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.

Explore the electricity market

Transparency data

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

To transparency pages

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 January 2019


Energy consumption, production, imports and exports for January 2019.

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System integration important for meeting climate targets


More cooperation needed between electricity and gas grids in the new energy system

  • Electricity and gases will complement each other in the new,...

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CertiQ recognises GOs from Great Britain


Following a ruling by the provisional relief court of the Trade and Industry Appeals Tribunal in November 2018, requested by Eneco, CertiQ will...

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Pilot project from TenneT and Daimler: Automobile battery storage systems stabilise the power grid


  • Successful development partnership between transmission system operator TenneT and Mercedes-Benz Energy, a wholly owned subsidiary of Daimler
  • Project...

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Transmission system operators publish first draft of Grid Development Plan 2030, Version 2019


  • Four-week consultation process for Grid Development Plan (GDP) to start
  • Plan ensures incorporating 65 per cent of renewables, taking into account...

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


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

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