As of April 1, 2025

Company Name

Mitsui & Co. Steel Ltd.

Foundation

April 1, 2008

Representative

Hisaya Sakata, President & CEO

No. of Employees

310

Head Office

35F, Akasaka Biz Tower, 5-3-1
Akasaka, Minato-ku, Tokyo 107-6335
TEL. +81-3-5544-5001 (Pilot Number)
FAX. +81-3-5544-6451

No. of Business Offices

3 bases

Capital

10.299 billion yen

Stockholder

Mitsui & Co., Ltd. 100%

Business Areas

Automotive and Industrial Machinery Sector Main usage:
・Automotive panels and parts, Tire cords, Bearings, Manufacturing machinery, Machine tools Main materials:
・Automotive steel and parts, Industrial machinery steel, Aluminum, Electrical steel, Special steel, steel and parts for bearings, Wire rod, Heavy plate

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Automotive & Electrical Steel Unit
Performance Steel Products Unit

Infrastructure Projects Sector for carbon neutral society Main usage:
・Railway track, Plants, Bridges and other construction structures, Cans and other containers, Power transformers, Electric vehicle motor parts, fuel cell and hydrogen production equipment components Main materials:
・Steel rail, Steel pipe, Wire rod, Flat steel sheet, Tinplate, Electrical steel, stainless steel

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Infrastructure First Unit／Infrastructure Second Unit

Oil & Gas and New Energy Sector Main usage:
・Drilling wells, Transporting and storing oil and gas, Transportation, injection and storage of hydrogen, ammonia and CO2 Main materials:
・OCTG, Line pipe, Accessories, Heavy plate, Stainless steel

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Energy Steel Products Unit

Business in Japan Variety of business activities related to abovementioned business areas mainly at Chubu (Central Japan) and West-Japan.

Chubu Business Unit
West-Japan Business Unit

Major Banks

Sumitomo Mitsui Banking Corporation
Mizuho Bank, Ltd.