Our NETWORK

Leverage our world-class experience

Diamond is proud to have Mitsubishi Corporation as our parent company. Through Mitsubishi Corporation, we are aligned with affiliate companies around the world, all of which are leading players in the energy industry worldwide. Tapping into this wealth of global energy knowledge, experience and capabilities gives your clients the leverage they need to succeed.

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Mitsubishi Corporation's (MC) is a global integrated business enterprise that has expanded far beyond its traditional trading operations to include project development, production and manufacturing operations, working in collaboration with our trusted partners around the globe. MC has 10 Business Groups that operate across virtually every industry including:

  • Natural Gas
  • Industrial Materials
  • Petroleum & Chemicals
  • Mineral Resources
  • Industrial Infrastructure
  • Automotive & Mobility
  • Food Industry
  • Consumer Industry
  • Power Solutions
  • Urban Development
Learn More

With approximately

125
Offices and Subsidiaries

in

90
Countries and Regions
Worldwide

and a network of over

1,700
Group Companies

Mitsubishi employs a multinational workforce of over

86,000
people

Globally, You're in Excellent Company

Here are some other Mitsubishi subsidiaries that we leverage for our global reach in the energy industry.

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Nexamp is a distributed solar energy company in the United States. Its operations include the development, construction, operation, maintenance and management of distributed solar assets.

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Boston Energy Trading and Marketing is engaged in the electricity trading and energy management business in the US, conducting fuel procurement and electricity sales to power plants, along with the supply of power to retail companies.

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Diamond Offshore Wind (DOW) is a wholly-owned subsidiary of Diamond Generating Corporation (DGC), a wholly-owned subsidiary of Mitsubishi Corporation (MC), and was formed by DGC to develop, own, and operate offshore wind projects in the U.S. Building on MC’s success in the global offshore wind market and DGC’s deep experience and outstanding performance as a U.S. independent power producer, DOW is uniquely positioned to be a strong, long term leader in the burgeoning U.S. market.

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Diamond Generating Asia functions as MC's power generation hub in Southeast Asia and Oceania, where demand for energy continues to grow. To meet that demand, the company is working to expand its operations throughout the region.

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Diamond Generating Europe manages MC's power businesses in Europe, the Middle East and Africa, where it functions as both a power producer and an energy trader. Its operations focus on renewable energy sources, which are key components of those regions' energy mixes.

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Diamond Transmission Corporation functions as MC's power transmission hub in Europe. Currently engaged in undersea power transmission, sending electricity generated by offshore wind farms to onshore power grids, the company is aiming to expand its business in ways that will help to stabilize power systems both within and beyond the continent.

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Mitsubishi Corporation Machinery is an end-to-end products and service provider for steel, chemicals and power plants delivered by MC. Its operations include both the construction of the plants and the supply and maintenance of their equipment. The company is also engaged in import-export businesses with a variety of countries, importing aviation equipment to Japan and sending rolling stock and marine equipment abroad.

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ElectroRoute engages in spot, futures, international, and other forms of trade in the liberalized European energy market. The company functions as a comprehensive service provider, offering energy-trade support to power producers, consumers and retailers.

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MC Retail Energy is an electricity retailer that was formed as a joint venture between MC and Lawson. Under its Machi-Ene (lit. "Town Energy") brand, the company has been supplying electricity to households and other customers since April 2016.

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LEJ is operated as a joint venture between GS Yuasa Corporation, MC and Mitsubishi Motors Corporation. It was the first company in the world to mass produce large-capacity lithium-ion batteries, which it supplies to Mitsubishi Motors Corporation and other automakers in Japan and around the world. In addition to their use in the automotive sector, LEJ's batteries have other industrial applications, including power storage.

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Mitsubishi Corporation Power is a holding company that manages all of MC's power generation businesses in Japan. Its end-to-end operations extend from the initial development stages of thermal and renewable projects to their commercial operations. MC remains commited to leveraging this company to cut the energy costs of industrial energy users and other customers, and to help realize a low-carbon society.

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Mitsubishi Corporation Power Systems facilitates orders and deliveries of power generation facilities throughout Japan and provides them with regular inspections and other after-sales services. The company has built close-knit, regional sales networks throughout the country.

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OVO is one of the UK’s largest domestic electricity and gas retail suppliers, with around 5 million customers. Utilizing digital and smart technologies, the company has been developing its supply of renewable energy and various new services linked to household electrical appliances and vehicles.

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With its Solar Home System, consisting of solar panels, battery storage, and home appliances, Bboxx is expanding its distributed power business to off-grid areas, mainly in Africa. By utilizing its real-time remote management system, the company aims to expand its services for off-grid areas.

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Eneco is a Dutch integrated energy company mainly active in the Netherlands, Belgium and Germany. With a focus on renewable energy, Eneco is expanding its electricity / gas trading, electricity / gas retail, and district heating supply businesses.