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WSP
WSP
WSP is a global engineering and professional services consultancy that provides technical expertise and project management services across the energy sector, supporting clients in the development, operation, and modernization of utility-scale power systems and infrastructure. The firm is deeply involved in the energy transition, helping clients advance towards cleaner power generation, grid resiliency, and sustainability goals through services spanning advisory, engineering design, environmental compliance, and construction management.
In the HVDC sector, WSP delivers specialized engineering, owner’s engineering, and project management services for high-voltage direct current (HVDC) transmission projects, including major underground and submarine systems such as the Champlain Hudson Power Express, with experience up to ±600kV HVDC. Their work encompasses technical design, permitting, and construction oversight for HVDC lines, enabling the integration of renewable energy over long distances and supporting reliable grid operation.
WSP
NR Electric
NR Electric
NR Electric is a global technology-oriented company specializing in solutions that enhance the safety, reliability, and efficiency of power generation, transmission, and distribution. The company is recognized as a leader in digital substation solutions and is one of the world's largest manufacturers of protection and control systems for power systems.
In HVDC, NR Electric provides comprehensive control and protection products and services for high-voltage direct current transmission, with experience ranging from ±500kV to ±800kV projects and extensive involvement in power electronics applications.
NR Electric
New York Power Authority
New York Power Authority
The New York Power Authority (NYPA) is the largest state public power utility in the United States, owned by the State of New York. NYPA operates 16 generating facilities and manages more than 1,400 circuit-miles of transmission lines, providing some of the lowest-cost electricity in the nation while focusing on clean, renewable power and energy efficiency initiatives.
NYPA is involved in the development and operation of high-voltage direct current (HVDC) transmission lines, leveraging innovative technology to enhance grid reliability and support the integration of renewable energy across New York State.
New York Power Authority
ElectroBras
Eletrobras
Eletrobras (Centrais Elétricas Brasileiras S.A.) is the leading electricity generation and transmission company in Brazil and the largest utility in Latin America, responsible for more than 22% of Brazil’s generation capacity and managing nearly 38% of the country’s transmission network. Founded in 1962 and now a publicly traded company, Eletrobras operates a predominantly renewable energy portfolio, with the vast majority of its power generated from low-emission sources such as hydro, wind, and solar.
Eletrobras is a key player in high-voltage direct current (HVDC) transmission in Brazil, participating in major HVDC projects that are integral to the country’s long-distance, high-capacity power transmission infrastructure.
ElectroBras
ZTT Group
ZTT Group
ZTT Group is a Chinese multinational specializing in telecommunications, power grid, renewable energy, marine systems, and precision equipment, operating globally with a significant presence in the manufacturing of cables and related infrastructure. The company delivers turnkey solutions for fiber optic, submarine cables, and overhead transmission systems, supporting power and energy sectors in over 147 countries.
In HVDC (high-voltage direct current), ZTT Group manufactures and supplies high-voltage submarine and land cables, having reached milestones such as delivering 500kV three-core submarine cables for major offshore wind and transmission projects, further establishing its position as a key supplier in global HVDC infrastructure.
ZTT Group
Sofia Wind Farm
Sofia Wind Farm
The Sofia Offshore Wind Farm is a 1.4 GW project under construction on Dogger Bank in the central North Sea, approximately 195 km off the UK’s northeast coast. It is the largest offshore wind project in RWE’s portfolio, featuring 100 Siemens Gamesa 14 MW turbines across a 593 km² site, designed to harness strong wind conditions while utilizing advanced turbine and blade technology.
Sofia Wind Farm incorporates high-voltage direct current (HVDC) technology in its infrastructure, including an offshore converter station and onshore electrical systems, to efficiently transmit power over the long distance to its grid connection point in Teesside.
Sofia Wind Farm
Orsted
Ørsted
Ørsted is a global leader in renewable energy, developing, constructing, and operating wind and solar farms, battery storage, and hydrogen facilities. With more than 10 GW of installed offshore wind capacity, Ørsted is recognized for its commitment to sustainability and is consistently ranked among the world's most sustainable energy companies.
In high voltage direct current (HVDC), Ørsted is engaged in developing and investing in offshore wind projects that utilize HVDC transmission technology to efficiently deliver renewable electricity from offshore sites to onshore grids, supporting the integration of large-scale renewables into energy systems.
