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.

Monthly figures (rolling annual total in GWh) for November 2018


Energy consumption, production, imports and exports for November 2018.

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Invitation to potential suppliers of Guarantees of Origin


TenneT shall tender the procurement of Guarantees of Origin of renewable energy sources to cover the electricity consumption of its Grids, substations...

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TenneT welcomes the decision of the EU Commission on electricity trading at the German-Danish border


  • The trading capacity for the market is to be increased step by step between Germany and Western Denmark
  • The decision is a sound interim solution until...

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XBID – 2nd Wave Go-Live and Changes in Gate Opening Time from January 1st, 2019


Over 6.3 million trades completed in XBID. Expansion of XBID into further countries expected summer 2019. Harmonization of Gate Opening Times from...

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Monthly figures (rolling annual total in GWh) for October 2018


Energy consumption, production, imports and exports for October 2018.

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TenneT terminates contracts with Heijmans Europoles


Unfortunately, TenneT has had to decide to terminate its contracts with Heijmans Europoles B.V. (HEP) for the design and installation of Wintrack II...

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