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Explore the HVDC supply chain database
AltaLink
AltaLink
AltaLink is Alberta's largest regulated electricity transmission provider, responsible for supplying electricity to more than 85% of the province’s population through over 13,300 kilometres of transmission line and 311 substations. The company plays a central role in connecting homes, businesses, and industries to power across Alberta, supporting both traditional and renewable energy sources as part of Alberta’s energy transition and net-zero ambitions.
AltaLink’s primary focus is on high-voltage alternating current (HVAC) transmission, and there is no indication from available sources that it owns or operates high-voltage direct current (HVDC) transmission infrastructure in Alberta.
AltaLink
Burns & McDonnell
Burns & McDonnell
Burns & McDonnell is a 100% employee-owned American multinational firm specializing in engineering, architecture, construction, and consulting, with over 13,500 professionals and more than 75 offices worldwide. Founded in 1898 and headquartered in Kansas City, Missouri, the company delivers critical infrastructure projects and is recognized as one of the largest design firms globally.
Burns & McDonnell is active in high-voltage direct current (HVDC) projects, offering comprehensive engineering and construction solutions for HVDC transmission systems as part of their electrical transmission and distribution services.
Burns & McDonnell
GE Vernova
GE Vernova
GE Vernova is a global energy equipment and services company headquartered in Cambridge, Massachusetts, formed from the spin-off of General Electric’s energy businesses in 2024. With around 75,000 employees, GE Vernova’s technology helps generate about 25% of the world’s electricity, and the company is dedicated to accelerating electrification and decarbonization for a more sustainable energy future.
In high-voltage direct current (HVDC) systems, GE Vernova provides advanced grid solutions to enable long-distance power transmission, support renewable energy integration, and modernize electricity infrastructure for greater reliability and efficiency.
GE Vernova
Invenergy
Invenergy
Invenergy is a leading American-based multinational power generation company that develops, builds, owns, and operates renewable and clean energy facilities, including wind, solar, natural gas, and energy storage projects across North America, South America, Europe, and Asia. Headquartered in Chicago, Invenergy is recognized as the largest privately-held renewable energy company in North America, with over 33,000 megawatts of projects developed in operation, construction, or contracted.
Within the HVDC (High Voltage Direct Current) sector, Invenergy is involved in the development and operation of large-scale transmission infrastructure projects designed to deliver clean energy efficiently over long distances.
Invenergy
Hydro Quebec
Hydro-Québec
Hydro-Québec is the largest power utility in Canada, generating, transmitting, and distributing electricity primarily from clean and renewable hydropower sources, with 95% of its production coming from hydroelectricity. Headquartered in Montreal and owned by the province of Quebec, it is a major player in the global hydropower industry and a cornerstone of Quebec's economy.
Hydro-Québec has been at the forefront of high-voltage direct current (HVDC) technology, utilizing HVDC systems to transmit electricity efficiently over long distances and to export clean energy to markets in northeastern North America.
Hydro Quebec
Lamifil
Lamifil
Lamifil is a globally recognized manufacturer of high-quality cables, wires, and wire-based products, with a heritage dating back to 1929 and headquarters in Belgium. The company specializes in serving Distribution System Operators (DSOs) and Transmission System Operators (TSOs) by providing innovative overhead conductor solutions and tailored support for power transmission challenges.
In HVDC, Lamifil develops specialized overhead conductors designed to boost grid capacity and efficiency, delivering advanced solutions that support the integration and expansion of modern power transmission networks.
Lamifil
Viking Link
Viking Link
Viking Link is a 765 km high-voltage interconnector jointly developed by National Grid (UK) and Energinet (Denmark), making it the world’s longest subsea and land-based electricity link. Commissioned in December 2023, it enables bidirectional electricity trading up to 1.4 GW between the UK and Denmark, supporting energy security and sustainable power supply for both countries.
Viking Link’s primary activity is the development and operation of a high-voltage direct current (HVDC) transmission system, facilitating long-distance, efficient transfer of clean electricity across borders and strengthening integration of renewable energy sources.
