Skip to Main Content
Diamond Transmission hero image

About us


Diamond Transmission Partners is a 50:50 partnership between Diamond Transmission Corporation Limited (“DTC”) and HICL Infrastructure (“HICL”).

DTC is a wholly owned subsidiary of Mitsubishi Corporation (“MC”) since 2012 which is one of the largest Japanese trading and investment houses. MC has established DTC in London as a holding company to integrate MC’s investment activities in European transmission sector. As of January, 2018, DTC has 9 assets in the UK and Germany totalling circa 4.4GW and c.£3.6bn.

Visit Mitsubsishi Corporation

HICL is a long-term equity investor in infrastructure. Its portfolio comprises more than 100 investments with value in excess of £2.0bn. HICL is present in a number of sectors including health, transport and education, both in the UK and overseas.

Visit HICL Infrastructure

Main Business Service Providers

Diamond Transmission Corporation Limited (“DTC”) is engaged by the Directors of Diamond Transmission Partners to provide management and financial services to Diamond Transmission Partners.

Copyright 2019 © Diamond Transmission Partners Web design by Edge of the Web
Diamond Transmission hero image