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 23,500 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 42 million people.

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We are TenneT

Meet us


All press releases and updates.

Third regional generation adequacy assessment report published

05/22/2020 09:46:39 AM News

This report provides the main findings of the third edition of the Pentalateral Generation Adequacy Assessment (PLEF GAA 3.0). This report provides the main findings of the third edition of the…

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TenneT supports steps towards possible German State participation in TenneT

05/19/2020 12:50:24 PM News

Holding on to the advantages of a one, cross border TenneT In a letter to the Dutch Lower House of Parliament (19 May 2020), Finance Minister Hoekstra presented his preferred scenario for meeting…

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TenneT is ready for European energy transition with new leadership team

05/14/2020 10:49:54 AM News

With the appointment of six (Associate) Directors from outside the company, TenneT has completed its new, 22-strong, senior leadership team. With the appointment of six (Associate) Directors from…

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SuedOstLink: First award of contract for plastic-insulated underground cable for 525 kilovolts

05/05/2020 11:02:00 AM News Project German

50Hertz and TenneT project reaches important milestone / NKT and Prysmian receive major order for around 1,000 kilometres of underground cables 50Hertz and TenneT project reaches important…

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Equigy platform gives European consumers access to tomorrow's sustainable energy market

04/23/2020 09:35:00 AM News Innovation

- TSOs TenneT, Swissgrid and Terna are developing a European blockchain platform. - Batteries from millions of households will stabilise the electricity grid in the future. - Important innovation…

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Power Transmission System Operators are working full speed and across borders to keep the light on in Europe and to restart an ever greener economy

04/22/2020 10:00:00 AM News

The Electricity Transmission System Operators of Austria, Belgium, France, Germany, Italy, Netherlands, Spain and Switzerland are regularly coordinating their efforts to do the utmost to limit the…

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