Our key tasks

We are primarily tasked with providing power transmission services, system services and facilitating the energy market. Our core tasks follow from our appointment as grid operator under the Dutch 'Elektriciteitswet' (E-wet) and the German 'Energiewirtschaftsgesetz' (EnWG).

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TenneT presents Hub and Spoke concept for large scale wind energy on the North Sea.

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Our grid

TenneT manages the high-voltage grid in the Netherlands and large parts of Germany. TenneT transmits electricity at 110,000 volts (110 kV) and higher. With around 23,000 kilometres of high-voltage lines, we cross borders and connect countries.

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Grid maps

Maps of our onshore and offshore high-voltage grid.

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Electricity market

The energy sector is developing rapidly. The process of European market integration began some years ago. Its purpose is to create a single European market that enables market parties to trade gas and electricity across national borders easily and efficiently.

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Transparency data

We provide transparency data on our operations on our Dutch and German transparency page and on ENTSO-E. 

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Our vision is to be one of the most transparent Transmission System Operators (TSO) in Europe and thereby creating value for society. In this Energy Insights section we present selected energy related topics and show data, information and valuable insights. 



Facts & figures related to TenneT facilitating the market can be found here.

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TenneT is a leading European electricity transmission system operator (TSO), with activities in the Netherlands and in Germany. We strive to ensure a reliable and uninterrupted supply of electricity in our high-voltage grid for some 41 million people.

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We are TenneT

Meet us


All press releases and updates.

TenneT connects Dutch North Sea wind farms using the world’s highest capacity connections


It was announced today that TenneT, as onshore and offshore transmission system operator, will connect 6.1 gigawatts of new offshore wind farms to...

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TenneT expands Supervisory Board, strengthening its European energy business experience


TenneT has appointed three new members to its Supervisory Board: Edna Schöne, Essimari Kairisto and Stijn van Els. They will take up their new roles...

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Dutch King Willem-Alexander and Queen Máxima review concepts and plans for the North Sea Wind Power Hub


Arnheim/Bayreuth/Bremerhaven. As part of the German-Dutch trade delegation meeting, Manon van Beek, CEO of the transmission system operator TenneT,...

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Tim Meyerjürgens appointed as COO in Executive Board TenneT


Tim Meyerjürgens (1975) has been appointed as Chief Operations Officer (COO) in the Executive Board of TenneT Holding BV, next to Ben Voorhorst. Tim...

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SuedLink: Ready for the final decision on the corridor route


  • TenneT and TransnetBW present the results of detailed studies of corridor variants
  • Underground cable corridor is supposed to run from...

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TenneT's grids continue to perform excellently in transition to much more solar and wind energy


TenneT wants to focus more intensively on innovations and the optimisation of existing high-voltage grids in addition to large-scale national and...

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Security of supply is our responsibility