STMNF - Sumitomo Metal Mining Co., Ltd.

Other OTC - Other OTC Delayed Price. Currency in USD

Sumitomo Metal Mining Co., Ltd.

Shimbashi Sumitomo Building
5-11-3, Shimbashi Minato-ku
Tokyo 105-8716
81 3 3436 7705

Full Time Employees6,776

Key Executives

NameTitlePayExercisedYear Born
Mr. Akira NozakiPres & Representative DirectorN/AN/A1960
Mr. Masahiro MorimotoManaging Exec. Officer and GM of Fin. & Accounting Dept.N/AN/A1959
Mr. Shuichi YasukawaExec. Officer and Gen. Mang. of CSR Dept.N/AN/AN/A
Mr. Hiroyuki AsaiSr. Managing Exec. Officer, GM of Corp. Planning Dept & DirectorN/AN/A1958
Mr. Hiroshi AsahiManaging Exec. Officer, GM of Mineral Resource Division & DirectorN/AN/A1958
Amounts are as of and compensation values are for the last fiscal year ending on that date. Pay is salary, bonuses, etc. Exercised is the value of options exercised during the fiscal year. Currency in USD.


Sumitomo Metal Mining Co., Ltd., together with its subsidiaries, engages in mining, smelting, and refining of non-ferrous metals in Japan and internationally. It operates through three segments: Mineral Resources, Smelting & Refining, and Materials. The company engages in the exploration and development of copper, nickel/cobalt, gold/precious metal, and other deposits. It also offers Battery Materials, such as nickel hydroxides and lithium nickel oxides; crystal materials, including lithium tantalates/lithium niobates, optical isolators, faraday rotators; powder materials comprising thick film pastes, nickel powders, fine copper powders, nickel oxides, near-infrared shielding materials, deep-tinting materials, sputtering targets/tablets, electromagnetic sheets and coils, rare earth magnetic materials, and lubricants; and package materials consisting of copper-clad polyimide films and printed wiring boards. In addition, the company is involved in the water and precious recycling; water treatment and environment-related engineering; sterilization and property modification by irradiation; and domestic marine transportation businesses. Additionally, it engages in the real estate and technical engineering businesses. The company was formerly known as Seika Kogyo (Mining) Co., Ltd. and changed its name to Sumitomo Metal Mining Co., Ltd. in June 1952. Sumitomo Metal Mining Co., Ltd. was founded in 1590 and is headquartered in Tokyo, Japan.

Corporate Governance

Sumitomo Metal Mining Co., Ltd.’s ISS Governance QualityScore as of October 4, 2019 is 5. The pillar scores are Audit: 1; Board: 5; Shareholder Rights: 10; Compensation: 3.

Corporate governance scores courtesy of Institutional Shareholder Services (ISS). Scores indicate decile rank relative to index or region. A decile score of 1 indicates lower governance risk, while a 10 indicates higher governance risk.