| Subsidiary/ Associated Company | Main Business | ||
| Japan | Hokkaido Shearing Kaisha, Ltd. | Sub. | Shearing, slitting, and sale of steel sheets |
| KS Summit Steel Co., Ltd. | Sub. | Shearing, slitting, and sale of steel sheets | |
| Mazda Steel Co., Ltd. | Ass. | Shearing, slitting, and sale of steel sheets | |
| Nippon Katan Co., Ltd. | Sub. | Manufacture and sale of power line hardware | |
| SC Pipe Solutions Co., Ltd. | Sub. | Sale of steel piping and other steel products | |
| SC Tubulars Co., Ltd. | Sub. | Sale of specialty tubular products | |
| Sofuku-koki Co., Ltd. | Sub. | Manufacture and sale of steel racks | |
| Sumisho Metalex Corporation | Sub. | Sale of non-ferrous metal products, materials for home heat solution | |
| Sumisho Speciality Steel Corporation | Sub. | Stock, sale, and processing of specialty steel | |
| Summit Steel Co,, Ltd. | Sub. | Shearing, slitting, and sale of steel sheets | |
| Sumisho Tekko Hanbai Co., Ltd. | Sub | Sale of steel products | |
| Summit Steel Corporation | Sub. | Sale of steel sheets | |
| Asia | Eastern Steel Industry Corporation (Cambodia) | Sub. | Manufacture and sale of galvanized steel sheets |
| Dong Guan Summit Metal Products Co., Ltd. (China) | Sub. | Shearing, slitting, and sale of steel sheets | |
| Foshan Summit Nikka Mold & Metal Products Co., Ltd. (China) | Sub. | Stock, sale, and processing of tool steel | |
| Shanghai Hi-Tec Metal Products Co., Ltd. (China) | Sub. | Manufacture and sale of metal-processing products | |
| Shanghai Nikka Metal Products Co., Ltd. (China) | Sub. | Stock, sale, and processing of tool steel | |
| Shanghai Summit Metal Products Co., Ltd. (China) | Sub. | Shearing, slitting, and sale of steel sheets | |
| Tianjin Hua Zhu Metal Products Co., Ltd. (China) | Sub. | Shearing, slitting, and sale of steel sheets | |
| Wuxi Summit-Bao Metal Products Co., Ltd. (China) | Sub. | Shearing, slitting, and sale of steel sheets | |
| Zhongshan Nomura Steel Product Co., Ltd. (China) | Sub. | Shearing, slitting, and sale of steel sheets | |
| India Steel Summit Private Limited (India) | Sub. | Shearing and slitting of steel plates and manufacture of metal stamping parts and dies | |
| P.T. Summit Electrical Steel Processing Indonesia (Indonesia) | Sub. | Core cutting, slitting, and sale of electrical steel sheets | |
| P.T. Super Steel Karawang (Indonesia) | Sub. | Shearing, slitting, and sale of steel sheets | |
| Steel Centre Malaysia Sdn. Bhd. (Malaysia) | Sub. | Shearing, slitting, and sale of steel sheets | |
| Sumiputeh Steel Centre Sdn. Bhd. (Malaysia) | Ass. | Shearing, slitting, and sale of steel sheets | |
| Calamba Steel Center, Inc. (Philippines) | Sub. | Shearing, slitting, and sale of steel sheets | |
| Mactan Steel Center, Inc. (Philippines) | Sub. | Shearing, slitting, and sale of steel sheets | |
| Asian Steel Company Ltd. (Singapore) | Sub. | Shearing, slitting, and sale of steel sheets | |
| Mason Metal Industry Co., Ltd. (Taiwan) | Sub. | Shearing, slitting, and sale of steel sheets | |
| CS Metal Co., Ltd. (Thailand) | Ass. | Shearing, slitting, and sale of steel sheets | |
| CS Non-Ferrous Center Co., Ltd. (Thailand) | Ass. | Shearing, slitting, and sale of non-ferrous metal sheets | |
| Sumisho Metal (Thailand) Co., Ltd. (Thailand) | Sub. | Shearing, slitting, and sale of steel sheets | |
| Hanoi Steel Center Co., Ltd. (Vietnam) | Sub. | Shearing, slitting, and sale of steel sheets | |
| Saigon Steel Service & Processing Co., Ltd. (Vietnam) | Ass. | Shearing, slitting, and sale of steel sheets | |
| The Middle East | Summit Steel (M.E.) FZCO (UAE) | Sub. | Trade of various steel products and shearing, slitting, and sale of steel sheets |
| Europe | Steel Center Europe, S.R.O. (Czech) | Ass. | Shearing, slitting, and sale of steel sheets |
| Kienle + Spiess GmbH (Germany) | Sub. | Manufacturing and sale of motor cores | |
| The Americas | Servilamina Summit Mexicana S.A. de C.V. (Mexico) | Sub. | Shearing, slitting, and sale of steel sheets |
| Arkansas Steel Associates LLC (U.S.) | Ass. | Steel mini mill (manufacture of railroad tie plates) | |
| SC Pipe Services Inc. (U.S.) | Sub. | Investment in pipe manufacturing and sales company in the U.S. | |
| Oceania | SC Metal Pty. Ltd. (Australia) | Sub. | Investment in aluminum smelting operation in Australia |
| Subsidiary/ Associated Company | Main Business | ||
| Japan | KIRIU Corporation | Sub. | Automotive components manufacturer (disc rotors, brake drums, etc.) |
| Oshima Shipbuilding Co., Ltd. | Ass. | Shipbuilding | |
| SC Machinery & Service Co., Ltd. | Sub. | Sales of equipment for automotive industries and factory automation products | |
| SC-ABeam Automotive Consulting | Sub. | Automotive industry-focused consulting | |
| SMBC Aviation Capital Japan Co., Ltd. | Ass. | Aircraft operating lease | |
| Sumisho Aero-Systems Corporation | Sub. | Sale of aerospace equipment | |
| Sumisho Machinery Trade Corporation | Sub. | Trading of machinery, equipment and automobiles | |
| Sumisho Marine Co., Ltd. | Sub. | Ship-related operational services | |
| Sumitomo Mitsui Auto Service Company, Limited | Ass. | Leasing of motor vehicles | |
| Sumitomo Mitsui Finance and Leasing Company, Limited | Ass. | Finance and lease | |
| Asia | Chongqing Sumisho Yunxin Logistics Co., Ltd. (China) | Sub. | Logistics service, light assembly and sales for automotive components |
| Fujiwa Machinery Industry (Kunshan) Co., Ltd. (China) | Ass. | Automotive components manufacturing and sales (brake disc, brake drum, knuckle, etc.) | |
| SC Construction Machinery (Shanghai) Corporation (China) | Sub. | Sale, rental, and other services of construction equipment | |
| Shanghai Baosteel Summit Auto Trading Co., Ltd. (China) | Ass. | Dealership of motor vehicles | |
| Kubota Agricultural Machinery India Private Ltd. (India) | Ass. | Sale of tractors, combines and rice transplanters in India | |
| SML Isuzu Limited (India) | Ass. | Commercial vehicle manufacturer | |
| P.T. Asuransi Sumit Oto (Indonesia) | Sub. | Insurance for automobiles and motorcycles | |
| P.T. Oto Multiartha (Indonesia) | Sub. | Financing of automobiles | |
| P.T. Summit Oto Finance (Indonesia) | Sub. | Financing of motorcycles | |
| P.T. Traktor Nusantara (Indonesia) | Ass. | Hire, rental, and sale of service for forklift, farm tractor and industrial equipment | |
| Sumisho Motor Finance Corporation (Philippines) | Ass. | Financing of motorcycles | |
| Summit Auto Management (Thailand) | Sub. | Holding and management company of automotive dealership and finance companies | |
| Summit Capital Leasing Co., Ltd. (Thailand) | Sub. | Financing of motorcycles | |
| Toyota Can Tho Company Ltd. (Vietnam) | Ass. | Dealership of Toyota motor vehicles | |
| Toyota Giai Phong Company (Vietnam) | Ass. | Dealership of Toyota motor vehicles | |
| Toyota Ly Thuong Kiet (Vietnam) | Sub. | Dealership of Toyota motor vehicles | |
| The Middle East | SAS Automotive Services Co., Ltd. (Iraq) | Ass. | Toyota Authorized Service Station |
| Summit Auto Trade Facilities (Jordan) | Sub. | Financing of motor vehicles | |
| Nissan Otomotiv A.S. (Turkey) | Sub. | Import and wholesale of Nissan motor vehicles and parts | |
| Europe | SMBC Aviation Capital Limited (Ireland) | Ass. | Aircraft operating lease |
| Sumisho Aero Engine Lease B.V. (Netherlands) | Sub. | Aircraft engine lease | |
| Sumitec International, Ltd. (Russia) | Sub. | Sale and after-sales service of construction, mining and material handling equipment | |
| Summit Motors (Vladivostok) (Russia) | Sub. | Dealership of Toyota motor vehicles | |
| Toyota Canarias, S.A. (Canary Islands, Spain) | Sub. | Import and wholesale of Toyota and Lexus motor vehicles and parts | |
| Summit Motors Ukraine (Ukraine) | Sub. | Dealership of Toyota and Lexus motor vehicles | |
| Toyota Ukraine (Ukraine) | Sub. | Import and wholesale of Toyota and Lexus motor vehicles and parts | |
| The Americas | SMS Construction and Mining Systems Inc. (Canada) | Sub. | Holding and management company of Komatsu distributor and other business |
| SMS Equipment Inc. (Canada) | Sub. | Operates dealership of Komatsu construction, mining, and other equipment | |
| Mazda de Mexico Vehicle Operation (Mexico) | Ass. | Manufacturing of Mazda motor vehicles | |
| Linder Industrial Machinery Company (U.S.) | Sub. | Operates dealership of Komatsu construction equipment and others | |
| SMS International Corporation (U.S.) | Sub. | Holding and management company of Komatsu distributor and other business | |
| Summit Auto Group Holding, LLC (U.S.) | Sub. | Holding and management company of automotive dealerships | |
| Sunstate Equipment Co., LLC (U.S.) | Sub. | Rental of construction equipment | |
| Oceania | Summit Auto Lease Australia Pty Limited (Australia) | Ass. | Motor vehicle leasing to corporate customers |
| Africa | Toyota Libya FZC (Libya) | Sub. | Import and wholesale of Toyota motor vehicles and parts |
| Subsidiary/ Associated Company | Main Business | ||
| Japan | Bluewell Insurance Brokers Ltd. | Sub. | Broker for casualty insurance and re-insurance |
| Inamoto Manufacturing Co., Ltd. | Sub. | Manufacture and sale of industrial washing machines | |
| SC Hiroshima Energy Corporation | Sub. | Electricity and steam supply (energy service provider) | |
| Sumisho Global Logistics Co., Ltd. | Sub. | Global logistics provider | |
| Sumisho Inax Corporation | Sub. | Sale and maintenance of industrial washing machines | |
| Sumisho Insurance Corporation | Sub. | Agent for casualty insurance and life insurance | |
| Sumisho Machinery Trade Corporation | Sub. | Trading of machinery, equipment, and automobiles in Japan | |
| Sumitomo Shoji Machinex Co., Ltd. | Sub. | Sale of machinery and equipment | |
| Summit Air Service Corporation | Sub. | Travel agency | |
| Summit Energy Corporation | Sub. | Power retail and wind power generation business in Japan | |
| Tomra Japan Limited | Ass. | Collection and recycling of used beverage containers | |
| Asia | Nanjing CMSCL Co., Ltd. (China) | Ass. | Automobile related transportation |
| Sumisho Global Logistics (China) Co., Ltd. (China) | Sub. | Warehousing and distribution services | |
| Tianjin Dowa Green Angel Summit Recycling Co., Ltd. (China) | Ass. | e-Waste recycling business | |
| Eastern Water Co., Limited (Hong Kong) | Ass. | Development and investment of water business in China | |
| P.T. East Jakarta Industrial Park (Indonesia) | Sub. | Development, sales, and operation of industrial estate in Indonesia | |
| PT Sumisho Global Logistics Indonesia (Indonesia) | Sub. | Warehousing and distribution services | |
| PT Supreme Energy Muara Laboh (Indonesia) | Ass. | Power generation and supply of geothermal electricity in Indonesia | |
| PT Supreme Energy Rajabasa (Indonesia) | Ass. | Power generation and supply of geothermal electricity in Indonesia | |
| First Philippine Industrial Park, Inc. (Philippines) | Ass. | Development, sales, and operation of industrial estate in Philippines | |
| Sumisho Global Logistics (Thailand) Co., Ltd. (Thailand) | Sub. | Warehousing and distribution services | |
| Summit Sunrise Energy Co., Ltd (Thailand) | Sub. | Investment company for power plant asset in Thailand | |
| Dragon Logistics Co., Ltd. (Vietnam) | Ass. | Warehousing and distribution services | |
| Mekong Energy Company Ltd. (Vietnam) | Ass. | Power generation and supply of electricity in Vietnam | |
| Thang Long Industrial Park Corporation (Vietnam) | Sub. | Development, sales, and operation of industrial estate in Vietnam | |
| Thang Long Industrial Park II Corporation (Vietnam) | Sub. | Development, sales, and operation of industrial estate in Vietnam | |
| The Middle East | Hidd Power Company (Bahrain) | Ass. | Power generation and sea water desalination project company in Bahrain |
| Shamal Az-Zour Al-Oula K.S.C. (Kuwait) | Ass. | Power generation and sea water desalination project company in Kuwait | |
| Sahara Cooling Limited (UAE) | Ass. | District cooling business in Abu Dhabi | |
| Shuweihat Asia Power Company PJSC (UAE) | Ass. | Power generation project company in the UAE | |
| Shuweihat CMS International Power Company PJSC (UAE) | Ass. | Power generation and sea water desalination project company in the UAE | |
| Europe | Lavansol 1 S.A.S (France) | Ass. | Development and management of solar power generation plant |
| Sumisho Global Logistics Europe GmbH (Germany) | Sub. | Warehousing and distribution services | |
| Energia Rinnovabile S.r.l (Italy) | Sub. | Development and management of solar power generation plant | |
| Energy Power S.r.l (Italy) | Sub. | Development and management of solar power generation plant | |
| CBK Netherlands Holdings B.V. (Netherlands) | Ass. | Holding company of CBK Power Company Ltd, which operates a hydraulic power plant in the Philippines | |
| Energia Verde De La Macaronesia, S.L. (EVM) (Spain) | Ass. | Development and management of solar power generation plant | |
| EVM2 Energias Renovables S.L. (EVM2) (Spain) | Ass. | Development and management of solar power generation plant | |
| Bluewell Reinsurance Company (Bermuda) Ltd. (U.K.) | Sub. | Captive insurance company (Rent A Captive) | |
| Summit Water Limited (U.K.) | Sub. | Investment vehicle for Sutton & East Surrey Water plc (SESW), water supply and distribution company in England (through East Surrey Holdings as intermediate holding company of SESW and other subsidiaries) | |
| The Americas | Mesquite Creek Wind, LLC (U.S.) | Sub. | Development and management of wind power generation plant |
| Perennial Power Holdings Inc. (U.S.) | Sub. | Development, ownership, and management of power plant in the U.S. | |
| Sumisho Global Logistics (USA) Corporation (U.S.) | Sub. | International intermodal transport | |
| Summit Solar Americas, Inc. (U.S.) | Sub. | Development and management of solar power generation plant | |
| Summit Wind Energy, Inc. (U.S.) | Sub. | Development and management of solar power generation plant | |
| Summit Wind Power Texas, Inc. (U.S.) | Sub. | Development and management of solar power generation plant | |
| Oceania | Summit Southern Cross Power Pty. Ltd. (Australia) | Sub. | Development, ownership, and management of power plant in Australia |
| Bluewell Reinsurance (Micronesia) Ltd. (Micronesia) | Sub. | Captive insurance company | |
| Africa | Summit Wind Power South Africa (Pty) Ltd (South Africa) | Sub. | Development and management of wind power generation plant |
| Subsidiary/ Associated Company | Main Business | ||
| Japan | Barneys Japan Co., Ltd. | Ass. | Import and sale of apparel, accessories, cosmetics, and goods |
| Chiba Flour Milling Co., Ltd | Ass. | Flour milling | |
| Chiba Kyodo Silo Co., Ltd. | Sub. | Operation of silo facility and handling of grain, such as wheat, barley, and corn | |
| EWEL, Inc. | Ass. | Corporate benefits administration outsourcing | |
| Ginza 6-chome Kaihatsu Tokutei Mokuteki Kaisha | Ass. | Development of mixed use project in the Ginza area | |
| Global Institute Co., Ltd. | Ass. | Operation of English-based children's daycare and kindergarten | |
| HARUMI CORPORATION | Ass. | Facility management of Harumi Triton Square | |
| IG Kogyo Co., Ltd. | Sub. | Manufacture and sale of insulated metal panels for roofing and walls | |
| Jupiter Shop Channel Co., Ltd. | Ass. | Operation of TV shopping channel | |
| Jupiter Telecommunications Co., Ltd. (J:COM) | Ass. | Operation of multiple cable TV systems (MSO) and channels (MCO) | |
| Kato SC Asia Investment Co., Ltd. | Ass. | Supervision and management of overseas subsidiaries engaged in the wholesale distribution of food and consumer products | |
| KI Fresh Access, INC. | Ass. | Fresh product wholesale | |
| Mammy Mart Corporation | Ass. | Supermarket chain | |
| MARC JACOBS JAPAN K.K. | Ass. | Import and sale of bags, apparel, and accessories, "MARC JACOBS" and "MARC BY MARC JACOBS" | |
| Nissin Sugar Co., Ltd. | Ass. | Sugar refining | |
| REIBI CO., LTD. | Sub. | Facility management of buildings in Kansai region | |
| S.C.BUILDING SERVICE CO.,LTD. | Sub. | Facility management of buildings in Kanto region | |
| S.C. Cement Co., Ltd. | Sub. | Sale of cement, ready-mixed concrete, and concrete products | |
| S.C. Cement (Kyushu) Co., Ltd. | Sub. | Sale of ready-mixed concrete, concrete products, cement, and aggregate | |
| SC Foods Co., Ltd. | Sub. | Import, development, and sale of foodstuffs | |
| SC NETSUPER CORP. | Sub. | Online grocery shopping service | |
| SCSK Corporation | Sub. | System integration, IT infrastructure implementation, and IT management | |
| SEVEN INDUSTRIES CO., LTD. | Sub. | Manufacture and sale of laminated lumber and wood products | |
| Shinko Sugar Mill Co., Ltd | Ass. | Sugar production | |
| Soukai Drug Co., Ltd. | Sub. | Internet drugstore | |
| Sumifru Corporation | Sub. | Import and sale of fruits and vegetables | |
| Sumisho Airbag Systems Co., Ltd. | Sub. | Manufacture and sale of cushions for side curtain airbags | |
| Sumisho & Mitsuibussan Kenzai Co., Ltd. | Ass. | Sale of building materials | |
| Sumisho Brand Management Corporation | Sub. | Import, design, and sale of the German luxury line of Chenille fabrics brand "FEILER" and women's apparel and accessories brand "NARA CAMICIE" | |
| SUMISHO BUILDING MANAGEMENT CO., LTD. | Sub. | Property management of office buildings | |
| Sumisho Interior International Inc. | Sub. | Interior designing and installation, import and sale of furniture | |
| Sumisho Montblanc Co., Ltd. | Sub. | Processing and sale of work uniforms and related clothing products | |
| Sumisho Realty Management Co., Ltd. | Sub. | Asset management business of real estate | |
| SUMISHO TATEMONO CO., LTD. | Sub. | Sale and management of residential properties and housing remodeling | |
| Sumisho Urban Kaihatsu Co., Ltd. | Sub. | Planning, development, management, and operation of shopping centers | |
| Sumitex International Co., Ltd | Sub. | Production and sale of textile products and materials | |
| Summit, Inc. | Sub. | Supermarket chain | |
| Summit Oil Mill Co., Ltd. | Sub. | Refining and sale of vegetable oil | |
| T-Gaia Corporation | Ass. | Sale of cellular phones and fixed-line telecommunication services | |
| TOMOD'S INC. | Sub. | Drugstore chain | |
| Yasato Kosan Co., Ltd. | Sub. | Owning and operating of golf course, Summit Golf Club (Ibaraki Pref.) | |
| Asia | Sumisho E-commerce (Shanghai) Ltd. (China) | Sub. | Online retailer of food and household goods |
| Sumitomo Corporation Equity Asia Limited (Hong Kong) | Sub. | Strategic venture investment in Asia | |
| PT Sumisho E-commerce Indonesia (Indonesia) | Sub. | Online retailer of food and household goods | |
| PT. Summit Biomass Indonesia (Indonesia) | Sub. | Manufacture and sale of carbonized Palm Kernel Shell (PKS) | |
| P.T. Summitmas Property (Indonesia) | Ass. | Management, operation, and leasing of office buildings | |
| Sumisho E-Commerce Malaysia Sdn. Bhd. (Malaysia) | Sub. | Online retailer of food and household goods | |
| MobiCom Corporation LLC (Mongolia) | Ass. | Integrated telecommunication service in Mongolia | |
| SANYOU DRUGSTORES, LTD. (Taiwan) | Ass. | Drugstore chain in Taiwan | |
| Dunlop Tire Thailand Co., Ltd. (Thailand) | Ass. | Wholesale of tires to the replacement tire market in Thailand | |
| SHOP Global (Thailand) Co., Ltd. (Thailand) | Ass. | Development of multi-media retail business in Thailand | |
| CJ-SC GLOBAL MILLING LLC (Vietnam) | Ass. | Production, distribution, sales, and exports of wheat flour and flour pre-mix | |
| Ti ki Corporation (Vietnam) | Ass. | Online retailer of books and other goods | |
| The Middle East | Shaheen Tyres Company L.L.C. (UAE) | Ass. | Import and sale of tires in the UAE |
| Europe | Dunlop Tire CIS, LLC (Russia) | Ass. | Import and sale of tires in CIS (except Ukraine/Moldova) |
| OAO Terneyles (Russia) | Ass. | General forest products company | |
| ZAO PTS Hardwood (Russia) | Ass. | Manufacture and sale of laminated lumber and wood products | |
| ZAO STS Technowood (Russia) | Sub. | Manufacture and sale of laminated lumber and wood products | |
| The Americas | Volterra S.A. (Chile) | Ass. | Afforestation, manufacture, and sale of woodchip for paper |
| Presidio Ventures, Inc. (U.S.) | Sub. | Strategic venture investment in the U.S. | |
| TBC Corporation (U.S.) | Sub. | Retail and wholesale of tires | |
| Oceania | Emerald Grain Pty Ltd (Australia) | Sub. | Grain accumulation, trading, and marketing and grain storage and port operation |
| SUMMIT TYRES AUSTRALIA PTY LTD (Australia) | Sub. | Import and wholesale of tires | |
| Suprima Frozen Foods Pty Ltd (Australia) | Ass. | Manufacturing and sale of frozen dough | |
| Summit Forest Management of NZ Ltd. (New Zealand) | Sub. | Forest management in New Zealand |
| Subsidiary/ Associated Company | Main Business | ||
| Japan | Enessance Holdings Co., Ltd. | Ass. | Planning strategy of LPG & home solution business, controlling its subsidiaries, and LPG wholesale |
| LNG Japan Corporation | Ass. | Trading of LNG and investment and financing related to LNG business | |
| Nippon Power Graphite Co., Ltd | Ass. | Manufacture and sale of lithium-ion battery anode material | |
| Nusa Tenggara Mining Corporation | Sub. | Investment in and financing of the Batu Hijau copper/gold mine project in Indonesia | |
| Osakagas Summit Resources Co., Ltd. | Ass. | Investment in oil and natural gas development business | |
| Petrocokes Japan Ltd. | Sub. | Manufacture and sale of petroleum needle coke | |
| Soda Ash Japan Co., Ltd. | Sub. | Sale of soda ash from the U.S. | |
| Sumitomo Shoji Chemicals Co., Ltd. | Sub. | Sale and trade of chemicals and plastics | |
| Sumitronics Corporation | Sub. | Electronics manufacturing service | |
| Summit Agri-Business Corporation | Sub. | Manufacture and sale of fertilizer and agriculture-related materials | |
| Summit Agro International, Ltd. | Sub. | Development and distribution of crop protection products, household insecticides, and pet care products | |
| Summit CRM, Ltd. | Sub. | Trading of carbon-related materials (coke, etc.), refractories, and ferrous raw materials | |
| Summit Pharmaceuticals International Corporation | Sub. | Drug discovery services, pharmaceutical development, and supply of active pharmaceutical ingredients, intermediates, and formulations | |
| Asia | Summit Fertilizer (Foshan) Co., Ltd. (China) | Ass. | Manufacture and sale of chemical fertilizer |
| Summit Fertilizer (Qingdao) Co., Ltd. (China) | Ass. | Manufacture and sale of chemical fertilizer | |
| Summit Pharmaceuticals China Ltd. (China) | Sub. | Drug discovery services, pharmaceutical development, and supply of active pharmaceutical ingredients, intermediates, and formulations | |
| Sumifert Sdn. Bhd. (Malaysia) | Sub. | Import and sale of fertilizers | |
| Petro Summit Pte. Ltd. (Singapore) | Sub. | International trade of crude oil and petroleum products | |
| Sumitronics Taiwan Co., Ltd. (Taiwan) | Sub. | Sale of electronics materials and parts | |
| Sumi-Thai Fertilizer Co., Ltd. (Thailand) | Sub. | Import of fertilizer materials and sale of chemical fertilizers | |
| The Middle East | Sumi Agro Turkey Tarim Ilaclari Sanayi Ve Ticaret A.S. (Turkey) | Sub. | Sale of crop protection products and fertilizer in Turkey |
| Europe | C & O Pharmaceutical Technology (Holdings) Limited (Bermuda Islands) | Ass. | R&D, manufacture, import, and sale of pharmaceutical products |
| Appak LLP (Kazakhstan) | Ass. | Development of uranium mine in Kazakhstan and production and sale of uranium ore concentrates | |
| SMM Cerro Verde Netherlands B.V. (Netherlands) | Ass. | Investment in the Cerro Verde copper mine in Peru | |
| Alcedo SRL (Romania) | Sub. | Integrated sale of agricultural materials in Romania | |
| LLC Russian Quartz (Russia) | Ass. | Manufacture and sale of high purity quartz | |
| Interacid Trading S.A. (Switzerland) | Sub. | International trade of sulfur and sulfuric acid | |
| Summit Minerals GmbH (Switzerland) | Sub. | Sale of silver, zinc, and lead concentrates produced in the San Cristobal project in Bolivia | |
| Sumi Agro Europe Limited (U.K.) | Sub. | Investment in crop protection business in Europe | |
| Summit Petroleum Limited (U.K.) | Sub. | Exploration, development, production, and sale of and investment in oil and natural gas in the North Sea | |
| Summit Pharmaceuticals Europe Ltd. (U.K.) | Sub. | Drug discovery services, pharmaceutical development, and supply of active pharmaceutical ingredients, intermediates, and formulations | |
| The Americas | Summit Agro Argentina S.A. (Argentina) | Sub. | Distribution of crop protection products in Argentina |
| Minera San Cristobal S.A. (Bolivia) | Sub. | Mining of San Cristobal silver, zinc, and lead project in Bolivia | |
| Cosmotec International Especialidades Cosmeticas Ltda. (Brazil) | Sub. | Formulation and distribution of specialty ingredients and formulated solutions for the cosmetic and personal care markets | |
| Mineração Usiminas S.A. (Brazil) | Ass. | Exploitation, production, and export of iron ore and development of related infrastructure | |
| SMM Sierra Gorda Inversiones Limitada (Chile) | Ass. | Investment in the Sierra Gorda copper and molybdenum mine in Chile | |
| Summit Agro Chile SpA. (Chile) | Sub. | Distribution of crop protection products in Chile | |
| Summit Agro Mexico S.A. de C.V. (Mexico) | Sub. | Distribution of crop protection products in Mexico | |
| Pacific Summit Energy LLC (U.S.) | Sub. | Natural gas and power trade | |
| Presperse Corporation (U.S.) | Sub. | Formulation and distribution of specialty ingredients and formulated solutions for the cosmetic and personal care markets | |
| SC Minerals America, Inc. (U.S.) | Sub. | Investment in the Morenci copper mine and the Pogo gold mine in the U.S. and the Candelaria and Ojos del Salado copper mines in Chile | |
| Summit Agro USA, LLC (U.S.) | Sub. | Distribution of crop protection products in the U.S. | |
| Summit Discovery Resources, II, III, LLC. (U.S.) | Sub. | Exploration, development, production, sale of and investment in natural gas in North America | |
| Summit Mining International Inc. (U.S.) | Sub. | Management support of the San Cristobal Project in Bolivia and development and consulting service for new mining investment | |
| Summit Petrochemical Trading Inc. (U.S.) | Sub. | Distribution and trade of ethane and aromatics products | |
| The Hartz Mountain Corporation (U.S.) | Ass. | Manufacturing, distribution, and sales of pet care products | |
| Oceania | Ocean Coal Mining Pty. Ltd. (Australia) | Sub. | Investment in the Isaac Plains coal mine in Australia |
| SC Mineral Resources Pty. Ltd. (Australia) | Sub. | Investment in the Northparkes copper mine in Australia | |
| Sumisho Coal Australia Pty. Ltd. (Australia) | Sub. | Investment in coal mines in Australia | |
| Summit Rural Western Australia Pty. Ltd. (Australia) | Sub. | Import of fertilizer materials and sale of chemical fertilizers in Western Australia | |
| Africa | Ambatovy Minerals S.A. (Madagascar) | Ass. | Mining of the Ambatovy nickel mine in Madagascar |
| Dynatec Madagascar S.A. (Madagascar) | Ass. | Processing and refining for the Ambatovy nickel project in Madagascar | |
| Oresteel Investments (Proprietary) Limited (South Africa) | Ass. | Investment in the Assmang iron ore and manganese mine in South Africa |
| Subsidiary/ Associated Company | Main Business | ||
| The Middle East | Mezon Stainless Steel FZCO (UAE) | Sub. | Sales of stainless steel tubular, pipe, and plates |
| SC Tubular and Steel Products (M.E.) FZCO (UAE) | Sub. | Sale of steel tubular and steel products | |
| Europe | Sumisho Global Logistics Europe GmbH (Germany) | Sub. | Forwarding and logistics business |
| Summit D&V Kft. (Hungary) | Sub. | OEM supply, sub-assembly, and sequence delivery of automotive components | |
| Summit Auto Poland Sp. z.o.o. (Poland) | Sub. | Dealership of Honda motor vehicles | |
| Summit Motors Poland Sp. z.o.o. (Poland) | Sub. | Dealership of Ford motor vehicles | |
| Summit Motors Slovakia s.r.o (Slovakia) | Sub. | Import and sale of Ford motor vehicles and parts | |
| Summit Leasing Slovenija d.o.o. (Slovenia) | Sub. | Financing of motor vehicles | |
| Summit Motors Ljubljana d.o.o. (Slovenia) | Sub. | Import and sale of Ford motor vehicles and parts and dealership | |
| Tecnosumit (Tecnologia para La Construccion y Mineria S.L.) (Spain) | Sub. | Holding and management company of Komatsu distributors and other business in Europe | |
| SC Motors Sweden AB (Sweden) | Sub. | Management company of automotive distributorship and wholesale of parts and accessories | |
| ERYNGIUM Ltd. (U.K.) | Sub. | Manufacturing, processing, and distribution of speciality metals for OCTG market | |
| Sumitomo Corporation Capital Europe Plc (U.K.) | Sub. | Financial services to Group companies | |
| The Americas | Summit Tubulars Corporation (Canada) | Sub. | Sales of tubular products for the oil and gas industry |
| Atlantic Hills Corporation (U.S.) | Sub. | Investment in house developments | |
| Consolidated Systems, Inc (U.S.) | Ass. | Manufacturing and sales of steel products for construction | |
| Diversified CPC International, Inc. (U.S.) | Sub. | Mixing, refining, and sale of aerosol gases | |
| Edgen Group Inc. (U.S.) | Sub. | Sales of specialized products for energy and infrastructure industry and tubular products for oil and gas industry | |
| Global Stainless Supply, Inc. (U.S.) | Sub. | Wholesale of stainless steel tubes | |
| Linder Industrial Machinery Company (U.S.) | Sub. | Sales and rental of construction equipment | |
| Maruichi Leavitt Pipe & Tube, LLC (U.S.) | Ass. | Manufacturing of structural tubing | |
| Oxford Finance LLC (U.S.) | Ass. | Specialty finance dedicated to the life science and health care industry | |
| Perennial Power Holdings Inc. (U.S.) | Sub. | Development, ownership, and management of power plant in the U.S. | |
| Pipeco Services, Inc (U.S.) | Sub. | Sales of tubular products for the oil and gas industry | |
| Premier Pipe LLC (U.S.) | Sub. | Sales of tubular products for the oil and gas industry | |
| Pyramid Tubular Products, L.P. (U.S.) | Ass. | Sales of tubular products for the oil and gas industry | |
| SCOA Residential, LLC (U.S.) | Sub. | Investment in house/apartment developments | |
| 1750 K Street LLC (U.S.) | Sub. | Office building leasing | |
| SMS International Corporation (U.S.) | Sub. | Holding and management company of Komatsu distributor and other business | |
| Stanton Wind Energy, LLC (U.S.) | Ass. | Investment in wind power plant projects | |
| Steel Summit Holdings, Inc. (U.S.) | Sub. | Shearing, slitting, and sale of steel sheets | |
| Steel Summit International, Inc. (U.S.) | Sub. | Sales of steel products | |
| Sumisho Global Logistics (USA) Corporation (U.S.) | Sub. | International intermodal transport | |
| Summit Solar Americas, Inc. (U.S.) | Sub. | Development and management of solar power generation plant | |
| Summit Wind Energy Inc. (U.S.) | Sub. | Investment in wind power plant projects | |
| Sunstate Equipment Co., LLC (U.S.) | Sub. | Sales and rental of construction equipment | |
| TBC Corporation (U.S.) | Sub. | Retail and wholesale of tires | |
| The Hartz Mountain Corporation (U.S.) | Ass. | Manufacturing, distribution, and sales of pet care products | |
| TKOS I, LLC (U.S.) | Sub. | Office building leasing | |
| TKOS II, LLC (U.S.) | Sub. | Office building leasing | |
| Tubular Solutions Alaska, LLC (U.S.) | Sub. | Sales of tubular products for the oil and gas industry | |
| Unique Machine, LLC (U.S.) | Sub. | Threading and processing of tubular products for the oil and gas industry | |
| VAM USA, LLC (U.S.) | Ass. | Threading and processing of tubular products for the oil and gas industry | |
| V & M Star LP (U.S.) | Ass. | Seamless tubular products mill |
| Subsidiary/ Associated Company | Main Business | ||
| Japan | Sumisho Administration Services Co., Ltd. | Sub. | Personnel and general affairs services |
| Sumisho Materials Corporation | Sub. | Trading of precious metals and other products | |
| Sumitomo Shoji Financial Management Co., Ltd. | Sub. | Financial services such as cash management, trade settlement, and accounting services to Sumitomo Corporation and its subsidiaries | |
| Sumitomo Corporation Global Research Co. Ltd. | Sub. | Research and consulting arm of Sumitomo Corporation Group | |
| Europe | SCMI LIMITED (U.K.) | Sub. | Trading of precious metals and base metals |
| Sumitomo Corporation Global Commodities Limited (U.K.) | Sub. | Trading and marketing of commodities |