- CEO
- Mitsuaki Nishiyama
- Full Time Employees
- 27,771
- Sector
- Basic Materials
- Industry
- Steel
- Address
- Shinagawa Season Terrace Tokyo Japan 108-8224
- IPO Date
- Apr 18, 2012
- Business
- Proterial, Ltd. (formerly Hitachi Metals, Ltd.) manufactures high-performance materials, including specialty steels, magnetic materials, power electronics materials, and automotive components; it produces items such as molds and tool steel, Neomax rare-earth magnets, Finemet nanocrystal soft-magnetic materials, rolls, automotive castings, piping components, electric wire and cable, and ceramics components for applications in automobiles, industrial infrastructure, electronics, aerospace, energy, and railway systems. Founded in 1956 and headquartered in Tokyo, Japan, the company operates globally with production facilities in Japan, the United States, China, Thailand, India, the Philippines, and South Korea, serving markets that demand advanced metallurgy and materials solutions. In January 2023, the company changed its trade name from Hitachi Metals, Ltd. to Proterial, Ltd. to better reflect its focus on professional, progressive, and proactive high-performance materials development; in December 2023, it divested Waupaca Foundry, Inc. to Monomoy Capital Partners to streamline its portfolio; and in March 2024, it sold part of its business to Okaya & Co., Ltd., which established a new company in June 2024, as part of ongoing strategic realignments to enhance core competencies in advanced materials.