We will continue our efforts to enrich people’s lives and develop a resource recycling society through our global business activities.
The DOWA group was founded in 1884 at Kosaka mine, Akita. Harnessing its technologies and operational experiences in mining and smelting, we today operates unique recycling-oriented businesses that range extensively from the production of metal and high value-added products to waste treatment and recycling.
Our high performance products and services are used extensively in automobiles, electronic devices and various final products. At the same time, we engage in resource recycling and reduce the burden on environment.
We will continue our efforts to enrich people’s lives and develop a resource recycling society through our global business activities.
Collaborating with major electronic companies, we have developed cutting-edge technologies in making semiconductor, electrical and magnetic materials.
In waste treatment, soil remediation and recycling, we offer comprehensive services throughout the process that encompasses transportation to controlled landfilling.
Nonferrous Metals DOWA METALS & MINING CO., LTD.
Unique technologies and a network of smelters facilitate the recovery of more than 20 types of metal from various raw materials.
Metal Processing DOWA METALTECH CO., LTD.
We supply high-performance copper alloys, electroplated products and metal-ceramics substrates that are used in automobiles and electronic devices.
Heat Treatment DOWA THERMOTECH CO., LTD.
Heat treatment is an essential process to improve the durability of metallic components. We manufacture industrial furnaces and offer high quality commercial heat treatment services.
