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Smulders
Smulders
Smulders is a leading European company specializing in the engineering, procurement, construction, and integration of offshore wind substations and foundations, with a portfolio exceeding 40 substations situated off the coasts of Western Europe. They have evolved from a steel construction company into a system integrator capable of delivering turnkey offshore wind projects, including full in-house design and build capabilities for substations and foundations.
In the HVDC sector, Smulders works in partnership with the Meyer Group through Neptun Smulders Offshore Renewables to design and build advanced offshore converter platforms, strengthening their position in high-voltage direct current infrastructure for offshore wind projects.

Smulders

MAVIR Magyar Villamosenergia-ipari Átviteli Rendszerirányító ZRt.
MAVIR Magyar Villamosenergia-ipari Átviteli Rendszerirányító ZRt.
MAVIR is the Hungarian Independent Transmission System Operator, established in 2000 and headquartered in Budapest. The company is responsible for the reliable operation of Hungary’s electricity transmission grid, managing high voltage electricity transmission and market operations, and ensuring system balance and electricity supply across the country while operating as an independent and transparent entity.
MAVIR's activities in HVDC (High Voltage Direct Current) are focused on the management and integration of high voltage lines within Hungary's national grid, although there is no specific public information highlighting standalone HVDC projects in their recent portfolio. Their system operation responsibilities include readiness for advanced transmission technologies like HVDC where applicable in cross-border or internal grid connections.

MAVIR Magyar Villamosenergia-ipari Átviteli Rendszerirányító ZRt.

SunCable
SunCable
SunCable is an Australian renewable energy company developing the Australia-Asia PowerLink (AAPowerLink), an ambitious project that aims to deliver renewable energy from the Northern Territory to Singapore and other markets through what would be the world's largest solar plant, largest battery, and longest submarine power cable.
In the HVDC space, SunCable is planning to establish an advanced manufacturing facility focused on 525 kV-640 kV HVDC subsea cable systems, which will span 4,300km to connect Darwin with Singapore, supporting Singapore's goal of importing at least 4 GW from low-carbon sources by 2035.

SunCable

TEPCO
Tokyo Electric Power Company (TEPCO)
TEPCO is Japan’s largest electric utility, engaged in generating, transmitting, and distributing electricity to the Kanto region and beyond, with a diversified energy portfolio that includes nuclear, thermal, hydro, and renewable sources. The company is headquartered in Tokyo and provides electricity and gas services to a broad range of customers, while also playing a central role in energy infrastructure and innovation initiatives domestically and internationally.
TEPCO has participated in high-voltage direct current (HVDC) activities primarily through its development and management of advanced transmission networks, supporting efficient long-distance electricity transport and grid stability across its service areas.

TEPCO

Black Swift Technologies
Black Swift Technologies
Black Swift Technologies, founded in 2011 and based in Boulder, Colorado, specializes in the development of highly accurate and robust unmanned aircraft systems (UAS) designed for demanding atmospheric environments. Their purpose-built aerial platforms are used worldwide for scientific research missions in extreme conditions, including wildfire monitoring, volcano assessments, tornado and hurricane research, and other challenging field campaigns.
There is no specific mention of Black Swift Technologies' involvement in HVDC (high-voltage direct current) activities; their expertise and activities are primarily focused on advanced UAS platforms, avionics, and data-driven atmospheric research.

Black Swift Technologies

Teijin Aramid
Teijin Aramid
Teijin Aramid is a global leader in the production of high-strength synthetic fibers, notably Twaron®, Technora®, and Teijinconex®, with headquarters in the Netherlands and part of the Japanese Teijin Group since 2000. Their aramid materials are used across diverse industries, including automotive, aerospace, civil engineering, protective clothing, and more, and they are recognized for their ongoing commitment to sustainable innovation and recycling in fiber manufacturing.
In high-voltage direct current (HVDC) applications, Teijin Aramid's fibers are utilized to enhance the strength and performance of optical fiber cables and power cables, supporting the reliability and efficiency required for long-distance energy transmission.

Teijin Aramid

Mutual Energy (moyle)
Mutual Energy (Moyle)
Mutual Energy is a major energy infrastructure owner and operator in Northern Ireland, managing key assets that include the only electricity link between Northern Ireland and Scotland (the Moyle Interconnector) and the main gas transmission pipeline from Scotland, serving the majority of the region’s energy needs. Structured as a mutual company without shareholders, its core purpose is to operate these critical electricity and gas assets in the long-term interests of Northern Ireland consumers, reinvesting surpluses for their benefit.
Mutual Energy's activities in HVDC are centered on the operation of the 500 MW Moyle Interconnector, a high-voltage direct current subsea link providing essential electrical connectivity between Northern Ireland and Great Britain.











