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 24,500 kilometres of high-voltage lines, we cross borders and connect countries.

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Offshore Outlook 2050

Already by 2030, the originally planned capacity of 15 gigawatts of offshore wind energy will increase to 20 GW.

To Offshore Outlook 2050
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 42 million people.

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We are TenneT

Meet us


All press releases and updates.

TenneT awards consortium VBMS-NKT Cables Borssele Beta export cabling contract

30/10/17 08:00:00 News Dutch

TenneT has awarded Royal Boskalis Westminster N.V. (Boskalis) subsidiary VBMS in consortium with NKT Cables the Borssele Beta contract for the installation of two 67-kilometer-long export cables. The…

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TenneT concludes contract for UXO survey at cable route Borssele offshore grid

19/06/17 13:00:00 Project Dutch

TenneT TSO B.V. has concluded a joint contract with Fugro and Boskalis to survey and identify Unexploded Ordnance (UXO) in relation to the cable routes for the planned offshore grid connection of…

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Monthly figures (rolling annual total in GWh) for June 2016

18/07/16 09:00:00 Dutch

Electricity consumption: 100,335Production: 88,933Import: 22,151Export: 10,748 Consumption levels measured by TenneTConsumption levels as measured by TenneT, compared to last yearProduction,…

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Unique Dutch approach significantly reduces costs for offshore wind energy

05/07/16 18:30:00 Dutch Innovation

TenneT congratulates Danish utility company DONG Energy for winning the tender for the construction of offshore wind farms off the Dutch coast near Borssele. Appointment of single grid operator for…

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Monthly figures (rolling annual total in GWh) for May 2016

05/07/16 15:33:00 Dutch

Monthly figures (rolling annual total in GWh) for May 2016 Electricity consumption: 99,951Production: 88,714Import: 22,669Export: 11,432 Downloads Consumption levels measured by TenneTConsumption…

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

13/06/16 14:24:50 Dutch

TenneT has developed a vision for building a large European electricity system in the North Sea, based on a 'hub and spoke' principle. The TenneT vision seeks to make CO2 reduction targets feasible…

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