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 over 22,500 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. 


Energy transition

Wind turbines and solar panels are the physical signs of consumers’ growing desire for clean, renewable energy.

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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.

The North Sea "wind harvest" of the first half of 2018 exceeds the first half of 2017 by more than five percent

07/12/2018 08:00:00 AM News Projects Offshore Project

North Sea wind with 8.17 terawatt hours is stable with a strong 15 percent of total wind energy generation in Germany / Expansion of offshore wind farms is stagnating at previous year's level /...

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TenneT provides free access to valuation tool for large-scale electricity storage

07/10/2018 09:00:00 AM Market

Free Electricity Storage Valuation tool provides companies with insight into business case for large-scale electricity storage Free Electricity Storage Valuation tool provides companies with insight...

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TenneT awards contract for offshore platforms to Petrofac

07/09/2018 02:39:39 PM

Following a European tender procedure, TenneT TSO B.V. has selected Petrofac to construct an offshore transformer station (platform) for the Hollandse Kust (zuid) Alpha wind farm zone. Petrofac is...

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Study ranks TenneT among frontrunners in digital transformation

06/25/2018 01:48:15 PM News Dutch

A study of the 200 largest Dutch companies conducted by the Dutch newspaper Het Financieele Dagblad and Vlerick Business School has named TenneT as one of its top 10 ‘Transformers’, or leaders in the...

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

06/18/2018 09:08:59 AM News Market

Energy consumption, production, imports and exports for May 2018. Energy consumption, production, imports and exports for May 2018. Electricity consumption: 101,424Production: 86,843Import:...

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European Cross-Border Intraday (XBID) Solution and 10 Local Implementation Projects successful go-live.

06/14/2018 03:00:00 PM News

Nominated Electricity Market Operators (NEMOs) and Transmission System Operators (TSOs) are pleased to announce that XBID was successfully launched on Tuesday 12th June. First deliveries were...

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