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Read our Annual Report 2023: Our grid availability remained world class at 99.99993%, with huge onshore and offshore grid expansions in the Netherlands and Germany.

Annual Report 2023

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TenneT Donaumast

Our high voltage grid

Our main task is to secure electricity supply to almost 43 million people that live in the areas we serve. To realise this, our primary tasks are to provide electricity transmission services, system services and to facilitate the energy market. We also need to design, build, maintain and operate our grid.

Discover our grid

TenneT facts

  • More than 25,000 km of high voltage connection
  • 99.99963 % grid availability

With over 7,400 employees

  • 24 hours a day
  • 365 days per year

Annual Report 2023

Annual Report 2023

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