitomo Kenki to build second factory in Yokosuka for large excavators

Sumitomo Kenki will establish a new factory within Sumitomo Heavy Industries' Yokosuka Manufacturing Center in Kanagawa, Japan, as its second domestic plant. The factory will produce large hydraulic excavators (35t+) and special application excavators, with phased operations starting June 2027.

- Type: Expansion
- Announced: 2026-06-17
- Where: Natsushima-cho, Yokosuka, Kanagawa, Japan
- Starts operating: Jun 2027
- Status: announced
- Products: large hydraulic excavators (35t+), special application excavators
- Sectors: [Industrial Machinery](https://endata.com/sectors/industrial-machinery.md)

## Companies

- [Sumitomo Kenki](https://endata.com/companies/77094.md)
- [Sumitomo Heavy Industries](https://endata.com/companies/1271.md) (partner)

## Sources

- [sankei.com](https://www.sankei.com/pressrelease/prtimes/JV4TIHRVGBMRHM3F4D4MTKGSKU/), 2026-06-17: "住友建機株式会社が横須賀市夏島町に建設機械の製造工場を立地します。"

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