# Sumitomo Construction Machinery to build hydraulic excavator plant in Yokosuka, Japan

Sumitomo Construction Machinery announced it will build a new factory for hydraulic excavators within Sumitomo Heavy Industries' Yokosuka manufacturing site. The investment is about 6.5 billion yen, with a building area of 22,000 sqm, annual production of 2,000 excavators, and about 225 employees. Operations are scheduled to start in August 2025.

- Type: New facility
- Announced: 2024-02-20
- Where: Yokosuka, Kanagawa Prefecture, Japan
- Value: $43.3M (6.50B JPY)
- Jobs: 225
- Starts operating: Aug 2025
- Status: announced
- Capacity: 2,000 excavators per year
- Products: hydraulic excavators (35-80 ton standard, 12-45 ton elevator type)
- Sectors: [Industrial Machinery](https://endata.com/sectors/industrial-machinery.md)

## Companies

- [Sumitomo Construction Machinery](https://endata.com/companies/42545.md)
- [Sumitomo Heavy Industries](https://endata.com/companies/1271.md) (partner)

## Sources

- [plantdb.jp](https://plantdb.jp/article/99dc7736-d63f-11ef-9821-0242ac120002), 2024-02-20: "住友建機は14日、親会社である住友重機械工業の横須賀製造所内に、油圧ショベルを製造する新工場を建設すると発表した。"
- [netdenjd.com](https://www.netdenjd.com/archives/554419), 2024-03-25: "住友建機は、神奈川県横須賀市に新工場「横須賀工場」を建設すると発表した。"

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