About Us
Sumitomo Metal Mining by the numbers
history
More than
430years of history
Bases in
14countries and regions
7mines
8smelters and refineries
Financial base
Equity ratio
60.3%
Total assets of
2.7 trillion yen
(Consolidated, as of March 31, 2023)
Employees
7,330
(Consolidated, as of March 31, 2023)
Media Library
430 years of history. SMM contributes to society by leveraging the Sumitomo Business Spirit handed down over many generations and the technology we have refined over many years. And the future...
Learn visually about
Sumitomo Metal Mining from various angles.
Here you can find Sumitomo Metal Mining’s history, an overview of our business, Sustainability initiatives, and other such information.