Power & Electrical Systems Division
| Company Name | Main Business | Country of Operation |
|---|---|---|
| Constructora Geotermoelectrica Del Pacifico,S.A.DE C.V. | Construction and leasing of power plants | Mexico |
| Curaçao Energy Company, Ltd. | Management of utilities assets in Curaçao | Curaçao |
 Diamond Generating Corporation |
Power development and generation in North America | U.S.A. |
| Diamond Power Corporatiom |
Electricity retailing | Japan |
| Electricidad Aguila de Tuxpan, S. de R. L. de C. V. | Business administration (sale of power) of the Tuxpan II Power Station | Mexico |
| Electricidad Sol de Tuxpan, S. de R. L. de C. V. | Business administration (sale of power) of the Tuxpan V Power Station | Mexico |
| Mitsubishi Elevator Hong Kong Company Limited | Elevator import, sales, installation and maintenance | Hong Kong |
| NORELECO DEL NORTE , S.A.DE C.V. | Construction and leasing of power plants | Mexico |
| OneEnergy Limited | Power development and generation in Southeast Asia and Taiwan | Hong Kong |
| TeaM Diamond Holding Corporation | Management of power generation assets at Ilijan, Philippines | Philippines |
Plant & Industrial Machinery Business Division
| Company Name | Main Business | Country of Operation |
|---|---|---|
| MC Machinery Systems, Inc. |
Sales and service of machine tools and industrial machinery | U.S.A. |
| Mitsubishi Corporation Technos |
Sales of machine tools and industrial machinery | Japan |
| MSK FARM MACHINERY CORPORATION |
Sales and service of agricultural machinery and facilities | Japan |
| Nikken Corporation |
Rental and sales of construction machinery and other equipment | Japan |
Ship, Aerospace & Transpotation Systems Division
| Company Name | Main Business | Country of Operation |
|---|---|---|
| MC Shipping Ltd. | Ship management | Japan |
| M.C. TRADING, LTD. |
Marine machinery business | Japan |
Motor Vehicle Business Division
| Company Name | Main Business | Country of Operation |
|---|---|---|
| Kualapura (M) Sdn. Bhd. | Automobile-related holding company | Malaysia |
| MC Automobile (Eupore) N.V. | Company overseeing European automobile operations | Nethrelands |
| MC Automobile Holding Asia B.V. | Company overseeing Asia-ASEAN automobile operations | Nethrelands |
| MCE Bank GmbH | Automobile finance | Germany |
| MC-V Beteiligung Verwaltungs GmbH | Automobile-related holding company | Germany |
| Mitsubishi Motors de Portugal, S.A. | Distribution of automobiles | Portugal |
| MMC Automoviles Espana S.A. | Distribution of automobiles | Spain |
| MMC Car Poland Sp.z.o.o. | Distribution of automobiles | Poland |
| MMC Chile S.A. | Distribution of automobiles | Chile |
| PT. Dipo Star Finance | Automobile finance | Indonesia |
| PT. Krama Yudha Tiga Berlian Motors | Distribution of automobiles | Indonesia |
| PT. Mitsubishi Krama Yudha Motors and Manufacturing | Manufacturing and distribution of automobile engines and sheet metal parts | Indonesia |
| PT. Tigaberlian Auto Finance | Automobile finance | Indonesia |
| Spitalgate Dealer Services Ltd. | Automobile finance | U.K. |
| The Colt Car Company Ltd. | Distribution of automobiles | U.K. |
| Vina Star Motors Corporation | Automobile assembly and distribution | Vietnam |
Isuzu Business Division
| Company Name | Main Business | Country of Operation |
|---|---|---|
| Auto Technic (Thailand) Co,Ltd. | Automobile maintenance | Thailand |
| Isuzu Engine Manufacturing Co., (Thailand) Ltd. | Manufacturing of automotive engines | Thailand |
| Isuzu Motors Co., (Thailand) Ltd. | Manufacturing of automobiles | Thailand |
| Isuzu Operations (Thailand) Co.,Ltd. | Distribution of automobiles | Thailand |
| Isuzu Philippines Corporation | Import, manufacture, and sales of automobiles, and contingent business | Philippines |
| Thai Auto Sales Co., Ltd. | Automobile finance | Thailand |
| Tri Petch Isuzu Sales Co., Ltd. | Importing and distribution of automobiles | Thailand |
Machinery Group CEO Office
| Company Name | Main Business | Country of Operation |
|---|---|---|
| MITSUBISHI CORPORATION MACHINERY, INC. |
Export,import and offshore trading of machine parts | Japan |
