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Principal Mitsubishi Corporation Subsidiaries and Affiliates in the UK

Diamond Generating Europe Limited

A wholly-owned subsidiary of Mitsubishi Corporation, Diamond Generating Europe Limited (DGE) covers the company's power and water generation projects, as well as power downstream business in Europe, the Middle East and Africa. DGE is a new type of energy company providing clean and smart energy for everybody.

MidCity Place, 71 High Holborn, London WC1V 6BA

Diamond Transmission Corporation Limited

Diamond Transmission Corporation Limited (DTC), a wholly-owned subsidiary of Mitsubishi Corporation, functions as the base of the company's power transmission business in Europe. DTC is engaged in the transmission of power generated at offshore wind farms to onshore power grids. Looking ahead, DTC aims to expand its power transmission business while also looking to develop businesses that further contribute to power system stabilization.

MidCity Place, 71 High Holborn, London WC1V 6BA

MCX Exploration (UK) Ltd., MCX Dunlin (UK) Ltd., MCX Osprey (UK) Ltd.

There are two MCX companies based in the UK, and they are each a wholly-owned subsidiary of Mitsubishi Corporation, dealing with oil and gas exploration and production businesses in the North Sea. The London-based MCX Dunlin (UK) Ltd. and MCX Osprey (UK) Ltd. own several oil fields known as Dunlin, Osprey and Merlin, located in the northern UK North Sea.

Metal One (UK) Limited

A joint venture between Mitsubishi Corporation and Nissho Iwai Corporation that manufactures, processes, distributes and sells steel products.

MidCity Place, 71 High Holborn, London WC1V 6BA

OVO Group Limited

OVO is one of the UK’s largest domestic energy suppliers, providing a personalized customer experience through use of digital technologies. Serving approximately 4 million customers with intelligent energy services, the company has pioneered new technologies including distributed energy storage and electric vehicle to grid integration. Mitsubishi Corporation obtained 20% of shares in OVO in 2019.

1 Rivergate, Temple Quay, Bristol BS1 6ED


Princes is a first choice international food and drink group, with an extensive portfolio of branded and customer own brand products. The company specialises in sourcing and manufacturing quality products and, as a leading international grocery supplier, millions of consumers across Europe buy Princes' brands and products every day.

Royal Liver Building, Liverpool L3 1NX

South Staffordshire Plc

South Staffordshire Plc is an integrated services group that operates a regulated water company, with two separate supply regions, and provides a range of specialist services, predominantly in the UK water sector but also increasingly to other infrastructure owners. Mitsubishi Corporation acquired 25% of shares in South Staffordshire Plc in 2016.

Green Lane, Walsall, West Midlands WS2 7PD

Triland Metals Ltd

Established in 1971, Triland Metals offers digital hedging solutions for industrial metals users across the globe, seeking to manage price risk volatility. The company offers its customers a proprietary online trading platform alongside a wide range of related services. Its function and customer base are complementing and adding value to MC mineral resources trading business.

MidCity Place, 71 High Holborn, London WC1V 6BA