Group Companies

  • *:Equity method affiliated
  • No mark : Consolidated subsidiary

Group Companies

Group Companies

Consolidated Subsidiary

  • Company Name
  • Location
  • Business Outline
Shinkansai Ryoko Ready Mixed Concrete Co., Ltd.
Location:Amagasaki-shi, Hyogo
Business Outline:Production and sales of ready-mixed concrete
Seibu Construction Co., Ltd.
Location:Fukuoka-shi, Fukuoka
Business Outline:Construction and real estate agency
Chikushi Ryoko Ready Mixed Concrete Co., Ltd.
Location:Onojyo-shi, Fukuoka
Business Outline:Production and sales of ready-mixed concrete
Chugoku Ryoko Co., Ltd.
Location:Hiroshima-shi, Hiroshima
Business Outline:Production and sales of ready-mixed concrete
Tokai Ryoko Co., Ltd.
Location:Nagoya-shi, Aichi
Business Outline:Production and sales of ready mixed concrete
Hokoku Syoji Co., Ltd.
Location:Fukuoka-shi, Fukuoka
Business Outline:Sales of cement products and ready-mixed concrete
Materials Kyushu Co., Ltd
Location:Miyako-gun, Fukuoka
Business Outline:Services
Ryoko Lime Industry Co., Ltd.
Location:Chiyoda-ku, Tokyo
Business Outline:Limestone quarrying
Mitsubishi Cement Corp.
Location:NV, USA
Business Outline:Production and sales of cement
MCC Development Corp.
Location:NV, USA
Business Outline:Investment in cement-related industries
Robertson's Ready Mix Ltd.
Location:CA, USA
Business Outline:Production and sales of ready-mixed concrete and aggregates
Service Rock Products
Location:NV, USA
Business Outline:Production and sales of ready-mixed concrete and aggregates
Nevada Ready Mix Corp.
Location:NV, USA
Business Outline:Production and sales of ready-mixed concrete and aggregates
FPA Pacific Corp.
Location:Tinian, USA
Business Outline:Production and sales of ready-mixed concrete and aggregates
Hawaiian Rock Products Corp.
Location:Guam Islands, USA
Business Outline:Production and sales of ready-mixed concrete and aggregates
Hawaiian Belau Rock Corp.
Location:Palau
Business Outline:Production and sales of ready-mixed concrete

Equity Method Affiliated Company

  • Company Name
  • Location
  • Business Outline
Ube-Mitsubishi Cement Corp.
Location:Chiyoda-ku, Tokyo
Business Outline:Sales of cement
P. S. Mitsubishi Construction Corp.
Location:Chuo-ku, Tokyo
Business Outline:Construction
NM Cement Co., Ltd.
Location:Minato-ku, Tokyo
Business Outline:Holding company of Nghi Son Cement Corp.
Nghi Son Cement Corp.
Location:Thanh Hoa, Viet Nam
Business Outline:Production and sales of cement
  • *:Equity method affiliated
  • No mark : Consolidated subsidiary

Group Companies

Group Companies

Consolidated Subsidiary

  • Company Name
  • Location
  • Business Outline
Onahama Smelting & Refining Co., Ltd.
Location:Chiyoda-ku, Tokyo
Business Outline:Production of copper cathodes
Luvata Special Products Group
Location:Pori, Finland
Business Outline:Production and sales of copper and fabricated products
Mitsubishi Shindoh Co., Ltd.
Location:Shinagawa-ku, Tokyo
Business Outline:Production and sales of copper and copper alloys
Mitsubishi Cable Industries, Ltd.
Location:Chiyoda-ku, Tokyo
Business Outline:Production and sales of electric wire and cable
Materials Eco-Refining Co., Ltd.
Location:Chiyoda-ku, Tokyo
Business Outline:Industrial processing of nonferrous and precious metals
Hosokura Metal Mining Co., Ltd.
Location:Kurihara-shi, Miyagi
Business Outline:Production and sales of lead
Goto Mfg Co., Ltd.
Location:Kitakami-shi, Iwate
Business Outline:Production and sales of electronic components and materials
Tamagawa Seisakusho Co., Ltd.
Location:Aizuwakamastu-shi, Fukushima
Business Outline:Production of fabricated metals
Tamagawa Engineering Co., Ltd.
Location:Aizuwakamatsu-shi, Fukushima
Business Outline:Production and maintain of various FA machines, civil construction
Sambo Metals Corp.
Location:Higashi-Osaka-shi, Osaka
Business Outline:Sales of fabricated copper products
Sambo Forging Co., Ltd.
Location:Sakai-shi, Osaka
Business Outline:Production of hot and cold forged copper parts
Ryosei Amagasaki Electric Wire Co., Ltd.
Location:Amagasaki-shi, Hyogo
Business Outline:Production and sales of electric wire and cable
Mitsubishi Cable Industries Sales Ltd.
Location:Chiyoda-ku, Tokyo
Business Outline:Sales of electric wire and cable
Ryosei Systems, Ltd.
Location:Amagasaki-shi, Hyogo
Business Outline:Civil and electric engineering
Ryosei Kiko Co., Ltd.
Location:Kumagaya-shi, Saitama
Business Outline:Production of electric wire and cable
Diarecs Corporation
Location:Sannnohe, Akita
Business Outline:Production of optical devices
PT. Smelting
Location:Gresik, Indonesia
Business Outline:Production and sales of copper cathodes
MMLP Holding Co., Ltd.
Location:Amsterdam, The Netherlands
Business Outline:Joint venture company investing in Los Perambres Mine
MM Copper Corp.
Location:Vancouver, Canada
Business Outline:Holding company for Copper Mountain Mine
MM Netherlands Co.
Location:Amsterdam, The Netherlands
Business Outline:Holding company for Los Perambres Mine
MM UK Investment Ltd.
Location:London, UK
Business Outline:Holding company for Escondida Mine
Sambo Copper Alloy Thailand Co., Ltd
Location:Pathumthani, Thailand
Business Outline:Production and sales of copper tubes
Qindao Ecobrass Co., Ltd.
Location:Shan Dong, China
Business Outline:Production and sales of lead free brass ingots and rod
Ryoshindo Manufacturing Sdn. Bhd.
Location:Johor, Malaysia
Business Outline:Production of copper and copper alloy contour strips
Gotoh Philippines Corp.
Location:Calamba, Philippines
Business Outline:Production of electronic components and materials
Network Properties & Development Corp.
Location:Calamba, Philippines
Business Outline:Land lease to Gotoh Philippines Corp.

Equity Method Affiliated Company

  • Company Name
  • Location
  • Business Outline
Kobelco & Materials Copper Tube, Ltd.
Location:Shinjuku-ku, Tokyo
Business Outline:Production and sales of copper tubes and other fabricated products
Tsuda Cable Co., Ltd.
Location:Kuse-gun, Kyoto
Business Outline:Production and sales of electric wire and cable
Naoshima Yoshino Sekko Co., Ltd.
Location:Kagawa-gun, Kagawa
Business Outline:Production and sales of gypsum boards
Fujikura Dia Cable Ltd.
Location:Chuo-ku, Tokyo
Business Outline:Sales of electric wire and cable
Kobelco & Materials Copper Tube (Thailand) Co., Ltd.
Location:Rayong,Thailand
Business Outline:Production and sales of copper tubes
Kobelco & Materials Copper Tube (Malaysia) Sdn. Bhd.
Location:Selanggor,Malaysia
Business Outline:Production of copper tubes
Copper Mountain Mine (BC) Ltd.
Location:Vancouver, Canada
Business Outline:Mining
Huckleberry Mines Ltd.
Location:Vancouver, Canada
Business Outline:Mining
  • *:Equity method affiliated
  • No mark : Consolidated subsidiary

Group Companies

Group Companies

Consolidated Subsidiary

  • Company Name
  • Location
  • Business Outline
MMC Tooling Co., Ltd.
Location:Akashi-shi, Hyogo
Business Outline:Production and sales of cemented carbide products
MMC Ryotec Corp.
Location:Anpachi-gun, Gifu
Business Outline:Production of cemented carbide products
Diamet Corporation
Location:Niigata-shi, Niigata
Business Outline:Production and sales of powder metallurgy products
Japan New Metals Co., Ltd.
Location:Toyonaka-shi, Osaka
Business Outline:Production and sales of tungsten powders
PM Techno Corp.
Location:Niigata-shi, Niigata
Business Outline:Production and sales of powder metallurgy products
Mitsubishi Hitachi Tool Engineering, Ltd.
Location:Sumida-ku, Tokyo
Business Outline:Development, production and sales of cemented carbide products
Mitsubishi Materials Espana S.A.
Location:Valencia, Spain
Business Outline:Production and sales of cemented carbide products
Mitsubishi Materials U.S.A. Corp.
Location:CA, USA
Business Outline:Sales of cemented carbide products
RFM, Inc.
Location:MI, USA
Business Outline:Production of cutting tools for cars
MTA Holding Inc.
Location:CA, USA
Business Outline:Holding company for Miracle Tools America
Miracle Tools America, LLC
Location:IA, USA
Business Outline:Production of cemented carbide products
Otec (Thailand) Co., Ltd
Location:Ayutthaya, Thailand
Business Outline:Production of rock tools
MMC Tools (Thailand), Co., Ltd.
Location:Ayutthaya, Thailand
Business Outline:Production and sales of cemented carbide products
MMC Hardmetal (Thailand) Co., Ltd.
Location:Bangkok, Thailand
Business Outline:Sales of cemented carbide products
MMC Italia S.R.L.
Location:Milano, Italy
Business Outline:Sales of cemented carbide products
MMC Hardmetal Poland, Sp.zo.o
Location:Wroclaw, Poland
Business Outline:Sales of cemented carbide products
MMC Hardmetal U.K. Ltd.
Location:Tamworth, UK
Business Outline:Sales of cemented carbide products
MMC Hardmetal Europe Holdings GmbH
Location:Meerbusch, Germany
Business Outline:Holding company in Europe for cemented carbide products
MMC Hartmetall GmbH
Location:Meerbusch, Germany
Business Outline:Sales of cemented carbide products
MMC Hardmetal Russia OOO
Location:Moscow,Russia
Business Outline:Sales of cemented carbide products
MMC Metal De Mexico, S.A. De C.V.
Location:Queretaro, Mexico
Business Outline:Sales of cemented carbide products
P. T. MMC Metal Fabrication
Location:Bekasi, Indonesia
Business Outline:Production of weld and assembled products, carbide end-mills, powder metturgy products
MMC Metal France S.A.R.L.
Location:Massy, France
Business Outline:Sales of cemented carbide products
Guangdong Diamet Powder Metallurgy Co., Ltd.
Location:Guangdong, China
Business Outline:Production and sales of powder metallurgy products
Diamet Klang (Malaysia) Sdn. Bhd.
Location:Klang, Malaysia
Business Outline:Production and sales of powder metallurgy products
Tianjin Tianling Carbide Tools Co., Ltd.
Location:Tianjin, China
Business Outline:Production and sales of cemented carbide tools
Tianjin Ling Yun Tool Design Co., Ltd.
Location:Tianjin, China
Business Outline:Design of cemented carbide tools
Mitsubishi Hitachi Tool Engineering, Ltd.
Location:Sumida-ku, Tokyo
Business Outline:Development, production and sales of cemented carbide products
MMC Hitachi Tool Engineering Europe GmbH
Location:Hilden, Germany
Business Outline:Sales of cemented carbide products
MMC Hitachi Tool Engineering (Shanghai), Ltd.
Location:Shanghai, China
Business Outline:Sales of cemented carbide products

Equity Method Affiliated Company

  • Company Name
  • Location
  • Business Outline
Ryosan Industries Co., Ltd.
Location:Kobe-shi, Hyogo
Business Outline:Production and sales of cast and forged products
  • *:Equity method affiliated
  • No mark : Consolidated subsidiary

Group Companies

Group Companies

Consolidated Subsidiary

  • Company Name
  • Location
  • Business Outline
Mitsubishi Materials Electronic Chemicals Co., Ltd.
Location:Akita-shi, Akita
Business Outline:Production and sales of chemical products
MMC Electronic Materials Taiwan Co., Ltd.
Location:Taichung, Taiwan
Business Outline:Production and sales of sputtering targets and low alpha solder pastes
MMC Shanghai Co., Ltd.
Location:Shanghai, China
Business Outline:Sales of electronic components
MMC Electronics Korea Inc.
Location:Seoul, South Korea
Business Outline:Sales of electronic components
MMC Electronics (Hong Kong) Ltd.
Location:Kowloon, Hong Kong
Business Outline:Sales of electronic components
MMC Electronics (Malaysia) Sdn. Bhd.
Location:Perak, Malaysia
Business Outline:Production and sales of electronic components
MMC Electronics (Thailand) Co., Ltd.
Location:Samutprakarn, Thailand
Business Outline:Production and sales of electronic components
MMC Electronics Lao Co., Ltd.
Location:Vientiane, Lao
Business Outline:Production and sales of electronic components
Mitsubishi Polycrystalline Silicon America Corp.
Location:AL, USA
Business Outline:Production and sales of polycrystalline silicon for semiconductor and chlorosilane

Equity Method Affiliated Company

  • Company Name
  • Location
  • Business Outline
Nippon Aerosil Co., Ltd.
Location:Shinjuku-ku, Tokyo
Business Outline:Production and sales of fumed silica
  • *:Equity method affiliated
  • No mark : Consolidated subsidiary

Group Companies

Group Companies

Consolidated Subsidiary

  • Company Name
  • Location
  • Business Outline
Chubu Eco Technology Co., Ltd.
Location:Yokkaichi-shi, Mie
Business Outline:Recycle of home appliance products
East Japan Recycling Systems Corp.
Location:Kurihara-shi, Miyagi
Business Outline:Recycle of home appliance products
Dia Consultants Co., Ltd.
Location:Chiyoda-ku, Tokyo
Business Outline:Consult of natural resources exploration, civil engineering
Akita Power Generation Co., Ltd.
Location:Kazuno-shi, Akita
Business Outline:Operation of hydroelectric power and geothermal power
Hachimantai Geothermal Corp.
Location:Kazuno-shi, Akita
Business Outline:Operation of geothermal power
Mitsubishi Materials (Australia) Pty., Ltd.
Location:NSW, Australia
Business Outline:Development of coal mines

Equity Method Affiliated Company

  • Company Name
  • Location
  • Business Outline
Kansai Recycling Systems Co., Ltd.
Location:Hirakata-shi, Osaka
Business Outline:Recycle of home appliance products
Japan Drilling Co., Ltd.
Location:Chuo-ku, Tokyo
Business Outline:Offshore drilling for oil and gas exploration and development
Panasonic Eco Technology Kanto Co., Ltd.
Location:Inashiki-shi, Ibaraki
Business Outline:Recycle of home appliance products
Hokkaido Eco Recycle Systems Co., Ltd.
Location:Tomakomai-shi, Hokkaido
Business Outline:Recycle of home appliance products
LM Sun Power Co., Ltd.
Location:Chiyoda-ku, Tokyo
Business Outline:Operation for solar power generation
Marc Corporation
Location:Suzuka-shi, Mie
Business Outline:Recycle of cars
  • *:Equity method affiliated
  • No mark : Consolidated subsidiary

Group Companies

Group Companies

Consolidated Subsidiary

  • Company Name
  • Location
  • Business Outline
Mitsubishi Aluminum Co., Ltd.
Location:Minato-ku, Tokyo
Business Outline:Production and sales of rolled and processed aluminum products
Universal Can Corp.
Location:Bunkyo-ku, Tokyo
Business Outline:Development, production and sales of aluminum beverage can
MA Packaging Co., Ltd.
Location:Minato-ku, Tokyo
Business Outline:Production and sales of aluminum products
Tachibana Metal Mfg Co., Ltd.
Location:Osaka-shi, Osaka
Business Outline:Production and sales of extruded aluminum products
Altechno Co., Ltd.
Location:Azumino-shi, Nagano
Business Outline:Precision fabrication of aluminum
MA Trading Co., Ltd.
Location:Minato-ku, Tokyo
Business Outline:Production and sales of aluminum products
Shinryo Aluminum Techno Co., Ltd.
Location:Bunkyo-ku, Tokyo
Business Outline:Collection of beverage cans
Thermalex, Inc.
Location:AL, USA
Business Outline:Production and sales of extruded aluminum products
MA China Extrusion (Suzhou) Co., Ltd.
Location:Suzhou, China
Business Outline:Production and sales of extruded aluminum products
MALC-Thai Co., Ltd.
Location:Bangkok, Thailand
Business Outline:Sales of aluminum products

Equity Method Affiliated Company

  • Company Name
  • Location
  • Business Outline
Muang-Max Thailand Co., Ltd.
Location:Samutprakarn, Thailand
Business Outline:Production and sales of extruded aluminum products
  • *:Equity method affiliated
  • No mark : Consolidated subsidiary

Group Companies

Group Companies

Consolidated Subsidiary

  • Company Name
  • Location
  • Business Outline
Mitsubishi Materials Techno Corp.
Location:Chiyoda-ku, Tokyo
Business Outline:Plant engineering,plant maintenance, machine manufacturing and geological survey
Golden Sado Co., Ltd.
Location:Sado-shi, Niigata
Business Outline:Management of gold mine tourism
Diasalt Corp.
Location:Nakano-ku, Tokyo
Business Outline:Production and sales of salt
Dia Plaza Co., Ltd.
Location:Akita-shi, Akita
Business Outline:Management of athletic clubs and driving school
Toi Marine Kanko Co., Ltd.
Location:Izu-shi, Shizuoka
Business Outline:Management of gold mine tourism
Nishinihon Kaihatsu Co., Ltd.
Location:Munakata-shi, Fukuoka
Business Outline:Management of golf clubs
Hokuryo Corp.
Location:Sapporo-shi, Hokkaido
Business Outline:Sales of construction materials, management of buildings, sales of fuel
Mitsubishi Materials Trading Corp.
Location:Chuo-ku, Tokyo
Business Outline:Wholesale for Mitsubishi Materials group
Ryoen Corp.
Location:Saikai-shi, Nagasaki
Business Outline:Production and sales of salt
PT. Ryoko Sangyo Indonesia
Location:West Jawa, Indonesia
Business Outline:Import and Trading
Maintenance Techno Corporation
Location:Koto-ku, Tokyo
Business Outline:General industrial machinery equipment
Ryoko Service Corporation
Location:Chuo-ku,Tokyo
Business Outline:Agent of insurance
Material Business Support Corp.
Location:Saitama-shi, Saitama
Business Outline:Office work support for Mitsubishi Materials group
Mitsubishi Materials Real Estate Corp.
Location:Nakano-ku, Tokyo
Business Outline:Real estate agent
Materials' Finance Co., Ltd.
Location:Chiyoda-ku, Tokyo
Business Outline:Finance and accounting agent for Mitsubishi Materials group
Mitsubishi Materials (Shanghai) Corporation
Location:Shanghai, China
Business Outline:Management of Mitsubishi Materials group companies in China
Mitsubishi Materials Southeast Asia Co., Ltd.
Location:Bangkok, Thailand
Business Outline:Management of Mitsubishi Materials group companies in Asia
  • *:Equity method affiliated
  • No mark : Consolidated subsidiary
  • *:Equity method affiliated
  • No mark : Consolidated subsidiary
  • *:Equity method affiliated
  • No mark : Consolidated subsidiary
  • *:Equity method affiliated
  • No mark : Consolidated subsidiary
  • *:Equity method affiliated
  • No mark : Consolidated subsidiary
  • *:Equity method affiliated
  • No mark : Consolidated subsidiary
  • *:Equity method affiliated
  • No mark : Consolidated subsidiary
  • *:Equity method affiliated
  • No mark : Consolidated subsidiary
  • *:Equity method affiliated
  • No mark : Consolidated subsidiary
  • *:Equity method affiliated
  • No mark : Consolidated subsidiary
  • *:Equity method affiliated
  • No mark : Consolidated subsidiary
  • *:Equity method affiliated
  • No mark : Consolidated subsidiary
  • *:Equity method affiliated
  • No mark : Consolidated subsidiary
  • *:Equity method affiliated
  • No mark : Consolidated subsidiary
  • *:Equity method affiliated
  • No mark : Consolidated subsidiary

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