Corporate Summary
| Corporate Name | Proterial, Ltd. |
|---|---|
| Founded | June 1910 (The current legal entity was formally established in April 2021.) |
| Capital | ¥1,000 million (as of July 1, 2026) |
| Representative | Sean M. Stack Representative Director, Chairperson, President, and CEO |
| Management | |
| Number of Employees as of end of March 2026 | Proterial, Ltd., Non-consolidated: 5,101 Proterial Group, Consolidated: 16,456 |
| Revenues, FY2025 | Proterial Group, Consolidated: ¥747.3 billion |
| Business Sectors | Manufacture and marketing of Specialty Steel, Rolls, Magnetic Materials, Electronic Materials, Power Electronics Materials, Electric Wire & Cable, and Automotive Components |
Offices and Facilities
| Headquarters | Tokyo, Japan |
|---|---|
| Sales Offices in Japan | Osaka, Nagoya, Fukuoka, and other major cities |
| Plants and R&D Facilities | Osaka, Tottori, Shimane, Saitama, Ibaraki, and other cities |
| International Bases | New York, Dusseldorf, London, Paris, Shanghai, Hong Kong, Taipei, Singapore, and other cities |