Elia Group SA/NV operates as a leading European transmission system operator, managing high-voltage electricity grids in Belgium through its subsidiary Elia Transmission Belgium NV and in the north and east of Germany through 50Hertz Transmission GmbH; it operates 19,741 km of high-voltage connections with 99.99% reliability, balancing production and consumption to supply 30 million end users, importing and exporting electricity with neighboring countries, and facilitating the integration of renewable energy sources including offshore wind. The company offers ancillary services such as balancing group management, renewable and compensation energy services, capacity mechanisms, and offshore grid extensions; it also provides engineering consultancy through Elia Grid International, non-regulated activities via subsidiaries like WindGrid for offshore electricity grid development in Europe and beyond, and operates interconnectors including Nemo Link with the UK and ALEGrO with Germany. Founded in 1937 and headquartered in Brussels, Belgium, Elia Group serves utility customers, market parties, and the general public across Belgium and Germany, with international consulting and offshore projects extending its reach.
In recent developments, Elia Group secures a €2.2 billion equity package in 2025, including a €850 million private placement to investors such as ATLAS Infrastructure with The Future Fund (€234.6 million), BlackRock (€117.3 million), CPP Investments (€117.3 million), and reference shareholder Publi-T/NextGrid Holding (€380.7 million maintaining 44.79% ownership), followed by a €1.35 billion rights issue completed by April 2025 to fund its 2025-2028 investment plan for grid infrastructure, offshore wind connections, and inter-country interconnectors. The company completes the acquisition of a minority stake in energyRe Giga Projects in February 2024 via WindGrid, enhancing its expertise in offshore transmission; it launches the Innovation Alliance with seven other European grid operators in July 2025 to improve grid resilience and efficiency, and advances the Princess Elisabeth Island offshore energy hub with first building blocks placed in April 2025, HVAC works starting in June 2025, and a second UK interconnector optimization approved in June 2025. Additional strategic moves include a €650 million green credit facility from the European Investment Bank in October 2024 for the energy island, a new €600 million seven-year bond placement in June 2024, and a €12.5 million investment in SET Ventures' Fund IV in July 2024 to support digital energy innovations.